Regency Horizon HZ54E-NG Quick start guide

WARNING:
Iftheinformationintheseinstructionsarenotfollowedexactly,
a fire or explosion may result causing property damage,
personal injury or loss of life.
FOR YOUR SAFETY
Do not store or use gasoline or other flammable vapors and
liquids in the vicinity of this or any other appliance.
Installation and service must be performed by a qualified
installer, service agency or the gas supplier.
FOR YOUR SAFETY
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.
Immediately call your gas supplier
from a neighbour's phone. Follow
the gas supplier's instructions.
If you cannot reach your gas
supplier, call the fire department.
FPI FIREPLACE PRODUCTS INTERNATIONAL LTD. 6988 Venture St., Delta, BC Canada, V4G 1H4
918-883c
Regency Horizon™HZ54E
Gas Fireplace
04/09/13
Owners &
Installation Manual
www.regency-fire.com
Tested by: Installer: Please complete the details on the back cover
and leave this manual with the homeowner.
Homeowner: Please keep these instructions for future reference.
MODELS: HZ54E-NG Natural Gas
HZ54E-LP Propane
Horizon HZ54 Product Video

2Regency Horizon HZ54E Gas Fireplace 2
To the New Owner:
Congratulations!
You are the owner of a state-of-the-art Gas Fireplace by REGENCY®. The HZ54E has been
designed to provide you with all the warmth and charm of a wood fireplace at the flick of a switch.
The model HZ54E has been approved by Warnock Hersey/Intertek for both safety and efficiency.
As it also bears our own mark, it promises to provide you with economy, comfort and security for
many trouble free years to follow. Please take a moment now to acquaint yourself with these
instructions and the many features of your Regency®Fireplace.
Regency Horizon
Gas Inserts Benefits Video Horizon HZ54 Product Video

Regency Horizon HZ54E Gas Fireplace 3
This appliance can only be used with the type of gas indicated on the rating plate.
This appliance is not convertible for use with other gases.
This appliance may be installed as an OEM installation in a manufactured home (USA only) or mobile home and must be
installed in accordance with the manufacturer's instruction and the Manufactured Home Construction and Safety Standard,
Title 24 CFR, Part 3280, in the Untied States, or the Standard for Installation in Mobile Homes, CAN/CSA Z240 MH, in
Canada.
MANUFACTURED MOBILE HOME REQUIREMENTS
INFORMATION FOR MOBILE/MANUFACTURED HOMES AFTER FIRST SALE
This Regency®product has been tested and listed by Warnock Hersey/Intertek as a Direct Vent Wall Furnace to the following
standards: VENTED GAS FIREPLACE HEATERS ANSI Z21.88-2009 / CSA 2.33-2009 and GAS-FIRED APPLIANCES FOR
USE AT HIGH ALTITUDES CAN / CGA 2.17-M91.
This appliance may only be installed in an aftermarket permanently located, manufactured (U.S.A only) or mobile home,
where not prohibited by local codes.
This Direct Vent System Appliance must be installed in accordance with the manufacturer's installation instructions and the
Manufactured Home Construction and Safety Standard, Title 24 CFR, Part 3280, or the current Standard of Fire Safety Criteria
for Manufactured Home Installations, Sites, and Communities ANSI/NFPA 501A, and with CAN/CSA Z240-MH Mobile Home
Standard in Canada.
This appliance installation must comply with the manufacturer's installation instructions and local codes, if any. In the absence
of local codes follow the current National Fuel Gas Code, ANSI Z223.1 and the current National Electrical Code ANSI/NFPA
70 in the U.S.A., and the current CAN/CGA B149 Gas Installation Code and the current Canadian Electrical Code CSA C22.1
in Canada.
This appliance comes equipped with a dedicated #8 Ground Lug for attachment of the ground wire to the steel chassis as
applicable to local codes.
The appliance, when installed, must be electrically grounded in accordance with local codes or, in the absence of local codes,
with the National Electrical Code, ANSI/NFPA 70, or the Canadian Electrical Code, CSA C22.1.
Ensure that structural members are not cut or weakened during installation.

