Operator Troubleshooting - Frymaster GF40 Series Installation & Operation Manual

4.4

Operator Troubleshooting

The tables that follow provide operators with a list of possible malfunctions, the probable causes of
the malfunctions, and the corrective actions to take to correct the problem.
In some cases the operator may not be able to correct the problem, but will at least be able to
accurately diagnose the problem, and that will assist a qualified service technician in restoring the
equipment to full operation in the shortest possible time.
Problem
A. Pilot is not lit.
B. Loose, dirty, or corroded terminals
C. Loose, dirty, or corroded terminals
D. Thermostat, gas valve, or hi-limit
Burner does
not light at all.
E. Thermostat out of tolerance.
F. If the above causes have all been
A. One or more burner orifices
B. Blocked flue.
C. Fryer flue connected directly to
Burner does
not light all the
way around.
D. If the above causes have all been
Probable Cause
on gas valve.
on thermostat.
wires broken or shorted.
ruled out, the probable causes are
a failed thermostat or a failed gas
valve.
clogged.
vent hood with a chimney-like
duct.
ruled out, the probable causes are
a bent or missing flame deflector
or incorrect burner gas pressure.
Corrective Action
A. Light pilot.
B. Clean and tighten terminals on gas
valve.
C. Clean and tighten terminals on
thermostat.
D. Examine wires for signs of
abrasions, cuts, kinks, etc. If the
wiring is obviously damaged, it
will probably be necessary to
replace the associated component.
Call FAS.
E. Check thermostat in accordance
with procedures in Section 4.2 of
this manual.
F. Call FAS.
A. Turn gas valve knob to OFF
position. Use thin wire to clear
obstruction from burner orifices.
B. Clear blockage from flue.
C. Remove chimney-like duct and
allow for at least 18" (45.7cm) be-
tween flue outlet and vent hood
filters.
D. Call FAS.
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