Majestic MDVI30IN User manual

1
Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Installation Manual
Installation and Appliance Setup
INSTALLER: Leave this manual with party responsible for use and operation.
OWNER: Retain this manual for future reference.
NOTICE: DO NOT discard this manual!
In the Commonwealth of Massachusetts installation must be
performed by a licensed plumber or gas fitter.
See Table of Contents for location of additional Commonwealth
of Massachusetts requirements.
Models: MDVI30IN
MDVI35IN
MDVI30IL
MDVI35IL
This appliance may be installed as an OEM
installation in manufactured home (USA
only) or mobile home and must be installed
in accordance with the manufacturer’s
instructions and the Manufactured Home
Construction and Safety Standard, Title 24
CFR, Part 3280 in the United States, or the
Standard for Installation in Mobile Homes,
CAN/CSA Z240 MH Series, in Canada.
This appliance is only for use with the type(s)
of gas indicated on the rating plate. This
appliance is not convertible for use with other
gases, unless a certified kit is used.
• DO NOT store or use gasoline or other flam-
mable vapors and liquids in the vicinity of this
or any other appliance.
• What to do if you smell gas
- DO NOT try to light any appliance.
- DO NOT touch any electrical switch. DO
NOT use any phone in your building.
- Leave the building immediately.
- Immediately call your gas supplier from
a neighbor’s phone. Follow the gas sup-
plier’s instructions.
- If you cannot reach your gas supplier, call
the fire department.
• Installation and service must be performed
by a qualified installer, service agency, or the
gas supplier.
WARNING:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly
could result in serious injury, death, or
property damage.
DANGER
HOT GLASS WILL
CAUSE BURNS.
DO NOT TOUCH GLASS
UNTIL COOLED.
NEVER ALLOW CHILDREN
TO TOUCH GLASS.
A barrier designed to reduce the risk of
burns from the hot viewing glass is provided
with this appliance and shall be installed for
the protection of children and other at-risk
individuals.
RUBY
SERIES

2Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Safety Alert Key:
• DANGER! Indicates a hazardous situation which, if not avoided will result in death or serious injury.
• WARNING! Indicates a hazardous situation which, if not avoided could result in death or serious injury.
• CAUTION! Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
• NOTICE: Used to address practices not related to personal injury.
Table of Contents
Installation Standard Work Checklist. . . . . . . . . . . . . . . . . . . . 3
1 Product Specific and Important Safety Information
A. Appliance Certification . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
B. Glass Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
C. BTU Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
D. High Altitude Installations . . . . . . . . . . . . . . . . . . . . . . . . . . 4
E. Non-Combustible Materials Specification. . . . . . . . . . . . . . 4
F. Combustible Materials Specification . . . . . . . . . . . . . . . . . 4
G. Electrical Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2 Getting Started
A. Design and Installation Considerations . . . . . . . . . . . . . . . 5
B. Tools and Supplies Needed . . . . . . . . . . . . . . . . . . . . . . . . 5
C. Inspect Appliance and Components. . . . . . . . . . . . . . . . . . 5
3 Framing and Clearances
A. Appliance/Decorative Front Dimension Diagram . . . . . . . . 6
4 Fireplace Size Requirements
A. Minimum Fireplace Opening . . . . . . . . . . . . . . . . . . . . . . . 8
B. Mantel and Wall Projections. . . . . . . . . . . . . . . . . . . . . . . 10
5 Termination Location and Vent Information
A. Vent Termination Minimum Clearances . . . . . . . . . . . . . . 11
6 Installation Preparation
A. Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
B. Flue Damper. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
C. Gas Line. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
D. Fireplace Conversion Notice . . . . . . . . . . . . . . . . . . . . . . 12
E. Electrical Outlet Box. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
F. Remote Control Configuration . . . . . . . . . . . . . . . . . . . . . 12
7 Installing Vent Pipe and Appliance
A. Vent Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
B. Venting Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
C. Connecting Vent Pipe. . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
D. Placing, Securing and Leveling the Appliance . . . . . . . . . 15
E. Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
F. Installing Adaptor and Termination Cap . . . . . . . . . . . . . . 16
8 Electrical Information
A. General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
B. Wiring Requirements - IntellifireTM Plus Ignition
System Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
C. Optional Accessories Requirements . . . . . . . . . . . . . . . . 19
9 Gas Information
A. Fuel Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
B. Gas Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
C. Gas Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
D. High Altitude Installations . . . . . . . . . . . . . . . . . . . . . . . . . 20
E. Air Shutter Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
10 Finishing
A. Mantel and Wall Projections. . . . . . . . . . . . . . . . . . . . . . . 22
11 Appliance Setup
A. Fixed Glass Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
B. Remove the Shipping Materials . . . . . . . . . . . . . . . . . . . . 23
C. Clean the Appliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
D. Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
E. Place the Lava Rock . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
F. Ember Placement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
G. Install the Log Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . 25
H. Install Decorative Front/Surround. . . . . . . . . . . . . . . . . . . 31
12 Reference Materials
A. Vent Components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
B. Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
= Contains updated information.



