50
74D0010
TROUBLESHOOTING
STANDING PILOT IGNITION
SYMPTOM
POSSIBLE CAUSE
ACTION
4. Frequent pilot outage
problem.
5. The pilot and main
burner extinguish
while in operation
6. Glass Soots
7. Flame burn blue and
lifts off burner (ghost
-
ing)
A. Pilot flame may be too high or
too low, causing pilot safety
to drop out
A. Inner vent pipe leaking
exhaust gases back into
system
B. Horizontal vent improperly
pitched
C. Improper vent cap installation
A. Flame impingement on logs
A. Insufficient oxygen being
supplied
A. Clean and adjust the pilot flame for maximum flame impinge
-
ment on thermocouple.
A. Check for flue product leak. Replace defective pipe section.
B. Check horizontal-venting piping is running upward 1/4" per foot.
Do not run the pipe level or downward.
C. Check for proper installation and freedom from debris or block
-
age.
A. Install log set per the instructions
Inspect the injector and air intake area. Make sure this area does
not have any blockage from debris and clean.
Check gas supply.
A. Ensure that the vent cap is installed properly and free of debris.
Ensure that the vent system joints are tight and have no leaks.
Ensure that no debris has been blocking the inner air intake at the
bottom back of the combustion chamber. Ensure that the glass is
properly secure and latch.
Содержание 400DVBL
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Страница 54: ...54 74D0010 illustrated parts lists 1 2 3 4 5 6 7 8 10 11 12 13 14 Standing Pilot Millivolt control 2T 2I 2C 8 ...
Страница 56: ...56 74D0010 illustrated parts lists SIGNATURE COMMAND SYSTEM 0009 SG parts 8 08 1 2 3 4 17 5 6 7 8 9 13 14 15 ...
Страница 64: ...64 74D0010 SEPTEMBER 2008 74D0010 Rev 10 MHSC 149 Cleveland Drive Paris Kentucky 40361 www mhsc com ...