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