14
TROUBLE SHOOTING GUIDE
BEFORE ATTEMPTING TO TROUBLESHOOT, PURGE YOUR UNIT AND INITIALLY LIGHT THE PILOT AND THE MAIN BURNER WITH THE GLASS DOOR REMOVED.
SYMPTOM | PROBLEM | TEST SOLUTION |
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Pilot goes out when the gas knob is released.
A - System is not correctly | - | purge the gas line with the glass door removed. |
purged. |
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B - Out of propane gas. | - | fill the tank and purge the gas line with the glass door |
| removed. | |
C - Pilot flame is not | - | turn up the pilot flame. |
large enough |
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D - Pilot flame is not engulfing | - | gently twist the pilot head to improve the flame pattern |
the thermopile. | around the thermopile. | |
E - Thermopile shorting. | - | clean thermopile and valve connection. |
| - check that thermopile insulation is not frayed and ground- | |
| ing out on the housing or the burner support. | |
| - | replace thermopile. |
| - | replace valve. |
F - Faulty thermopile. | - | test & replace if necessary. |
G - Faulty valve. | - | test & replace if necessary. |
Pilot burning; no gas to main burner; gas knob is on; wall switch is on; heat/flame adjustment valve is on (if so equipped.
A - Wall switch is defective | - connect a jumper wire across the wall switch terminals; | |
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| if the main burner lights, replace the wall switch. |
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B - Wall switch wiring is defec- | - disconnect switch wires from valve and connect a jumper | |
tive. | wire across terminals 1 and 3; if the main burner lights, | |
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| check the wires for defects and/or replace wires. |
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C- Main burner orifice is | - remove stoppage in orifice. | |
plugged. |
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| D - Remote gas valve operator | - | connect a jumper wire across terminals 1 and 3; if main |
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| is defective. | burner does not light, replace gas valve. | ||
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Pilot goes out while | Gas piping is undersized. | - | turn on all gas appliances and see if pilot flame flutters, | |
standing; Main burner |
| diminishes or extinguishes, especially when main burners | ||
is in 'OFF' position. |
| ignite. Monitor supply pressure. | ||
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| - | check if supply piping size is to code. Correct all under- | |
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| sized piping. | ||
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Pilot will not light. | A - No spark at pilot burner | - | check that the wire is connected to the push button ignitor. | |
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| - | check if the push button ignitor needs tightening. | |
1/16" TO 1/8" |
| - | replace pilot assembly if the wire insulation is broken or | |
| frayed. | |||
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-replace pilot assembly if the ceramic insulator is cracked or broken.
-replace the push button ignitor.
P I E Z O
IGNITER
THERMO- | P I L O T |
PILE | BURNER |
B - Spark gap is incorrect | - | spark gap should be 1/16" to 1/8" from the electrode tip | |
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| and the pilot burner. Light the pilot with a match and adjust | |
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| the electrode tip to the required spark gap and proper loca- | |
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| tion. | |
C - No gas at the pilot burner | - | check that the manual valve is turned on. | |
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| - | check the pilot orifice for blockage. |
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| - | replace the valve. |
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| - | call the gas distributor. |
| D - Out of propane gas | - | fill the tank and purge the gas line with the glass door |
removed.
