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Pilot Burner Flame Check (All models
except PGF3, PGX3, and PDX3)
Adjust flames so they surround
sensor tip (See Figure 11).
1.
Remove the cap from the pilot adjusting screw (See Fig-
ures 7 & 8).
2.
Turn pilot adjusting screw counterclockwise to increase,
clockwise to decrease.
3.
Replace the cap on the pilot adjusting screw.
Figure 11
Pilot Burner (HSP)
Proper Flame
Adjustment
3
1
/
" (9 mm) to
/
" (13 mm) of the
8
2
Sensor Tip
Hot Surface
Igniter
10--11--65
-- 7 --
Main Burner Flame Check
Check for the following:
Stable and blue flames (See Figure 12). Dust may cause
D
orange tips or wisps of yellow, but flames MUST NOT have
solid, yellow tips.
Flames extending directly from burner into heat exchanger.
D
Flames DO NOT touch sides of heat exchanger
D
Figure 12
Main Burner
BLUE FLAME
25--00--07a
462 06 1211 00
3/17/06
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