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OBSERVED | POSSIBLE |
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PROBLEM | CAUSE | REMEDY |
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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 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 ig- niting operation until air is removed
4.Clean ODS/pilot (see
C L E A N I N G A N D M A I N T E N A N C E , page 17) or replace ODS/pilot assembly
5.Replace gas regulator
18
ODS/pilot lights but | 1. | Control knob not fully | 1. | Press | in control | knob | |||
flame goes out when |
| pressed in |
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| fully |
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control knob is | 2. | Control | knob | not | 2. | After ODS/pilot lights, | |||
released |
| pressed in long enough |
| keep | control | knob | |||
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| pressed in 10 seconds | ||
| 3. | Manual shutoff | valve | 3. | Fully open manual shut- | ||||
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| not fully open |
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| off valve |
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| 4. | Thermocouple connec- | 4. | Hand tighten until snug, | |||||
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| tion | loose at control |
| then | tighten 1/4 | turn | ||
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| valve |
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| more |
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| 5. | Pilot flame not touching | 5. | A) Contact local natural | |||||
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| thermocouple, | which |
| gas company |
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| allows thermocouple to |
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| cool, | causing | pilot |
| B) Clean ODS/pilot (see | |||
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| flame to go out. This |
| C L E A N I N G A N D | |||||
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| problem | could be |
| M A I N T E N A N C E , | ||||
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| caused by one or both of |
| page | 17) or replace | ||||
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| the following: |
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| ODS/pilot assembly | ||||
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| A) Low gas pressure |
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| B) Dirty | or partially |
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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