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GF900C-2
installation
8.
Reinstall new burner orifice Propane stamped #53 or ULPG
burner orifice stamped #53 and tighten.
9.
Replace the black "NATURAL GAS" label with the orange "PRO-
PANE" label or red for "UNIVERSAL LPG" label.
10. Carefully pull out the control box.
NOTE: The control box is held in place with velcro.
11. Remove the heat shield from the control box by removing the 2
screws.
12. Remove the control box cover by undoing the 3 screws.
Manoeuvre through antenna.
13. Remove the jumper using pliers.
Jumper
14. Reverse steps 12-11.
15. Adjust the air shutter opening (See page 37 for Aeration Adjust-
ment).
Reverse steps 4-2 and 1.
16. Turn on gas supply and plug in power cord.
38
920-039
Antenna
Control Box
Cover
Jumper Location
17. Adjusting the Outlet Pressure
All the adjustments must be carried out in the following order:
Remove the modulator plastic cap (A) using needle nose pliers.
Maximum pressure: Turn the unit ON to its highest input
rating. Screw in the nut (B) to increase the outlet pressure and
screw it out to decrease it. Use a 10 mm wrench.
NOTE: The outlet pressure must be set to maximum 2.49 kPa.
Minimum pressure: Remove one of the cables connected to the
electric modulator. While holding the nut (B) with a wrench, screw
in the screw (C) to increase the pressure and screw it out to
decrease it. Use a screwdriver 6 x 1 blade.
After carrying out all adjustments, block the setting screws with
paint, taking care not to obstruct the breather orifice of the pres-
sure.
Put back the modulator plastic cap.
WARNING: To ensure the correct operation of the modulator it is
necessary that the plastic cap (A) is returned to its original loca-
tion.
NOTE: The outlet pressure must be set to minimum 1.6
kPa.
B
18. Turn on gas supply and plug in power cord.
19. At the end of all setting and adjustment operations, check electri-
cal installation and gas leaks.
20. Check operation of flame control.
21. Check for proper flame appearance and glow on logs.
Installer Notice:
These instructions must be left
with the appliance.
2
Cable
Electric
Modulator
A
C
Regency GF900C-2 Gas Fireplace
04/23/19
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