troubleshooting
Continued
OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY | ||
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When ignitor button is pressed, | 1. Gas supply turned off or | 1. | Turn on gas supply or open | |
there is spark at pilot but no |
| equipment shutoff valve |
| equipment shutoff valve |
ignition |
| closed |
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| 2. | Control knob not in PILOT | 2. | Turn control knob to PILOT |
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| position |
| position |
| 3. | Control knob not pressed | 3. | Press in control knob while |
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| in while in PILOT position |
| in PILOT position |
| 4. | Air in gas lines when in- | 4. | Continue holding down |
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| stalled |
| control knob. Repeat ignit- |
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| ing operation until air is |
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| removed |
| 5. | Pilot adjustment screw | 5. | Adjust pilot flame for ap- |
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| closed |
| proximately 2" blue flame |
| 6. | Pilot is clogged | 6. | Clean pilot (see Cleaning |
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| and Maintenance, page 15) |
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| or replace pilot assembly |
| 7. | Low gas pressure | 7. | Replace gas control |
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Pilot lights but flame goes out | 1. Control knob not fully | 1. | Press in control knob fully | |
when control knob is released |
| pressed in |
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2. Control knob not pressed | 2. | After pilot lights, keep con- | ||
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| in long enough |
| trol knob pressed in 30 |
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| seconds |
| 3. | Equipment shutoff valve | 3. | Fully open equipment shut- |
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| not fully open |
| off valve |
| 4. | Pilot flame not touching | 4. | A) Contact local natural gas |
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| thermocouple, which al- |
| company |
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| lows thermocouple to cool, |
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| causing pilot flame to go |
| B) Clean pilot (see Cleaning |
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| out. This problem could |
| and Maintenance, page 15) |
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| be caused by one or both |
| or replace pilot assembly |
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| of the following: |
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| A) Low gas pressure |
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| B) Dirty or partially clogged |
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| pilot |
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| 5. | Thermocouple connection | 5. | Hand tighten until snug, |
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| loose at control valve |
| then tighten 1/4 turn more |
| 6. | Thermocouple damaged | 6. | Replace thermocouple |
| 7. | Control valve damaged | 7. | Replace control valve |
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Burner does not light after pilot | 1. Burner orifice clogged | 1. | Clean burner orifice | |
is lit | 2. Inlet gas pressure is too | 2. | Contact local natural or | |
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| low |
| propane/LP gas company |
| 3. | Thermocouple leads dis- | 3. | Reconnect leads |
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| connected or improperly |
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| connected |
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Delayed ignition burner | 1. Pilot flame needs adjusting | 1. | Adjust pilot flame for ap- | |
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| proximately 2" blue flame | |
| 2. | Wrong pilot orifice | 2. | Replace pilot orifice set |
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