4Regency Horizon HZ54E Gas Fireplace
TABLE OF CONTENTS
SAFETY LABEL
Copy of Safety Decal.....................................................5
REQUIREMENTS
MA Code - CO Detector.................................................6
DIMENSIONS
Unit Dimensions ............................................................7
Faceplate & Door frame overlay Dimensions................7
INSTALLATION
Important Message ......................................................8
Before You Start ............................................................8
General Safety Information............................................8
Installation Checklist......................................................9
Locating Your Gas Fireplace .........................................9
Heatwave kit..................................................................9
Heat Release kit............................................................9
Clearances ..................................................................10
Non-Combustible Requirements .................................10
Top non combustible facing board...............................11
non combustible facing installation..............................11
Mantel Clearances.......................................................12
Mantel Leg Clearances................................................12
Framing & Finishing.....................................................13
Unit Assembly Prior To Installation..............................15
Standoff Assembly...............................................15
Nailing Strips........................................................15
Venting Introduction.....................................................15
Vent Restrictor Position...............................................16
Exterior Vent Termination Requirements.....................17
Venting Arrangements ................................................18
Horizontal Termination (Flex)...............................18
Rigid Pipe Venting Systems ........................................19
Basic Horizontal & Vertical Terminations.............19
5” x 8” Rigid Pipe Cross Reference Chart...................20
Venting Arrangements ................................................22
Allowable Horizontal Terminations for HZ54E-ng 22
Venting Arrangements ................................................22
Allowable Horizontal Terminations for HZ54E-lp .22
Venting Arrangements ................................................25
Allowable Vertical Terminations for HZ54E-ng.....25
Venting Arrangements ................................................26
Allowable Vertical Terminations for HZ54E-lp......26
Unit Installation with Horizontal Termination................27
Unit Installation with Vertical Termination....................28
Unit Installation............................................................29
Horizontal Termination.........................................29
with Flex Vent System .........................................29
High Elevation .............................................................30
Gas Line Installation....................................................30
Pilot Adjustment...........................................................30
Gas Pipe Pressure Testing..........................................30
886 S.I.T. Valve ...........................................................30
Valve cover removal....................................................31
Aeration Adjustment ....................................................32
Wiring Diagram............................................................32
AC Power Adaptor Installation (for Surefire Systems).33
Proflame system GTMF with optional fan....................34
Optional fan Wiring Diagram ......................................35
Optional Wall Thermostat ...........................................36
Optional Remote Control.............................................36
Wall Switch..................................................................36
Battery & on | off switch installation............................38
GT remote installation .................................................39
GTM remote installation ..............................................40
GTMF remote installation............................................42
OptionaL Reflective Panel Installation.........................44
Glass Crystals or optional ceramic stones ..................45
Installation On Burner..................................................45
Glass Crystals or optional pebbles..............................46
Installation On firebox base.........................................46
Optional Log set Installation........................................47
Faceplate & Door frame overlay Installation................50
Optional fan installation...............................................52
OPERATING INSTRUCTIONS
Operating Instructions .................................................55
First Fire ......................................................................55
Lighting Procedure ......................................................55
Shutdown Procedure...................................................55
Normal Operating Sounds of Gas Appliances.............55
Copy of Lighting Plate Instructions..............................56
MAINTENANCE
Maintenance Instructions.............................................57
General Vent Maintenance..........................................57
Glass Gasket...............................................................57
Glass Door...................................................................57
Glass Replacement .............................................57
Glass Door Removal ...................................................58
Valve Tray Replacement..............................................59
HZ54E-NG unit............................................................60
HZ54E-LP unit.............................................................61
PARTS LIST
Main Assembly ............................................................62
Accessories.................................................................63
WARRANTY
The Warranty: Limited Lifetime ...................................67

Regency Horizon HZ54E Gas Fireplace 5
SAFETY LABEL
This is a copy of the label that accompanies
each HZ54E-NG and HZ54E-LP Direct Vent
Gas Fireplace. We have printed a copy of the
contents here for your review.
NOTE: Regency®units are constantly being
improved. Check the label on the unit and if
there is a difference, the label on the unit is the
correct one.
COPY OF SAFETY DECAL
FortheState of Massachusetts, installation
and repair must be done by a plumber or
gasfitter licensed in the Commonwealth of
Massachusetts.
FortheStateofMassachusetts,flexiblecon-
nectorsshallnotexceed36inchesinlength.
For the State of Massachusetts, the appli-
ances individual manual shut-off must be a
t-handle type valve.
