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TROUBLESHOOTING
26 L20-332, rev. 1 (05/11)
4.5. TROUBLESHOOTING CHARTS
4.5.1. FRYER TROUBLESHOOTING CHART
4.5.2. FILTER TROUBLESHOOTING CHART (IF EQUIPPED)
Problem Probable Causes Corrective Actions
No power to appliance. Check main building power supply.
Controller not turned on. Turn on controller.
Power Cord loose or not
connected.
Connect power cord.
Main circuit breaker to
appliance has tripped.
Reset circuit breaker
Controller does
not activate.
Appliance fuse has blown. Contact Authorized Service Company.
High temperature limit has
tripped.
Allow appliance to cool and reset High
temperature limit.
Controller is on
and appliance will
not heat up.
SCBS thermal limit switch has
tripped.
Depress button on thermal limit switch to reset. If
problem continues, Contact Authorized Service
Company.
Faulty temperature probe. Contact Authorized Service Company.
Appliance will not
maintain
temperature
properly.
Faulty High temperature limit. Contact Authorized Service Company.
Computer display
shows off and can
not be turned on.
Faulty computer Contact Authorized Service Company.
Problem Probable Causes Corrective Actions
Filter pump does
not activate.
Filter pump circuit breaker has
tripped.
Reset circuit breaker.
Dirty filter paper Change filter paper.
Strainer cap dirty Remove strainer cap and clean.
Oil/shortening is
returning to the
tank slowly or not
at all.
Filter pan not pushed in
completely.
Push filter pan in.
Pickup tube screen not tight. Tighten pickup tube screen cap.
Pickup tube screen cap
missing
Locate and install pickup tube screen cap.
Excessive air
bubbles are in the
oil being returned
to the tank.
Filter pan not pushed in
completely
Push filter pan in to complete connection.
Blue drain valve handle not
completely closed
Verify that drain valve handle is completely
closed.
Drain valve is
closed, but the
computer
controller still
displays
“DRAINING”
Improperly adjusted or
defective drain switch.
Contact Authorized Service Company.