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Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Installation Standard Work Checklist
Customer:
Lot/Address:
Model (circle one): MDVI30IN MDVI35IN
MDVI30IL MDVI35IL
Date Installed:
Location of Fireplace:
Installer:
Dealer/Distributor Phone #
Serial #:
Comments: Further description of the issues, who is responsible (Installer/ Builder/ Other Trades, etc) and corrective
action needed _____________________________________________________________________________________
_________________________________________________________________________________________________
_________________________________________________________________________________________________
Comments Communicated to party responsible ____________________ by ______________________on ___________
(Builder / Gen. Contractor/) (Installer) (Date)
Appliance Install YES IF NO, WHY?
Verify ¿replace is clean and remove/block open damper/modify
damper for vent pipe clearance (Pg. 12) . ___________________________
Appliance is leveled and secured. (Pg. 15) ___________________________
Venting/Chimney Section 7 (Pg. 13-17)
Exhaust stainless steel Àex is properly formed and routed through
existing ¿replace damper. ___________________________
Vent intake and exhaust liners are properly installed to the correct collars,
sealed and secured to top plate and to the termination cap. ___________________________
Exterior roof Àashing installed and sealed. ___________________________
Termination cap installed, secured and sealed to top plate. ___________________________
Electrical Section 8 (Pg. 18-19)
Unswitched power (110-120 VAC) provided to the appliance. ___________________________
Switch wires properly installed. ___________________________
Gas Section 9 (Pg. 20-21)
Proper appliance for fuel type. ___________________________
Was a conversion performed? ___________________________
Leak check performed and inlet pressure veri¿ed. ___________________________
Veri¿ed proper air shutter setting for installation type. ___________________________
Finishing Section 10 (Pg. 22)
Combustible materials not installed in non-combustible areas. ___________________________
Veri¿ed all clearances meet installation manual requirements. ___________________________
Mantels and wall projections comply with installation manual requirements. ___________________________
Appliance Setup Section 11 (Pg. 23-31)
All packaging and protective materials removed (inside & outside of appliance). ___________________________
Refractories, logs, media and embers installed correctly. ___________________________
Glass assembly installed and secured. ___________________________
Accessories installed properly. ___________________________
Surround or decorative front properly installed. ___________________________
Manual bag and all of its contents are removed from inside/under
the appliance and given to party responsible for use and operation. ___________________________
Fireplace warning plate is attached to the existing woodburning ¿replace. ___________________________
Remote control is programmed, functions veri¿ed using remote control ___________________________
instructions.
Started appliance and veri¿ed no gas leaks exist. ___________________________
2205-982 Rev. B 11/16
Î= Contains updated information.
Hearth & Home Technologies recommends the following:
• Photographing the installation and copying this checklist for your ¿le.
• That this checklist remain visible at all times on the appliance until the installation is complete.
This standard work checklist is to be used by the installer in conjunction with, not instead of, the instructions contained in this
installation manual.
WARNING! Risk of Fire or Explosion! Failure to install appliance according to these instructions could
lead to a ¿re or explosion.
ATTENTION INSTALLER:
Follow this Standard Work Checklist

4Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
A. Appliance Certification
E. Non-Combustible Materials Specification
Material which will not ignite and burn. Such materials are
those consisting entirely of steel, iron, brick, tile, concrete,
slate, glass or plasters, or any combination thereof.
Materials that are reported as passing ASTM E 136,
Standard Test Method for Behavior of Materials in
a Vertical Tube Furnace at 750 ºC shall be considered
non-combustible materials.
F. Combustible Materials Specification
Materials made of or surfaced with wood, compressed pa-
per, plant fibers, plastics, or other material that can ignite
and burn, whether flame proofed or not, or plastered or
unplastered shall be considered combustible materials.
G. Electrical Codes
NOTICE: This appliance must be electrically wired
and grounded in accordance with local codes or, in the
absence of local codes, with National Electric Code
ANSI/NFPA 70-latest edition or the Canadian Electric
Code CSA C22.1.
• A 110-120 VAC circuit for this product must be pro-
tected with ground-fault circuit-interrupter protection,
in compliance with the applicable electrical codes,
when it is installed in locations such as in bathrooms
or near sinks.
1
1 Product Specific and Important Safety Information
This product is listed to ANSI standards for “Vented Gas
Fireplace Heaters” and applicable sections of “Gas Burn-
ing Heating Appliances for Manufactured Homes and
Recreational Vehicles”, and “Gas Fired Appliances for
Use at High Altitudes”.
Majestic gas inserts are designed for installations into solid
fuel masonry or factory built fireplaces that have been in-
stalled in accordance with the National, Provincial, State
and local building codes. Fireplaces are to be constructed
of non-combustible materials and, in the absence of local
or regional codes, meet criteria of NFPA 211. No additional
outside air source is required.
NOT INTENDED FOR USE AS A PRIMARY HEAT SOURCE.
This appliance is tested and approved as either supplemen-
tal room heat or as a decorative appliance. It should not be
factored as primary heat in residential heating calculations.
NOTICE: This installation must conform with local codes.
In the absence of local codes you must comply with the
National Fuel Gas Code, ANSI Z223.1-latest edition in
the U.S.A. and the CAN/CGA B149 Installation Codes in
Canada.
B. Glass Specifications
This appliance is equipped with 5 mm ceramic glass. Re-
place glass only with 5 mm ceramic glass. Please contact
your dealer for replacement glass.
C. BTU Specifications
MODELS: MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL
LABORATORY: Underwriters Laboratories, Inc. (UL)
TYPE: Direct Vent Heater
STANDARD: ANSI Z21.88-2014 CSA 2.33-2014
Models
(U.S. or Canada)
Maximum
Input
BTU/h
Minimum
Input
BTU/h
Orifice
Size
(DMS)
MDVI30IN (NG)
US
(0-2000 FT) 30,500 17,000 #36
CANADA
(2000-4500 FT) 28,000 15,000 #37
MDVI30IL (LP)
US
(0-2000 FT) 27,500 14,500 #52
CANADA
(2000-4500 FT) 25,000 13,000 #53
MDVI35IN (NG)
US
(0-2000 FT) 35,000 19,500 #33
CANADA
(2000-4500 FT) 32,500 17,500 #34
MDVI35IL (LP)
US
(0-2000 FT) 31,500 16,500 #51
CANADA
(2000-4500 FT) 27,500 15,000 #52
D. High Altitude Installations
NOTICE: If the heating value of the gas has been reduced,
these rules do not apply. Check with your local gas utility
or authorities having jurisdiction.
When installing above 2000 feet elevation:
• In the USA: Reduce input rate 4% for each 1000 feet
above 2000 feet.
• In CANADA: Reduce input rate 10% for elevations
between 2000 feet and 4500 feet. Above 4500 feet,
consult local gas utility.
Check with your local gas utility to determine proper
orifice size.