The State of Massachusetts requires the
installation of a carbon monoxide alarm in
accordancewithNFPA720and a CO alarm
withbatterybackupinthesameroomwhere
the gas appliance is installed.
DO NOT REMOVE THIS LABEL / NE PAS ENLEVER CETTE ÉTIQUETTE
363
363
DOOR SEAL: Please
check that the door is
properly sealed
FPI Fireplace Products International Ltd. Delta, BC, Canada
Minimum Clearances to Combustibles /
Degagement Minimum De Materiaux Combustibles
Serial No./ No de serie
918-885a
MAY BE INSTALLED IN MANUFACTURED (MOBILE) HOMES AFTER FIRST SALE.
Listed:
Certified for/Certifi e pour:
Tested to:
VENTED GAS FIREPLACE HEATER /
CANADA and U.S.A.
FOYER AU GAZ À ÉVACUATION
é
CAN/CGA-2.17-M91,ANSI Z21.88a-2007/CSA 2.33a-2007
4001172
.
NOT FOR USE WITH SOLID FUEL. / NE PAS UTILISER AVEC DU COMBUSTIBLE SOLIDE.
Made in Canada/ Fabrique au Canada
Duplicate S/N
(See Instruction Manual for
detailed instructions)
ÉÉ
é
QUIP A L'USINE POUR GAZ PROPANE
CONCU POUR CET POELE: Mod le HZ54E-LP
PROPANE GAS: Model HZ54E-LP
APPAREIL FONCTIONNANT AU NATURAL GAS
CONCU POUR CET POELE: Mod le
Pression d'allimentation minimum
Pression à la tubulure d' chappement lev e
Pression à la tubulure d' chappement basse
Grandeur de l'injecteur
D bit minimum selon
D bit maximum selon
l'altitude
Calorifique
Calorifique
é
ééé
é
é
é
HZ54E-NG
Pression d'allimentation minimum
Pression à la tubulure d' chappement lev e
Pression à la tubulure d' chappement basse
Grandeur de l'injecteur
D bit minimum selon
D bit maximum selon
l'altitude
Calorifique
Calorifique
ééé
é
é
é
D
E
F
A
B
C
Side Walls
A 4” (102mm)
B 40-7/8” (1038mm)
C 20" (508mm)
D 13” (330mm)
E 83" (2108mm)
F 36" (914mm)
Ceiling
Min. Mantel Height
Max. Mantel Depth
Alcove Width
Alcove Depth
This appliance must be installed in accordance with local codes, if any; if none, follow the National Fuel Gas Code, ANSI Z223.1, or Natural Gas and Propane Installation Code, CSA B149.1.
This appliance must be installed in accordance with the Standard CAN/CSAZ240 MH, Mobile Housing, in Canada, or with the Manufactured Home Construction and Safety Standard, Title 24 CFR, Part 3280, in
the United States, or when such a standard is not applicable,ANSI/NCSBCSA225.1/NFPA501A, Manufactured Home Installations Standard or ANSIA119.2 ou NFPA 501C Standard for Recreational Vehicles
This appliance is only for use with the type of gas indicated on the rating plate and may be installed in an aftermarket, permanently located, manufactured (mobile) home where not prohibited by local codes. See
owner's manual for details.
Installer l'appareil selon les codes ou règlements locaux, ou, en l'absence de tels règlements, selon les codes d'installationANSI Z223.1, National Fuel Gas Code ou CSA-B149.1 en vigueur.
Installer l'appareil selon la norme CAN/CSA-Z240, Série MM, Maison mobiles ou CAN/CSA-Z240 VC, Véhicules de camping, ou la norme 24 CFR Part 3280, Manufactured Home Construction and Safety
Standard. Si ces normes ne sont pas pertinentes, utilisez la norme ANSI/NCSBCS A225.1/NFPA 501A, Manufactured Home Installations Standard, ou ANSI A119.2 ou NFPA 501C Standard for Recreational
Vehicles.
This vented gas fireplace heater is not for use with air filters. Ne pas utiliser de filtre à air avec ce foyer au gaz à évacuation.
