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8. Operator Troubleshooting Guide
Symptom
No computer display; no flow from
air tower
No flow from air tower
After 20 minutes of operation
computer display shows PROB
After 20 minutes of operation
computer display shows HI
After 20 minutes of operation
computer display shows LO
Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000
Printed in the United States
Possible Cause
No power
Circuit breaker out
Low voltage
Bad fuse
Bad transformer
Hi-limit out
Bad latching relay
RTD probe has failed. Isolate failed
component by checking temperature of
air and heater plate with the temperature
display keys on the computer. The plate
temperature should be within ± 15°F of
setpoint. The air heat should be within ±
25°F of setpoint. If both temperatures are
good, the computer is likely bad.
Plate heater, plate heater relay or RTD
are faulty.
Air heater, air heater relay or RTD are
faulty
318-865-1711
FAX 318-862-2394
Service Hotline
1-800-24-FRYER
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