20
Maintenance And Service
the stepper regulator and the
valve body. The new stepper
regulator already has this
diaphragm installed.
c) Install the LP (or NG) stepper
regulator, with the new longer
T-20 screws included in the
kit and connect the harness
to the IFC.
8. LP ONLY: Using a T20
screwdriver remove the 4
pieces of mesh from the sides
of the burner (figure 24).
The
mesh retaining screws
must be re-installed�
9. Reinstall the burner, burner
media, and glass door.
Also refer to the
s
econDary
13.
Relight the main burner in both the “HI” and “LO” positions to verify proper burner ignition, operation
and proper flame appearance. Confirm the inlet and manifold pressures are within the acceptable
ranges as directed in section
I
ntIal
I
ntallatIon
- g
as
l
Ine
c
onnectIon
anD
t
estIng
.
If the unit has
been installed at an altitude higher than 2000ft (610m) it is required to de-rate the unit accordingly:
In the USA: The appliance may be installed at higher altitudes. Please refer to your American Gas
Association guidelines which state: the sea level rated input of Gas Designed Appliances installed
at elevations above 2000 (610 m) feet is to be reduced 4% for each 1000 feet (305 m) above sea
Figure 24: Burner Mesh Removal (LP ONLY)
I
nstallatIon
section in the Owner’s Manual. When re-installing the burner, ensure that the burner slides
all the way to the right into the venturi box.
Reconnect the main gas line if it was disconnected
and open the shut-off valve at the gas line to the unit.
10. Reconnect the electrical power to the unit.
11. Use a small brush to apply a warm soapy water solution to all gas connections (use a half dish soap
and half warm water). If a gas leak is present, bubbling will occur. Gas leaks can be repaired by
using an approved pipe thread sealant or approved Teflon tape. NEVER USE AN OPEN FLAME WHEN
TESTING FOR LEAKS.
12. Relight the pilot and confirm the flame properly covers the flame sensor hook (see Figure 25)
.
Should
the pilot require adjustment, turn the adjustment screw clockwise to decrease or counterclockwise to
increase until the correct flame is achieved.
Figure 25: Flame Sensor Coverage
level. Refer also to local authorities or codes which have
jurisdiction in your area regarding the de-rate guidelines.
In Canada: When the appliance is installed at elevations
above 4500 feet (1372 m), the certified high altitude rating
shall be reduced at the rate of 4% for each additional 1000
feet (305 m).
14. MAKE SURE that the conversion label is installed on or
close to the rating label to signify that the unit has been
converted to a different fuel type.
Burner Mesh (4 pcs)
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 ...