TROUBLE-
SHOOTING
Note: All troubleshooting items are listed in order of operation.
!WARNING
Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.
!CAUTION
Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit.
OBSERVED | POSSIBLE |
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PROBLEM | CAUSE | REMEDY | ||
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When control knob is | 1. | Ignitor electrode posi- | 1. | Replace ignitor |
pressed in and turned |
| tioned wrong |
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to the PILOT/IGN po- | 2. | Ignitor electrode broken | 2. | Replace ignitor |
sition, there is no | 3. | Ignitor electrode not con- | 3. | Reconnect ignitor cable |
spark at ODS/pilot |
| nected to ignitor cable |
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| 4. | Ignitor cable pinched or | 4. | Free ignitor cable if |
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| wet |
| pinched by any metal or |
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| tubing. Keep ignitor cable |
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| dry |
| 5. | Broken ignitor cable | 5. | Replace ignitor cable |
| 6. | Bad piezo ignitor | 6. | Replace control valve (pi- |
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| ezo is part of control |
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| valve) |
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When control knob is pressed in and turned to the PILOT/IGN po- sition, there is spark at ODS/pilot but no igni- tion
1.Gas supply turned off or manual shutoff valve closed
2.Control knob not pressed in while being turned to PILOT/IGN position
3.Air in gas lines when in- stalled
4.ODS/pilot is clogged
5.Gas regulator setting is not correct
1.Turn on gas supply or open manual shutoff valve
2.Press in control knob while turning to PILOT/ IGN position
3.Continue holding down control knob. Repeat ig- niting operation until air is removed
4.Clean ODS/pilot (see
C L E A N I N G A N D MAINTENANCE, page
16) or replace ODS/pilot assembly
5.Replace gas regulator
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