TROUBLE- SHOOTING
OBSERVED | POSSIBLE |
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PROBLEM | CAUSE | REMEDY |
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Continued
When control knob is pressed in and turned to the PILOT/IGN position, there is spark at ODS/pilot but no ignition
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 installed
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 igniting operation until air is removed
4.Clean ODS/pilot (see Cleaning and Mainte- nance, page 22) or replace ODS/pilot assembly
5.Replace gas regulator
ODS/pilot lights but | 1. | Control knob not fully | 1. | Press in control knob |
flame goes out when |
| pressed in |
| fully |
control knob is | 2. | Control knob not | 2. | After ODS/pilot lights, |
released |
| pressed in long enough |
| keep control knob |
|
|
|
| pressed in 10 seconds |
| 3. | Manual shutoff valve | 3. | Fully open manual |
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| not fully open |
| |
| 4. | Thermocouple connec- | 4. | Hand tighten until |
|
| tion loose at control |
| snug, then tighten 1/4 |
|
| valve |
| turn more |
| 5. | Pilot flame not touch- | 5. | A) Contact local |
|
| ing thermocouple, |
| natural gas company |
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| which allows thermo- |
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|
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| couple to cool, causing |
| B) Clean ODS/pilot |
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| pilot flame to go out. |
| (see Cleaning and |
|
| This problem could be |
| Maintenance, page 22) |
|
| caused by one or both |
| or replace ODS/pilot |
|
| of the following: |
| assembly |
|
| A) Low gas pressure |
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|
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| B) Dirty or partially |
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|
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| clogged ODS/pilot |
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| 6. | Thermocouple dam- | 6. | Replace thermocouple |
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| aged |
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| 7. | Control valve damaged | 7. | Replace control valve |
Continued
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