Majestic fireplaces 20010751 User manual

1
Fuel Conversion Kit
Installation Instructions
Kits: LP to Natural 20010751
Natural to LP 20010752, 20011025
for Model: DV360
WARNING!
The installation of this conversion kit must only
be undertaken by a qualified, certified gas appli-
ance installer.
Tools required for conversion: TORX T20 Security Tee
bit, 3/8”, 1/2” deep well socket, Phillips or Robertson
screwdriver, 5/32” Allen wrench.
Check Contents of Shipping Carton
Compare contents of Figure 1 with actual parts re-
ceived. If any parts are missing or damaged, contact
your dealer before starting conversion.
Conversion Precautions
Allow unit to cool if it has been in operation.
Before proceeding, turn control knob on valve to “OFF”
and turn gas supply OFF. Turn OFF any electricity that
may be going to the appliance.
CAUTION: Logs may be HOT! Allow to cool before
proceeding.
Conversion Instructions
1. Open louvre assembly bottom to gain access to
valve. Remove window frame assembly. (Refer to
Homeowner’s Manual)
2. Remove logs if previously installed.
Honeywell Valve
1. Remove cap from HI/LO knob. This can be accom-
plished by lifting the plastic cap off the screw. (Fig. 2)
2. Remove the screw from center of HI/LO knob with
small screwdriver turning counterclockwise. (Fig. 2)
20010843 3/08 Rev. 4
CO100
Gas conversion
HI-LO knob
3/15/99 djt
L
O
H
I
L
O
H
I
Cap
Hi/Lo
Knob
Lift Open
Remove Center Screw CO100
Fig. 2 Remove center screw from Hi/Lo knob.
3. Insert conversion screw supplied in conversion kit.
Blue for natural gas, red for LP.
4. Tighten screw, replace cap.
NOVA SIT820 Valve
1. Using the TORX T20 bit, remove and discard the
three (3) pressure regulator mounting screws (A),
pressure regulator tower (B) and the spring and
diaphragm assembly (C). (Fig. 3)
FC107
SIT820
valve conversion
10/03
A
B
C
O
F
F
P
I
L
O
T
O
FC107
Fig. 3 Remove mounting screws, pressure regulator tower
and spring and diaphragm assembly.
CAR179
DV360
fuel conversion
2/06 djt


Conversion Label Burner Orifice
(Refer to Table 1
to confirm sizes)
Pilot Orifice
Pilot
Orifice
(RF Valve)
Plug -
Red (LP),
Blue (NG)
Regulator
CAR179
Dual Spring
Assembly - NG
Dual Spring
Assembly - LP
Fig. 1 Carton contents.
LP Bracket/
Gasket
Assembly
Gasket

2
2. Insure the rubber gasket (D) is properly positioned
and install the new HI/LO pressure regulator assem-
bly to the valve using the new screws (E) supplied
with the kit. Tighten the screws securely. (Ref. torque
= 25 in/lb) (Fig. 4)
3. Install the enclosed conversion label (F) to the valve
body where it can easily be seen. (Fig. 4)
D
E
F
FC108
SIT
regulator
conversion
10/03
O
F
F
P
I
L
O
T
O
FC108
Fig. 4 Replace regulator.
Honeywell Comfort Control Valve
1. Remove and replace plug on lower right hand side of
the valve; Red for LP and blue for NG. (Fig. 5)
2. Remove motor top cap. Depress and turn center
plunger until arrow points to correct screw. Red for
LP and Blue for NG. NOTE: Plunger will “snap” into
NG position when arrow is close to blue screw. It will
not “snap” at LP (Red) position. (Fig. 6)
Valve conversion is complete.
FP1037
Honeywell
comfort valve
3/22/00 djt
LOCAL
REMOTE
ON
•
PILOT
OFF
•
LED
Motor Top Cap Piezo Ignitor
LED
Local/
Remote Switch
Pilotstat
Knob Plug
Antenna FP1037
Fig. 5 Comfort control valve.
FP1037b
comfort valve
convert
3/6/01 djt
LOCAL
REMOTE
ON
•
PILOT
OFF
•
LED
Motor Top Cap
Center
Plunger
Blue - NG Red - LP FP1037b
Fig. 6 Depress and turn center plunger.
Burner Orifice Conversion
1. Remove the screws that secure the fettle and the
burner tube assembly, located behind the burner tube
assembly. Remove the two (2) screws that secure the
burner housing assembly to the base pan at the right
end of the burner housing assembly. (Fig. 7)



Burner Housing
Assembly
Pilot Location
Remove
Screws
Burner Tube
Assembly
Remove Screws
CO129
Fig. 7 Remove screws holding burner housing assembly and
burner tube assembly.
2. Remove the fettle and the burner tube assembly.
Slide the burner housing assembly to the right and
up to free the orifice.
3. Using a 1/2” open end wrench remove the orifices.
(Fig. 8)



Front Burner Orifice
(Refer to Table on
Page 4)
Rear Burner
Orifice
(Refer to Table
on Page 4)
CO130
Fig. 8 Burner orifice replacement.