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Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
2
2 Getting Started
C. Inspect Appliance and Components
• Carefully remove the appliance and components from
the packaging.
• The vent system components and decorative doors and
fronts may be shipped in separate packages.
• If packaged separately, the log set and appliance grate
must be installed.
• Report to your dealer any parts damaged in shipment,
particularly the condition of the glass.
•Read all of the instructions before starting the instal-
lation. Follow these instructions carefully during the
installation to ensure maximum safety and benefit.
WARNING! Risk of Fire or Explosion! Damaged parts
could impair safe operation. DO NOT install damaged, in-
complete or substitute components. Keep appliance dry.
Hearth & Home Technologies disclaims any responsibility for,
and the warranty will be voided by, the following actions:
• Installation and use of any damaged appliance or vent
system component.
• Modification of the appliance or vent system.
• Installation other than as instructed by Hearth & Home
Technologies.
• Improper positioning of the gas logs or the glass door.
• Installation and/or use of any component part not approved
by Hearth & Home Technologies.
Any such action may cause a fire hazard.
WARNING! Risk of Fire, Explosion or Electric Shock!
DO NOT use this appliance if any part has been under
water. Call a qualified service technician to inspect the
appliance and to replace any part of the control system
and/or gas control which has been under water.
Improper installation, adjustment, alteration, service or
maintenance can cause injury or property damage. For
assistance or additional information, consult a qualified
service technician, service agency or your dealer.
B. Tools and Supplies Needed
Before beginning the installation be sure that the following
tools and building supplies are available.
Tape measure Pliers
Hammer Phillips screwdriver
Voltmeter Electric drill and bits (1/4 in.)
Gloves Safety glasses
Level Reciprocating saw
Manometer Flat blade screwdriver
Noncorrosive leak check solution
1/2 - 3/4 inch length, #6 or #8 Self-drilling screws
Caulking material (300ºF minimum continuous exposure
rating)
A. Design and Installation Considerations
Majestic gas inserts are designed for installations into
solid fuel masonry or UL127 listed factory built fireplaces.
No additional outside air source is required.
Installation MUST comply with local, regional, state and na-
tional codes and regulations. Consult insurance carrier, local
building inspector, fire officials or authorities having jurisdic-
tion over restrictions, installation inspection and permits.
Prior to installing the gas insert:
• Ensure chimney is constructed of non-combustible
materials.
• Ensure chimney is clean and in good working order.
• Ensure that all chimney cleanouts fit properly to prevent
air leakage into chimney.
• Ensure combustible mantel and surround clearances
comply with insert requirements.
• Ensure all joints are properly engaged and the chimney
is properly secured.
• Determine minimum fireplace size. See Section 4.A.
• Determine gas supply piping requirements.
• Determine electrical wiring requirements.
• Determine finishing details.
• Determine whether optional accessories—devices such
as a wall switch or remote control—are desired.
Installation and service of this
appliance should be performed
by qualified personnel. Hearth &
Home Technologies recommends
NFI certified professionals.


6Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
3
3 Framing and Clearances
A. Appliance/Decorative Front Dimension Diagram
Dimensions are actual appliance dimensions. Use for reference only. For framing dimensions and clearances refer to Section 4.
Figure 3.1 Appliance Dimensions
*Note: Location G on Figure 14.1 is measuring the appliance depth, for installation depth reference Location G on
Figure 5.2.
MODEL DIMENSIONS
Location MDVI35IN/IL MDVI30IN/IL
Inches Millimeters Inches Millimeters
A 23-7/16 595 20-3/16 513
B 34-5/8 879 30-5/8 778
C 31-5/8 803 27-1/2 699
D 15-11/16 398 12-3/16 310
E 24-1/16 611 20-7/16 519
F 21-1/8 537 17-5/8 448
G* 15-11/16 398 14-5/8 371
H 11-3/4 298 10-1/16 256
I 20-7/16 519 17 432
J 1-3/4 44 1-3/4 44
MODEL DIMENSIONS
Location MDVI35IN/IL MDVI30IN/IL
Inches Millimeters Inches Millimeters
K 4-13/16 122 4-13/16 122
L 10-1/16 256 9-1/8 232
M 2-7/16 62 2-7/16 62
N 5 127 4-1/16 103
O 5-1/8 130 5-1/8 130
P 8-15/16 227 8-15/16 227
Q 1-13/16 46 1-15/16 49
R 3-1/4 83 3-1/4 83
S 5-5/16 135 4-15/16 125
T 10-5/8 270 9-1/2 241
U 4-11/16 119 4-5/8 117
F
L
K
J
GAS LINE
ACCESS
C
D
E
U
I
N
M
ELECTRICAL
ACCESS
A
H
B
G
O
R
Q
P
S
T