FOR USE WITH GLASS DOORS CERTIFIED WITH THE APPLIANCE ONLY
Cet appareil doit être utilize uniquement avec le type de gaz indiqué sur la plaque signalétique. Cet appareil peut être installé dans une maison préfabriquée ou mobile (É.-U. seulement) installée à demeure si
les règlements locaux le permettent. Voir la notice de l'utilisateur pour plus de renseignements.
POUR UTILISATION UNIQUEMENTAVEC LES PORTES EN VERRE CERTIFIÉESAVEC L'APPAREIL
Min. Supply Pressure 12“WC (2.98 kpa)
Low Setting Man. Pressure 6.4"WC (1.59 kpa)
Max. Manifold Pressure 10"WC (2.49 kpa)
Orifice Size #49 DMS
Minimum Input 30,000Btu/
Maximum Input 37,000Btu/h (10.84 kW)
(8.79 kW)
0-4500 ft/pi (0-1372 m)
Altitude
Min. Supply Pressure 5“ WC (1.25 kpa)
Low Setting Man. Pressure 1.6"WC (0.40 kpa)
Max. Manifold Pressure 3.5"WC (0.87 kpa)
Orifice Size #30DMS
Minimum Input 29,000Btu/h
Maximum Input 41,500 Btu/h (12.16 kW)
(8.50 kW)
0-4500 ft/pi (0-1372 m)
Altitude
NATURAL GAS: Model HZ54E-NG

6Regency Horizon HZ54E Gas Fireplace
REQUIREMENTS
5.08: Modifications to NFPA-54, Chapter 10
(2) Revise 10.8.3 by adding the following additional requirements:
(a) For all side wall horizontally vented gas fueled equipment installed in every dwelling, building or structure used in whole or in part for
residential purposes, including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than
seven (7) feet above finished grade in the area of the venting, including but not limited to decks and porches, the following requirements shall
be satisfied:
1. INSTALLATION OF CARBON MONOXIDE DETECTORS. At the time of installation of the side wall horizontal vented gas fueled
equipment, the installing plumber or gasfitter shall observe that a hard wired carbon monoxide detector with an alarm and battery back-up is
installed on the floor level where the gas equipment is to be installed. In addition, the installing plumber or gasfitter shall observe that a battery
operated or hard wired carbon monoxide detector with an alarm is installed on each additional level of the dwelling, building or structure
served by the side wall horizontal vented gas fueled equipment. It shall be the responsibility of the property owner to secure the services of
qualified licensed professionals for the installation of hard wired carbon monoxide detectors
a. In the event that the side wall horizontally vented gas fueled equipment is installed in a crawl space or an attic, the hard wired carbon
monoxide detector with alarm and battery back-up may be installed on the next adjacent floor level.
b. In the event that the requirements of this subdivision can not be met at the time of completion of installation, the owner shall have a period of
thirty (30) days to comply with the above requirements; provided, however, that during said thirty (30) day period, a battery operated carbon
monoxide detector with an alarm shall be installed.
2. APPROVED CARBON MONOXIDE DETECTORS. Each carbon monoxide detector as required in accordance with the above provisions
shall comply with NFPA 720 and be ANSI/UL 2034 listed and IAS certified.
3. SIGNAGE. A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum height of eight
(8) feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment. The
sign shall read, in print size no less than one-half (1/2) inch in size, "GAS VENT DIRECTLY BELOW. KEEP CLEAR OF ALL
OBSTRUCTIONS".
4. INSPECTION. The state or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation
unless, upon inspection, the inspector observes carbon monoxide detectors and signage installed in accordance with the provisions of 248 CMR
5.08(2)(a)1 through 4.
(b) EXEMPTIONS: The following equipment is exempt from 248 CMR 5.08(2)(a)1 through 4:
1. The equipment listed in Chapter 10 entitled "Equipment Not Required To Be Vented" in the most current edition of NFPA 54 as adopted by
the Board; and
2. Product Approved side wall horizontally vented gas fueled equipment installed in a room or structure separate from the dwelling, building or
structure used in whole or in part for residential purposes.