3
4. Converting LP to NG, remove bracket/gasket as-
sembly by unfastening the screw which secures the
bracket to the burner tray base. Discard bracket and
refasten the screw into the hole. (Fig. 9)
Converting NG to LP, assemble the bracket/gas-
ket assembly to the burner tray assembly base by
unfastening the screw on the tray to the right side of
the orifice. Slide the bracket/gasket assembly over
the fitting on the manifold toward the back with the
gasket to the right. Secure the bracket/gasket as-
sembly using the screw removed earlier. (Fig. 9)



LP Bracket/Gas-
ket Assembly - in
place for use with
LP Gas; remove
for use with Natu-
ral Gas
Screw
CO132
Fig. 9 LP bracket/gasket assembly.
5. Replace the orifices according to the table on Page
4.
6. Replace the mixing tube on the burner housing by
removing the two (2) screws that secure the mixing
tube to the burner housing assembly. Remove the
old gasket behind the mixing tube. (Fig. 10) NOTE:
The mixing tube for propane gas has only two
bimetallic springs that are in the closed position
at cold start. The mixing tube for natural gas has
two spring/shutter collar assemblies that are in
the closed position at cold start. Make sure the
correct mixing tube is used for conversion.
7. Use the new gasket supplied in the conversion kit
and proper mixing tube and replace in reverse order.
8. Reassemble the burner housing assembly, the
burner tube assembly and the fettle in reverse orde
Pilot Orifice Conversion - R Models
NOTE: It is not necessary to remove the pilot tube for
conversion.
1. Remove pilot hood by lifting up. (Fig. 11)
2. Remove pilot orifice with Allen wrench. (Fig. 12)
3. Install conversion pilot orifice.
4. Re-install pilot hood and be sure to align with index
tab. Installation is complete.



Burner Housing
Gasket
Mixing Tube
CO131
Fig. 10 Replace mixing tube and gasket.
Natural
Propane
CO105a
DV360/580
Gas Conversion
Pilot
1/28/00 djt
Pilot Hood
Pilot
Bracket
CO105a
Fig. 11 Remove pilot hood.
CO106a
DV360/580
Gas Conversion
Pilot2
1/28/00 djt
Index Tab
Snap Ring
Allen Wrench
CO106a
Fig. 12 Remove pilot orifice.
Pilot Orifice Conversion - RF Models
NOTE: It is not necessary to remove the pilot tube for
conversion.
1. Loosen pilot hood turning counterclockwise using a
7/16” wrench. (Fig. 13)
2. Remove pilot orifice with needlenose pliers. (Fig. 14)
3. Install conversion pilot orifice.
4. Reinstall pilot hood. Be sure to align pilot hood with
index marks.
5. Turn the gas supply valve and gas valve on and test
for leaks. Use a 50/50 solution of liquid soap and
water to test for leaks at gas fittings and joints. Apply
water/soap solution with brush only - do not over ap-
ply. NEVER test with an open flame.
6. Follow procedure on rating plate to light the pilot.
Check for leaks.

4
7. Turn main burner on and check for leaks.
8. Install logs. Refer to Homeowner’s Manual for proper
log placement.
Installation complete.
CO105
Gas Conversion
Pilot
2/15/99 djt
Index
Marks
Pilot
Bracket
Pilot Hood
CO105
Fig. 13 Remove pilot hood.
CO106
Gas Conversion
Pilot2
2/15/99 djt
Pilot
Orifice
CO106
Fig. 14 Remove pilot orifice.
Conversion to Natural Gas
Burner Orifice Input (BTU/hr)
Kit # Model Front Part # Rear Part # Minimum Maximum
20010751 DV360RP/RFP #53 20007347 #43 30000512 18,500 30,000
(.0595”) (.089”)
Conversion to LP
Burner Orifice Input (BTU/hr)
Kit # Model Front Part # Rear Part # Minimum Maximum
20010752 DV360RN/RFN #64 20010935 #54 20000130 17.000 30,000
20011025 DV360EN (.036”) (.055”)
Table 1 Injector Orifice Size Matrix
2695 Meadowvale Blvd. • Mississauga, Ontario, Canada L5N 8A3
800-668-5323 • www.cfmcorp.com
CFM Corporation