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Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Figure 3.2 Decorative Front Dimensions - CRDI30BK, CRDI30BZ, CRDI35BK, CRDI35BZ
DECORATIVE FRONTS
CRDI30BK
CRDI30BZ
CRDI35BK
CRDI35BZ
ABCD EFG
MDVI30IN/IL CRDI30BK
CRDI30BZ
in. 29 13-13/16 4-1/2 36 23-1/2 23 1/2
mm 737 351 114 914 597 584 13
MDVI35IN/IL CRDI35BK
CRDI35BZ
in. 31 15-13/16 4-1/2 37-15/16 25-1/2 25 1/2
mm 787 402 114 964 648 635 13
F
D
A
B
C
G
E

8Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
4
4 Fireplace Size Requirements
A. Minimum Fireplace Opening
Minimum fireplace opening requirements for a standard 3/4
inch deep surround are shown in Figure 4.2. For smaller
openings, an optional 1-1/2 inch deep surround is available
and dimensions are shown in Figure 4.3.
WARNING! Risk of Fire or Burns! Provide adequate
clearance around air openings and for service access.
Due to high temperatures, the appliance should be locat-
ed out of traffic and away from furniture and draperies.
• The firebrick (refractory), glass doors, screen rails, screen
mesh and log grates can be removed from a factory
built firebox in order to gain minimum gas insert opening
requirements.
• Any smoke shelves, shields and baffles may be removed
from the factory built firebox if attached with mechanical
fasteners.
• The metal floor of the solid fuel firebox may be removed
to facilitate the installation of the insert.
• Cutting of any sheet metal parts of the fireplace in which
the gas fireplace insert is to be installed is prohibited,
except the floor as tested for and as noted above and in
Figure 4.1.
• A minimum 1/2 inch gap from the bottom of the
appliance to the metal floor of the solid fuel firebox is
RECOMMENDED for optimal fan performance. See
side view in Figure 4.1
Figure 4.1-A
SIDE VIEW
6 IN.
5 IN.
3 IN.
9 IN. METAL INSERT
FACTORY BUILT FIREBOX
6 IN.
5 IN.
3 IN.
9 IN.
METAL FLOOR OF EXISTING
SOLID FUEL FIREBOX
TOP VIEW
REMOVE THIS
SECTION OF
METAL FLOOR
REMOVE THIS
SECTION OF
METAL FLOOR
1/2 IN. MINIMUM LEVELING HEIGHT
(RECOMMENDED)
1/4 IN. REQUIRED
METAL FLOOR OF EXISTING SOLID FUEL FIREBOX
• The appliance may not be placed directly on the base of
the outer wrap, a 1/4 inch airspace MUST be provided
between the insert and the floor of the outer wrap. Use
the leveling legs to raise the insert a minimum of 1/4 inch.
The original fireplace may never be returned to solid
fuel in this condition. The sidewalls and top structure
of the firebox may not be altered with the exception of
removable baffles and dampers.
• If a minimum 1/2 inch gap can not be achieved, a section
of the factory-built metal floor can be removed. See
Figure 4.1-B.
Figure 4.1-B

9
Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Figure 4.2 Firebox Opening - Standard Surround
In addition to these dimensions, also reference Clearances and Mantel Projections (Section 4.B).
TOP VIEW FRONT VIEW SIDE VIEW
**Unit depth is measured to the back of the surround to give the depth needed for installation.
CD
B
A
E
F
MINIMUM FIREBOX OPENING
Location
MDVI35IN/IL MDVI30IN/IL
Inches Millimeters Inches Millimeters
A Rear Width 24 610 20-3/4 527
B Front Width 35-1/8 892 31-1/8 791
C Height-Front 24-3/8 619 20-3/4 527
D Height-Rear 21-1/8 537 17-5/8 448
E** Unit Depth 16 406 14-7/8 378
F Venting Depth 10-5/8 270 9-1/2 241
Note: Dimensions assume 1/4 inch clearance on all sides.
Note: If exhaust collar on insert and fireplace damper do not line up, add 4 inches (102 mm) to minimum
fireplace height for bends in vent pipe.

10 Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
B. Mantel and Wall Projections
WARNING! Risk of Fire! Comply with all minimum clear-
ances to combustibles as specified. Framing or finishing
material closer than the minimums listed must be construct-
ed entirely of noncombustible materials (i.e., steel studs,
concrete board, etc).
Clearance to combustible material under the insert is 1/4
inch (6 mm). Clearance from top of fireplace opening for
combustibles extending 12 inches max. is 12 inches.
• Use leveling legs to raise insert minimum 1/4 inch (6 mm)
above combustible material or outer wrap of factory built
firebox.
Combustible facings must not extend behind the insert
surround. For non-combustible material specifications
refer to Section 1.E.
Figure 4.4 Mantel Clearances
12 IN. MIN.
12 IN. MAX.
EXISTING NON-COMBUSTIBLE FACING
10 IN. MIN.
2 IN.
MAX.
Figure 4.3 Firebox Opening - Deep Surround
CD
SURROUND
APPLIANCE
1-1/2 IN.
BD
AD
APPLIANCESURROUND
TOP VIEW
SIDE VIEW
MINIMUM FIREBOX OPENING
Location
MDVI35IN/IL MDVI30IN/IL
Inches Millimeters Inches Millimeters
ADAlternate Unit Width 33-1/2 851 29-1/2 749
BDAlternate Unit Depth 15-1/8 384 14 356
CDAlternate Unit Height 23 584 19-3/8 492
Note: Dimensions assume 1/4 inch clearance on all sides.
Note: If exhaust collar on insert and fireplace damper do not line up, add 4 inches (102 mm) to minimum
fireplace height for bends in vent pipe.