(c) MANUFACTURER REQUIREMENTS - GAS EQUIPMENT VENTING SYSTEM PROVIDED. When the manufacturer of Product
Approved side wall horizontally vented gas equipment provides a venting system design or venting system components with the equipment, the
instructions provided by the manufacturer for installation of the equipment and the venting system shall include:
1. Detailed instructions for the installation of the venting system design or the venting system components; and
2. A complete parts list for the venting system design or venting system.
(d) MANUFACTURER REQUIREMENTS - GAS EQUIPMENT VENTING SYSTEM NOT PROVIDED. When the manufacturer of a
Product Approved side wall horizontally vented gas fueled equipment does not provide the parts for venting the flue gases, but identifies
"special venting systems", the following requirements shall be satisfied by the manufacturer:
1. The referenced "special venting system" instructions shall be included with the appliance or equipment installation instructions; and
2. The "special venting systems" shall be Product Approved by the Board, and the instructions for that system shall include a parts list and
detailed installation instructions.
(e) A copy of all installation instructions for all Product Approved side wall horizontally vented gas fueled equipment, all venting instructions,
all parts lists for venting instructions, and/or all venting design instructions shall remain with the appliance or equipment at the completion of
the installation.
MA Code - CO Detector
(for the State of Massachusetts only)

Regency Horizon HZ54E Gas Fireplace 7
DIMENSIONS
59” (1499mm)
52-5/8” (1337mm)
48-1/2” (1232mm) 20-1/2” (521mm)
19-3/4” (502mm)
10-5/8”
(270mm)
1-1/2”
(38mm)
31-5/8” (803mm)
46-3/8” (1178mm)
35-1/4” (895mm)
22-3/8” (568mm)
17-1/8” (435mm)
5-11/16”
(144mm)
FACEPLATE & DOOR FRAME OVERLAY DIMENSIONS
UNIT DIMENSIONS

8Regency Horizon HZ54E Gas Fireplace
INSTALLATION
10) Be aware of electrical wiring locations in walls
andceilingswhencuttingholesfortermination.
11) Under no circumstances should this appliance
be modified. Parts that have to be removed for
servicingshouldbe replaced prior to operating
this appliance.
12) Installation and any repairs to this appliance
should be done by an authorized service per-
son. A professional service person should be
calledto inspect this applianceannually. Make
it a practice to have all of your gas appliances
checked annually.
13) Do not slam shut or strike the glass door.
14) Underno circumstancesshouldanysolidfuels
(wood,paper, cardboard, coal, etc.) be usedin
this appliance.
15) The appliance area must be kept clear and
freeofcombustiblematerials,(gasesandother
flammable vapours and liquids).
Emissions from burning wood or gas could
contain chemicals known to the State of
California to cause cancer, birth defects or
other reproductive harm.
IMPORTANT MESSAGE
SAVE THESE
INSTRUCTIONS
TheHZ54EDirectVentFireplacemustbeinstalled
in accordance with these instructions. Carefully
readalltheinstructionsinthismanualfirst.Consult
the "authority having jurisdiction" to determine the
need for a permit prior to starting the installation.
It is the responsibility of the installer to ensure
this fireplace is installed in compliance with
manufacturersinstructionsandallapplicablecodes.
BEFORE YOU START
Safe installation and operation of this appliance
requirescommonsense,however,wearerequired
by the Canadian Safety Standards and ANSI
Standards to make you aware of the following:
GENERAL SAFETY
INFORMATION
1) Theapplianceinstallationmustconformwithlo-
calcodesor,intheabsenceoflocalcodes,with
the current Canadian or National Gas Codes,
CAN1-B149orANSIZ223.1InstallationCodes.
2) The appliance when installed, must be electri-
callygroundedin accordance with localcodes,
orintheabsenceoflocalcodeswiththecurrent
NationalElectricalCode,ANSI/NFPA70orCSA
C22.1 Canadian Electrical Code.
3) See general construction and assembly in-
structions. The appliance and vent should be
enclosed.
4) Thisappliancemustbeconnectedtothespeci-
fied vent and termination cap to the outside of
the building envelope. Never vent to another
room or inside a building. Make sure that the
vent is fitted as per Venting instructions.
5) Inspecttheventingsystemannuallyforblockage
and any signs of deterioration.
6) Venting terminals shall not be recessed into a
wall or siding.
7) Any safety glass removed for servicing must
be replaced prior to operating the appliance.
8) To prevent injury, do not allow anyone who is
unfamiliarwiththeoperationtousethefireplace.
9) Wear gloves and safety glasses for protection
while doing required maintenance.
