
FRYER TROUBLESHOOTING GUIDE
All service (repairs or part replacement) must be performed by a qualified Service Agency.
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| Pilot flame does not | 1. Dirty/sooty pilot burner. | 
 | 1. Clean the pilot burner. Perform | |||
| stay lighted. | 
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 | the Lighting Procedure. | |
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 | 2. Low gas supply pressure [less than 6” | 
 | 2. Measure the gas supply pres- | |||
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 | W.C. for natural gas (11” W.C. for pro- | 
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 | sure. | ||
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 | pane) when all other  | 
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 | Contact your local gas supplier | ||
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 | ment is operating.]. | 
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 | to obtain adequate gas supply | ||
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 | volume and pressure. | |
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 | 3. Pilot flame too small to heat thermo pile. | 
 | 3. Adjust the pilot valve (part of | |||
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 | the gas safety valve) to in- | |
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 | crease the flame size: Un- | |
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 | screw and retain the large | |
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 | threaded cover; turn the pilot | |
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 | valve adjustment screw two | |
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 | turns counterclockwise; | |
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 | reinstall the threaded cover. | |
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 | 4. Pilot flame ‘wavering’ (being blown about | 
 | 4. Block or redirect the draft, to | |||
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 | by a draft). | 
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 | keep the flame burning steadily. | ||
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 | 5. Improper thermopile output voltage (must | 
 | 5. Replace the thermopile. | |||
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 | be at least 180 millivolts, measured at the | 
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 | thermocouple junction block). | 
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 | 6.  | 
 | 6. Check for, and repair, any dam- | |||
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 | the gas. | 
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 | aged  | ||
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 | ing. Otherwise, test the high- | |
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 | limit thermostat by bypassing | |
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 | the  | |
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 | and blue wires) at the gas con- | |
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 | trol valve with a jumper wire. | |
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 | Next, perform the Lighting Pro- | |
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 | cedure, to check whether the | |
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 | pilot flame lights. If the pilot | |
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 | flame lights and stays lit, the | |
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 | and must be replaced. | |
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 | ! | CAUTION: DO NOT return | 
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 | the fryer to normal operation | 
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 | with its  | 
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 | bypassed. | 
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 | 7. Gas control valve has failed. | 
 | 7. Replace the gas control valve. | |||
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