11
Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
A. Vent Termination Minimum Clearances
Roof Pitch H (Min.) Ft.
Flat to 6/12...........................................................1.0*
Over 6/12 to 7/12.................................................1.25*
Over 7/12 to 8/12.................................................1.5*
Over 8/12 to 9/12.................................................2.0*
Over 9/12 to 10/12...............................................2.5*
Over 10/12 to 11/12 .............................................3.25
Over 11/12 to 12/12 .............................................4.0
Over 12/12 to 14/12.............................................5.0
Over 14/12 to 16/12.............................................6.0
Over 16/12 to 18/12.............................................7.0
Over 18/12 to 20/12.............................................7.5
Over 20/12 to 21/12.............................................8.0
Figure 5.1 Minimum Height From Roof To Lowest Discharge
Opening
HORIZONTAL
OVERHANG
VERTICAL
WALL
GAS DIRECT VENT
TERMINATION CAP
12
X
ROOF PITCH
IS X/ 12
LOWEST
DISCHARGE
OPENING
2 FT.
MIN.
20 INCHES MIN.
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
5
5 Termination Location and Vent Information
Fire Risk.
Maintain vent clearance to combustibles as
specified.
• DO NOT pack air space with insulation or other
materials.
Failure to keep insulation or other materials away
from vent pipe may cause overheating and fire.
WARNING
* H minimum may vary depending on regional snowfall.
Refer to local codes.

12 Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
6
6 Installation Preparation
Prepare the existing solid fuel masonry or factory built
non-combustible firebox for installation.
A. Cleaning
Prior to installing the gas insert:
• Ensure that the woodburning fireplace cavity is clean
and free of ash, soot, and other debris.
B. Flue Damper
Fully lock the solid fuel fireplace’s flue damper in the open
position, OR completely remove it.
C. Gas Line
Note: If the factory built fireplace has no gas access hole
provided, an access hole of 1 inch (25 mm) diameter or
less may be drilled through the lower sides or bottom of the
firebox in a proper workmanship - like manner. This access
hole must be plugged with non-combustible insulation after
the gas supply line has been installed.
• Install gas line into firebox cavity.
• Check local codes and gas line sizing requirements
following NFPA51. See Section 9.
• It is recommended that extra length of gas line be
installed within the existing wood burner or masonry
fireplace to allow removal of the insert for future servicing
needs.
D. Fireplace Conversion Notice
Permanently attach the label with the following warning to
the inside lower back of the fireplace firebox into which the
insert is being installed. Silicone or mechanical fasteners
may be required to properly secure the label.
WARNING! Risk of Fire! This fireplace has been con-
verted for use with a gas fireplace insert only and cannot
be used for burning wood or solid fuels unless all original
parts have been replaced, and the fireplace re-approved
by the authority having jurisdiction.
F. Remote Control Configuration
The IntellifireTM Plus should be programmed to the RC200
remote control prior to the installation of the insert into the
existing solid fuel masonry or factory built fireplace.
The control is accessed by removing the lower access
panel behind the decorative front. Reference the specific
RC200 user instructions for configuring the remote to the
appliance.
E. Electrical Outlet Box
An outlet box may be installed in a bottom back corner of
the existing solid fuel masonry or factory built fireplace
to power the appliance. Each unit ships standard with a
cord assembly to permit blowers or other optional acces-
sories to be used. The accessories plug into the new out-
let box or may be routed out onto the hearth to a nearby
outlet.

13
Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Figure 7.1
WARNING! Risk of Fire/Explosion/Asphyxiation! Do
NOT connect this gas appliance to a chimney flue serving
a separate solid fuel or gas burning appliance.
• May impair safe operation of this appliance or other
appliances connected to the flue.
• Vent this appliance directly outside.
• Use separate vent system for this appliance.
Horizontal venting is NOT allowed.
Vertical terminations are measured to top of chimney.
This appliance is listed for use with LINK-DV systems
and components only. It is permissible to extend venting
above existing chimney (within specified maximum verti-
cal limits) using SLP series or Dura Vent GS series 4 in. x
6-5/8 in. gas direct-vent pipe. Connection is made using
DV-46DVA-GK.
A. Vent Limits
The abbreviations listed in this vent table key are used in
the vent diagrams.
Description
Minimum Vertical Run Length 14 ft.
Maximum Vertical Run Length 50 ft.
CAUTION! ALL vent specifications MUST be followed.
This product is tested and listed to these specifications.
Appliance performance will suffer if specifications are not
followed.
7
7 Installing Vent Pipe and Appliance
B. Venting Components
CAUTION! Risk of Cuts/Abrasions/Flying Debris.
Wear protective gloves and safety glasses during instal-
lation. Sheet metal edges are sharp.
The vertical vent termination system installed on this model
includes:
• Flexible vent pipe for exhaust air (included with vent kit).
• One length of 3-inch flexible vent pipe for combustion
air (included with vent kit).
• One pipe-to-cap adaptor (included with vent kit).
• One vertical termination cap (included with vent kit).
EXHAUST
AIR
VENT PIPE
TERMINATION
CAP
EXHAUST STARTING COLLAR
STARTING COLLAR BRACKET
EXHAUST STARTING COLLAR
INLET AIR STARTING COLLAR
STARTING COLLAR BRACKET
INLET AIR STARTING COLLAR
LOCKING TAB
INLET AIR
VENT PIPE
ADAPTER
V = 14 FT. MINIMUM
50 FT. MAXIMUM
NOTE: TO ACHIEVE OPTIMUM PERFOR-
MANCE OF INSERT, MINIMIZE OR AVOID
BENDS IN EXHAUST VENT PIPE.
EXHAUST
COLLAR
INLET
COLLAR
HANDLE