CHILDREN AND ADULTS SHOULD BE
ALERTED TO THE HAZARDS OF HIGH
SURFACE TEMPERATURES, ESPE-
CIALLY THE FIREPLACE GLASS, AND
SHOULD STAY AWAYTO AVOID BURNS
OR CLOTHING IGNITION.
INSTALLATION AND REPAIR SHOULD
BE DONE BY AN AUTHORIZED
SERVICE PERSON. THE APPLIANCE
SHOULD BE INSPECTED BEFORE
USE AND AT LEAST ANNUALLY BY A
PROFESSIONAL SERVICE PERSON.
MORE FREQUENT CLEANING MAY
BE REQUIRED DUE TO EXCESSIVE
LINT FROM CARPETING, BEDDING
MATERIAL,ETC.IT IS IMPERATIVETHAT
CONTROL COMPARTMENTS,BURNERS
AND CIRCULATING AIR PASSAGEWAYS
OF THE APPLIANCE BE KEPT CLEAN.
DUE TO HIGH TEMPERATURES, THE
APPLIANCE SHOULD BE LOCATED
OUT OF TRAFFIC AND AWAY FROM
FURNITURE AND DRAPERIES.
WARNING: FAILURE TO INSTALL THIS
APPLIANCE CORRECTLY WILL VOID
YOUR WARRANTY AND MAY CAUSE A
SERIOUS HOUSE FIRE.
CLOTHING OR OTHER FLAMMABLE
MATERIAL SHOULD NOT BE PLACED
ON OR NEAR THE APPLIANCE.
YOUNG CHILDREN SHOULD BE CARE-
FULLY SUPERVISED WHEN THEY ARE
IN THE SAME AREA AS THE APPLI-
ANCE. TODDLERS,YOUNG CHILDREN
AND OTHERS MAY BE SUSCEPTIBLE
TO ACCIDENTAL CONTACT BURNS. A
PHYSICAL BARRIERS IS RECOMMEND-
ED IFTHERE ARE AT RISK INDIVIDUAL
INTHE HOUSE. TO RESTRICT ACCESS
TO A FIREPLACE OR STOVE, INSTALL
AN ADJUSTABLE SAFETY GATE TO
KEEP TODDLERS, YOUNG CHILDREN
AND OTHER AT RISK INDIVIDUALS OUT
OF THE ROOM AND AWAY FROM HOT
SURFACES.

Regency Horizon HZ54E Gas Fireplace 9
INSTALLATION
This includes:
1) Clocking the appliance to ensure the correct
firing rate (rate noted on label 41,500 Btu/h
(NG), after burning appliance for 15 minutes.
2) If required, adjusting the primary air to ensure
that the flame does not carbon. First allow the
unit to burn for 15-20 min. to stabilize.
CAUTION: Any alteration to the product that
causessootingorcarboningthatresultsindam-
ageisnottheresponsibilityofthemanufacturer.
LOCATING YOUR
GAS FIREPLACE
A) Flat on Wall
B) Flat on Wall Corner
C) Recessed into Wall/Alcove
D) Corner
Diagram 1
1) When selecting a location for your fireplace,
ensure that the clearances are met.
2) Theappliance mustbeinstalledon aflat,solid,
continuoussurfaceForexampleawood,metal
orconcrete floor orin a raised(on the wall) ap-
plication. The appliance must be installed on
a metal or wood panel extending the full width
and depth of the appliance.
3) The HZ54E Direct Vent Gas Fireplace can be
installed in a recessed position or framed out
into the room as in A, B, C and D.
See Diagram 1.
INSTALLATION
CHECKLIST
1) Locate appliance
a) Roomlocation(Referto"LocatingYourGas
fireplace" section)
b) Clearances to Combustibles (Refer to
"Clearances" section)
c) Mantle Clearances (Refer to "Mantel
Clearances" section)
d) Framing & Finishing Requirements (Refer
to "Framing & Finishing" section)
e) Venting Requirements (Refer to "Venting"
section)
2) Assemble Top and Side Standoffs (Refer to
"Unit Assembly Prior to Installation).
3) Slide unit into place.
4) Install vent (Refer to "Venting Arrangement"
sections).
5) Make gas connections (Refer to "Gas Line
Installation section).
6) Install4AAbatteriesintobatterypackoroptional
AC power adaptor.
