19
GBR Series B-Vent Gas Fireplace
7412955
D
E
F
FC108
SIT
regulator
conversion
10/03
OFF
PILOT
ON
FC108
Fig. 22
Replace regulator.
Testing for Leaks
1. Apply gas to the system and light the pilot.
2. Using a soapy solution check for leaks around the
pilot assembly where the tube enters the pilot as-
sembly. Tighten fitting if necessary.
3. Light the main burner and check for leaks around the
new pressure regulator assembly. Tighten screws if
necessary.
4. With the main burner “ON” check for leaks around
the burner orifice. Be careful of the burner flame.
Tighten orifice if necessary.
5. With the main burner “ON” rotate the HI/LO knob
and verify proper burner operation.
Pilot Flame Adjustment
Typically, the top 3/8” or 1/2” of the thermopile should
be engulfed in the pilot flame. (Refer to Page 12, Fig.
16)
To adjust pilot burner:
1. Remove pilot adjustment cap located on valve.
2. Adjust pilot screw to provide properly sized flame.
3. Replace pilot adjustment cap.
FC107
SIT820
valve conversion
10/03
A
B
C
OFFP
ILOT
O
FC107
Fig. 21
Remove mounting screws, pressure regulator tower
and spring and diaphragm assembly.
Cut here for 822
Valve