14 Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Figure 7.2
CUT AND BEND
FLASHING AS NEEDED
TO FIT CHIMNEY
SEALANT
ADHESIVE
• Trim chimney top plate to minimize excess overhang or
bend over flue tile (see Figure 7.2).
• Place 3/8 inch bead of 300ºF silicone on flue tile top.
C. Connecting Vent Pipe
Reference instructions in the termination kit.
• Install the 3-inch flexible vent pipe(s) down through the
chimney.
• Secure the exhaust flexible vent pipe to the exhaust
starting collar on top of the appliance with three screws.
See Figure 7.1.
• Use 3 screws to attach the section of inlet air vent to
the inlet collar on the collar slide plate. See Figure 7.1.
NOTE: The collar slide plate may be removed from
appliance to aid installation.

15
Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
WARNING! Risk of Fire! Only an approved Hearth &
Home Technologies surround may be used to cover inte-
gral grills on solid fuel burning fireplaces. No other com-
ponents such as shrouds, sheetmetal plates, etc., may be
used to seal off vents.
WARNING! Risk of Explosion! Failure to position the
parts in accordance with these diagrams or failure to use
only parts specifically approved with this appliance may
result in property damage or personal injury.
Figure 7.3
D. Placing, Securing and Leveling the
Appliance
WARNING! Risk of Explosion/Combustion Fumes!
Connect vent sections per installation instructions.
• The 3 foot section of stainless steel flexible pipe MUST
be attached directly to the exhaust collar on the collar
slide plate.
• Connect exhaust vent pipe ONLY to exhaust starting
collar and termination cap center collar.
• Connect inlet air vent ONLY to inlet air collar on
appliance and either the termination cap inlet air collar
OR terminate within chimney.
• DO NOT allow vent to sag below connection point to
appliance.
• Remove rear leveling legs from shipping position and
relocate to one of the positions shown in Figure 7.3.
Remove both screws that secure the leveling leg to the
side of the appliance. Turn the leveling leg around so
that the foot is facing out and downward. Line up the
two holes on the leg with the holes on the appliance and
secure with screws. See Figure 7.3.
• Front leveling legs are shipped with surround and may
be installed in one of two locations. See Figure 7.3.
• Install insert (without surround attached) into existing
fireplace while pulling collar slide plate forward.
• Install gas line into hole provided on side.
• Secure collar slide plate to appliance by placing locking
handle into position with locking tabs (see Figure 7.1)
and secure with #8 screw.
• Level the appliance from side to side and front to back.
Adjust leveling bolts to desired vertical position so
appliance is level. Use the leveling bolts included with
the manual bag.
• A minimum 1/2 inch gap from the bottom of the appliance
to a metal surface is recommended for optimal fan
performance. See Figure 4.1-A and Figure 4.1-B.
• Position any excess flexible vent pipe back up into
chimney without sagging. Twist and push flex vent
together to shorten.
• Attach surround. Follow instructions for surround
installation included with the front.
• Push insert into the opening so that it tightly overlaps the
fireplace opening.
REAR LEVELING LEGS
SHIPPED IN THIS POSITION
LOCATION A
REAR LEVELING LEGS MAY BE RELOCATED
TO LOCATION A OR LOCATION B
LOCATION B

16 Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
F. Installing Adaptor and Termination Cap
CAUTION! Risk of Cuts/Abrasions/Flying Debris.
Wear protective gloves and safety glasses during instal-
lation. Sheet metal edges are sharp.
For installation of termination cap see minimum vent
heights for various pitched roofs (see Figure 7.4) .
To install adaptor see Figure 7.5.
Roof Pitch H (Min.) Ft.
Flat to 6/12....................1.0*
Over 6/12 to 7/12........1.25*
Over 7/12 to 8/12..........1.5*
Over 8/12 to 9/12..........2.0*
Over 9/12 to 10/12........2.5*
Over 10/12 to 11/12 ..... 3.25
Figure 7.4 Minimum Height from Roof to Lowest Discharge
Opening
Roof Pitch H (Min.) Ft.
Over 11/12 to 12/12 ....... 4.0
Over 12/12 to 14/12....... 5.0
Over 14/12 to 16/12....... 6.0
Over 16/12 to 18/12....... 7.0
Over 18/12 to 20/12....... 7.5
Over 20/12 to 21/12....... 8.0
HORIZONTAL
OVERHANG
VERTICAL
WALL
GAS DIRECT VENT
TERMINATION CAP
12
X
ROOF PITCH
IS X/ 12
LOWEST
DISCHARGE
OPENING
2 FT.
MIN.
20 INCHES MIN.
H (MIN.) - MINIMUM HEIGHT FROM ROOF
TO LOWEST DISCHARGE OPENING
E. Remote Control
IPI Models:
If a remote control kit is used to control blower function,
the AUX200 module can only be placed in the control cav-
ity to the right of the control panel.
CLASS A PIPE
Figure 7.5
CAUTION! Risk of Cuts/Abrasions/Flying Debris.
Wear protective gloves and safety glasses during instal-
lation. Sheet metal edges are sharp.
Damper Flashing Kit (Optional)
For use with LINK-DV30B, LINKSQ-DV30, LINK-DV4-
30B or LINKSQ-DV4-30 Liner Kit.
Note: Damper may have to be removed to use this kit.
• Run flex liners through 3 in. holes in damper flashing.
• Attach damper flashing to firebox roof with self tapping
screws included in kit.
* H minimum may vary depending on regional snowfall.
Refer to local codes.