7) Test the pilot (Refer to "Pilot Adjustment"
section).
8) TestGasPressure(Referto"GasPipePressure
Testing" section).
9) Installstandardandoptionalfeatures. Refer to
the following sections:
a) Optional Log Set Installation
b) Glass Crystals/ Optional Ceramic
Stones
c) Optional Firebox Base Pebbles
d) Optional Reflective Panels
e) Faceplate / Door Frame Overlay
f) Remote Control
g) Wall Thermostat
h) Wall Switch
10) Final check.
Before leaving this unit with the customer, the
installer must ensure that the appliance is firing
correctly and operation fully explained to
customer.
4) This appliance is Listed for bedroom
installations using the standard Remote
(millivoltthermostat system).Someareasmay
have further requirements, check local codes
before installation.
5) The HZ54E Direct Vent Gas Fireplace
is approved for alcove installations, see
"Clearances" section for details.
6) We recommendthatyou plan your installation
on paper using exact measurements for
clearancesandfloorprotectionbeforeactually
installing this appliance. Have an authorized
inspector, dealer, or installer reviewyourplans
before installation.
Note: For vent terminations refer to "Exterior
Vent Termination Locations" section.
HEATWAVE
DUCT SYSTEM
OPTIONAL KIT #946-556
The HeatWave Air Duct Kit increases the
effectiveness of your fireplace by dispersing warm
airfromthefireplacetoremotelocationsinthesame
room or other rooms in your home.
Up to two kits may be installed on the fireplace.
Please Note: Only 1 HeatWave kit may be oper-
ated at one time. This includes the internal blower
option as well.
OPTIONAL
HEAT RELEASE KIT
#946-570
The Heat Release Kit expels warm air from the
fireplace to the outside of the building, allowing
the fireplace to be operated with less heat entering
the room. The kit may be used on either the left
or right side.
The HeatWave Duct Kit has different
clearanceandframingrequirements,check
the HeatWave manual for details.

10 Regency Horizon HZ54E Gas Fireplace
INSTALLATION
Caution Requirements
The top, back and sides of the fireplace are defined by
standoffs. The metal ends of the standoff may NOT be
recessed into combustible construction.
WARNING
Fire hazard is an extreme risk if these clearances (air space) to combustible materials
are not adhered to. It is of greatest importance that this fireplace and vent system be
installed only in accordance with these instructions.
CLEARANCES
The clearances listed below are Minimum distances unless otherwise stated:
Amajorcauseofchimneyrelatedfiresisfailuretomaintainrequired clearances (air space) to combustible materials. It is of the greatest importance
that this fireplace and vent system be installed only in accordance with these instructions.
F
B
E
D
A
Installed Close
to Floor
G
Clearance: Dimension Measured From:
A: Mantel Height (min.) 20" (508mm) Top of Fireplace Opening
B: Sidewall (on one side) 4" (102mm) Side of Fireplace Opening
C: Ceiling
(room and/or alcove) 40-7/8" (1038mm) Top of Fireplace Opening
D: Mantel Depth (max.) 13" (330mm) 30" Above Fireplace Opening
E: Alcove Width 83" (2108mm) Sidewall to Sidewall (Minimum)
F: Alcove Depth 36" (914mm) Front to Back Wall (Maximum)
G: To Floor 28 - 7/8" (733mm) Top of Fireplace Opening
Note 0" No hearth required
F
B
C
Installed Close
to Ceiling
Flue Clearances to Combustibles
Horizontal - Top 3"
Horiztonal - Side 2"
Horiztonal - Bottom 2"
Vertical 2"
Passing through wall/
floor/ceiling - when
firestop is used. 1-1/2"
42-3/8” (
1079mm)
3-7/8"
(99mm) 5-1/2”
(140mm)
22-1/2”
(572mm)
19-7/8"
(505mm)
22-5/8”
52-7/8”
60-1/2" (1537mm)
Non-combustible
Material
Non-combustible Material
Non-combustible Material
Non-combustible Material
Metal Stud (header)
Wood Stud
Wood Stud
NON-COMBUSTIBLE REQUIREMENTS
TheHeatWaveDuctKitandtheHeat
Release Kit have different clearance
and framing requirements, check the
HeatWaveandHeatReleasemanual
for details.
Heat Release Kit