19
Maintenance And Service
F
ueL
c
onVeRsion
:
Conversion Kit Installation:
1. Turn the unit off by pressing the ON/OFF Key on the remote and shut off gas supply at the shut-off valve
upstream of the unit.
CAUTION: The gas supply must be shut off prior to disconnecting the
electrical power and before proceeding with the conversion. Allow the valve and unit to
cool down to room temperature.
2.
Remove Safety Screen/Surround Panel and the glass door as shown in the
m
aIntenance
anD
s
erVIce
-
g
lass
D
oor
r
emoVal
section of this manual.
Kit Parts List for C72I Model:
3. Carefully remove any media and logs.
4. Remove the burner as shown in the
m
aIntenance
anD
s
erVIce
-
B
urner
r
emoVal
section of this manual.
5. Convert the pilot injector:
a) Using a
7
/
16
” wrench, loosen the pilot head counter
clockwise and fully remove.
b)
Remove the existing orifice and replace with the one
supplied in the kit (Figure 22).
c) Re-install the pilot head and tighten until it is back in the
proper position (Figure 23).
6. Convert the burner orifice:
a) Remove the main burner orifice with a 3/8” deep socket
b) Put a bead of pipe-thread sealant into the orifice mount,
install oriface from kit. DO NOT OVER-TIGHTEN.
7. Convert the SIT gas valve:
a) Use a T-20 driver to remove the two screws that hold the
stepper regulator to the gas valve and disconnect the wire
harness from the IFC.
b) Remove the rubber regulator diaphragm that is situated
between
2 - Conversion labels
1 - Pilot Orifice (NG: 0.2) or (LP: 0.14)
Carefully inspect all parts supplied with this conversion kit. If any parts have been damaged or are missing,
contact your dealer, distributor or courier company to have them replaced before starting this installation.
Figure 22: Pilot Orifice
Figure 23: Proper Pilot
Position
1 - Orifice (
NG - #27 DMS or LP - 2.3mm DMS)
1 - Installation instruction sheet
1 - Stepper regulator with hardware
Summary of Contents for C72I
Page 55: ...55 Parts Diagram 1 2 3 4 5 6 9 7 8 12 13 14 10 15 15 ...
Page 57: ...57 Notes ...
Page 58: ...58 Notes ...