17
Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Figure 7.6
Masonry Factory Built
Wood Burning
Remove 18 inch x 18 inch flashing on cap by removing 3
screws. Connect both the LINK-ZC-ADPB to Class A Pipe
and the termination cap to the LINK-ZC-ADPB with the
self tapping screws provided.
OPTIONAL LINK-ZC-ADPB
FOR USE WITH CLASS A
WOODBURNING PIPE
EXHAUST
AIR
VENT PIPE
TERMINATION
CAP
LINK-DV30B
LINKSQ-DV30
Installation*
LINK-DV4-30B
LINKSQ-DV4-30
Installation**
INLET AIR
VENT PIPE
WARNING:
DO NOT BLOCK
THIS PIPE END!
INLET AIR
VENT PIPE
EXHAUST
AIR
VENT PIPE
Note: Untwist the
pipe while extend-
ing it, to achieve full
30’ length.
OR
Note: The LINK-DV4-30B and LINKSQ-DV4-30 systems
REQUIRE this insulation.
To prevent odors and cold air drafts, it may be necessary to
place non-combustible insulation or field fabricated metal
plates around the vent pipe flues as they go through the
damper.
*LINK-DV30B/LINKSQ-DV30: This installation may perform better
and allow less cold air infiltration in negative pressure settings.
**LINK-DV430B/LINKSQ-DV4-30:
• This installation may be more susceptible to cold air infiltration and
the effects of negative pressure on the appliance’s performance.
• Depending on the chimney cleanliness, consider using the
full length intake so as to lessen the possibility of sense rod
contamination and flame rectification issues.

18 Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
A. General Information
WARNING! Risk of Shock or Explosion! DO NOT wire
110-120 VAC to the valve or to the appliance wall switch.
Incorrect wiring will damage controls.
NOTICE: This appliance must be electrically wired
and grounded in accordance with local codes or, in the
absence of local codes, with National Electric Code
ANSI/NFPA 70-latest edition or the Canadian Electric
Code CSA C22.1.
• Wire the appliance junction box to unswitched 110-
120 VAC. This is required for proper operation of the
appliance.
• This appliance comes with a 110-120 VAC cord
assembly. This is required for proper operation of the
appliance (IntellifireTM Plus Ignition). An outlet box may
be installed in a bottom back corner of the existing solid
fuel masonry or factory built fireplace to plug in the cord
assembly, or the supplied power cord may be routed out
onto the hearth to a nearby outlet.
• A 110-120 VAC circuit for this product must be protected
with ground-fault circuit-interrupter protection, in
compliance with the applicable electrical codes, when
it is installed in locations such as in bathrooms or near
sinks.
• Low voltage and 110-120 VAC voltage cannot be shared
within the same wall box.
8
8 Electrical Information
Electrical Service and Repair
WARNING! Risk of Shock! Label all wires prior to dis-
connection when servicing controls. Wiring errors can
cause improper and dangerous operation. Verify proper
operation after servicing.
WARNING! Risk of Shock! Replace damaged wire with
type 105º C rated wire. Wire must have high temperature
insulation.
• Refer to Service Parts section of appliance Owner’s
Manual for replacement part information.
B. Wiring Requirements - IntellifireTM Plus Ig-
nition System Wiring
• Wire an outlet box (110-120 VAC) in the bottom back
corner of the existing solid fuel masonry or factory built
fireplace to plug in the cord assembly, or the supplied
cord assembly may be rerouted out onto the hearth to a
nearby outlet for proper operation of the appliance.
WARNING! Risk of Shock or Explosion! DO NOT wire
IPI controlled appliance junction box to a switched circuit.
Incorrect wiring will override IPI safety lockout.
• Refer to Figure 8.1, IPI Plus Wiring Diagram.
• This appliance is equipped with an IntelliFire™ Plus
control valve which operates on a 6 volt/1.5 AMP system.
• Plug the 6 volt transformer plug into the appliance cord
assembly to supply power to the unit OR install 4 AA cell
batteries (not included) into the battery tray before use.
See Section 3.I in Owner’s Manual for instructions on
locating battery tray and installing batteries.
ON/OFF Switch
• An ON/OFF switch is included with the appliance
surround and should be attached to surround/facing.
(See Installation instructions for remote control/fronts).
• If desired an additional wall switch or thermostat may
be added to system.
NOTICE: Batteries should only be used as a power source
in the event of an emergency power outage. Batteries
should not be used as a primary long-term power source.
Battery polarity must be correct when installing batteries.
When using batteries as a power source, the 6 volt
transformer must be unplugged from the receptacle.
Do not store batteries in the battery pack when the
appliance is powered by the 6 volt transformer connected
to permanent electrical service
IPI Battery Tray/Battery Installation
The IntelliFireTM Plus system has a battery backup option.
Batteries should only be placed in the battery pack when
110-120 VAC is not available. See Section 3.I of Owner’s
manual.
Control Module Operation
See Section 3.J of Owner’s Manual for control module
operation instructions.

