Vulcan-Hart 1GR45M ML-136408, 4GR45MF ML-136423 Troubleshooting Chart, Problem, Probable Cause

Models: 1GR35M ML-136407 1GR65M ML-136409 1GR45MF ML-136785 1GR45M ML-136408 1GR65MF ML-136786 1GR85M ML-136410 1GR85MF ML-136787 2GR45MF ML-136417 2GR65MF ML-136418 2GR85MF ML-136419 3GR65MF ML-136421 3GR45MF ML-136420 3GR85MF ML-136422 4GR45MF ML-136423

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Troubleshooting Chart:

GRM SERIES GAS FRYERS

 

Troubleshooting Chart:

 

 

 

 

 

 

Problem:

 

Probable Cause:

No Heat:

 

Thermostat dial not turned on.

 

 

Pilot not lit.

 

 

Gas supply not turned on.

 

 

Wire connections loose (call service)

 

 

Wires connections need cleaning (call service)

 

 

Thermopile (call service)

Insufficient or too much heat:

 

Thermostat dial not set to desired temperature.

 

 

High limit tripped (call service)

 

 

Temperature probe (call service)

Tank will not drain:

 

Shortening too cold.

 

 

Drain pipe clogged with debris.

Motor / pump will not pump oil:

 

Suction tube not seated correctly in receptacle block.

 

 

Filter screen is clogged and needs cleaning.

 

 

Shortening is too thick / cold. Heat oil up to min. 300º F.

 

 

Discard valve lever not fully engaged either for filtering or

 

 

discarding.

 

 

 

 

 

 

VULCAN-HART

F-31233 Rev. K (February 2011)

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Vulcan-Hart 1GR45M ML-136408, 4GR45MF ML-136423, 3GR85MF ML-136422 manual Troubleshooting Chart, Problem, Probable Cause