19
Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
Figure 8.1 IntellifireTM Plus Pilot Ignition (IPI) Wiring Diagram and Fan Wiring Diagram
AUX WIRE EXTENSION
TO CORD ASSEMBLY
120VAC
AUX200
MODULE
FAN
BATTERY PACK
6V DC (AA X 4)
EMBER BULB 50W (2)
ORANGE
(PILOT)
GREEN
(MAIN)
TO CORD ASSEMBLY
120VAC
MODULE ORG
WHT
INTERMITTENT PILOT IGNITOR
BLACK
RED
RC200
EMC FILTER UNIT
BROWN
GROUND
GROUND
C. Optional Accessories Requirements
• This appliance may be used with a wall switch, wall
mounted thermostat, and/or a remote control. A factory
-installed fan comes standard with the MDVI30IN/IL and
MDVI35IN/IL.
• To connect optional accessories, the supplied cord
assembly should be used.
Wiring for optional Hearth & Home Technologies approved
accessories should be done now to avoid reconstruction.
Follow instructions that come with those accessories.
• Plug the cord into a convenient outlet.
• Must use cord supplied.
• An IntelliFire™ Plus Wireless Controls or WSK-21
wired wall switch may be used with the IntelliFire™
Plus Ignition System. Hearth & Home Technologies
recommends that IntelliFire Plus™ wireless controls be
used for their features and functionality with the Intel-
liFire™ Plus ignition system.
• A standard ON/OFF switch is compatible.
WARNING! Risk of Shock! Label all wires prior to dis-
connection when servicing controls. Wiring errors can
cause improper and dangerous operation. Verify proper
operation after servicing.
WARNING! Risk of Shock! Replace damaged wire with
type 105° C rated wire. Wire must have high temperature
insulation.
BLOWERS
BLOWER
RECEPTICLE
BLK
GRN
BLK
BLK
GRN
BLK
WHT
GRN
BLK
BLK
GRN
WHT
BLK
BLK
PLUG INTO 120V
EXISTING OUTLET
DC REGULATOR
RECEPTICLE
AUX 200 MODULE
FAN
TO CONTROL
MODULE
FUSE WIRE
ASSEMBLY
FUSE WIRE
ASSEMBLY

20 Majestic • MDVI30IN, MDVI35IN, MDVI30IL, MDVI35IL Installation Manual • 2205-980 Rev. H • 12/16
A. Fuel Conversion
• Make sure the appliance is compatible with available gas
types.
• Conversions must be made by a qualified service
technician using Hearth & Home Technologies specified
and approved parts.
B. Gas Pressure
• Optimum appliance performance requires proper input
pressures.
• Gas line sizing requirements will be determined in ANSI
Z223.1 National Fuel Gas Code in the USA and CAN/
CGA B149 in Canada.
• Pressure requirements are:
C. Gas Connection
• Refer to Reference Section 3 for location of gas line
access in appliance.
• Gas line may be run through knockout(s) provided.
• The gap between supply piping and gas access hole
may be caulked with caulk with a minimum of 300ºF
continuous exposure rating or stuffed with non-
combustible, unfaced insulation to prevent cold air
infiltration.
• Ensure that gas line does not come in contact with outer
wrap of the appliance. Follow local codes.
• Pipe incoming gas line into valve compartment.
• Connect incoming gas line to the 1/2 in. (13 mm)
connection on manual shutoff valve.
WARNING! Risk of Fire or Explosion! Support control
when attaching pipe to prevent bending gas line.
• A small amount of air will be in the gas supply lines.
WARNING! Risk of Fire or Explosion! Gas build-up dur-
ing line purge could ignite.
• Purge should be performed by qualified service
technician.
• Ensure adequate ventilation.
• Ensure there are no ignition sources such as sparks
or open flames.
Light the appliance. It will take a short time for air to purge
from lines. When purging is complete the appliance will
light and operate normally.
WARNING! Risk of Fire, Explosion or Asphyxiation!
Check all fittings and connections with a non-corrosive
commercially available leak-check solution. DO NOT use
open flame. Fittings and connections could have loos-
ened during shipping and handling.
WARNING! Risk of Fire! DO NOT change valve settings.
This valve has been preset at the factory.
WARNING! Risk of Fire or Explosion! High pressure
will damage valve. Low pressure may cause explosion.
• Verify inlet pressures. Verify minimum pressures when
other household gas appliances are operating.
• Install regulator upstream of valve if line pressure is
greater than 1/2 psig.
9
9 Gas Information
Gas Pressure Natural Gas Propane
Minimum inlet pressure 5.0 in. w.c. 11.0 in. w.c.
Maximum inlet pressure 10.0 in. w.c. 13.0 in. w.c.
Manifold pressure 3.5 in. w.c. 10.0 in. w.c.
Note: Have the gas supply line installed in accordance with
local codes, if any. If not, follow ANSI 223.1. Installation
should be done by a qualified installer approved and/or
licensed as required by the locality. (In the Commonwealth
of Massachusetts installation must be performed by a
licensed plumber or gas fitter).
Note: A listed (and Commonwealth of Massachusetts ap-
proved) 1/2 in. (13 mm) T-handle manual shut-off valve
and flexible gas connector are connected to the 1/2 in. (13
mm) control valve inlet.
• If substituting for these components, please consult
local codes for compliance.
Fire Risk.
Explosion Hazard.
High pressure will damage valve.
• Disconnect gas supply piping BEFORE
pressure testing gas line at test pressures
above 1/2 psig.
• Close the manual shutoff valve BEFORE
pressure testing gas line at test pressures
equal to or less than 1/2 psig.
WARNING
D. High Altitude Installations
NOTICE: If the heating value of the gas has been reduced,
these rules do not apply. Check with your local gas utility
or authorities having jurisdiction.
When installing above 2000 feet elevation:
• In the USA: Reduce input rate 4% for each 1000 feet
above 2000 feet.
• In CANADA: Input ratings are certified without a reduction
of input rate for elevations up to 4500 feet (1370 m)
above sea level. Please consult provincial and/or
local authorities having jurisdiction for installations at
elevations above 4500 feet (1370 m).
Check with your local gas utility to determine proper
orifice size.