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keatingofchicago.com
10
SERVICE DIAGNOSIS
The following diagnosis is only to be used as a guide to qualifi ed service personnel. Keating recommends that
you use a qualifi ed & licensed service company. (Equipment still under warranty requires it.) Call 1-800-KEATING
if you need assistance in locating a qualifi ed service company.
A properly adjusted Keating Instant Recovery® Electric Fryer, with no load, will cycle “on” approximately every
2 1/2 to 3 minutes. Each cycle will last 15 -25 seconds, ensuring that the temperature setting is held within a
narrow band.
NOTE:
To correctly and quickly diagnose the system, the chart below should be followed in sequential order.
TROUBLE SHOOTING CHART
PROBLEM
PROBABLE CAUSE
SOLUTION
Fryer won't heat
a. No electricity to fryer (“POWER ON”
switch is off).
b. No electricity to control circuit (models
with Basket-Lift or Central Filter).
c. Fryer circuit breakers have tripped.
d. Hi-Limit has been activated.
e. Rear drain valve handle has not been
fully closed (fryers with fi lter only).
f. ON/OFF is faulty.
g. MELT/FRY switch is faulty.
h. Contactor is faulty.
i. Thermostat is faulty.
a. Connect fryer to an approved source
of power.
b. Connect 120V terminal block to an
approved source of power.
c. Reset circuit breakers.
d. Push in Hi-Limit Reset button located
behind fryer door. Check calibration of
thermostat and operation of Hi-Limit
and contactor.
e. Fully close and latch rear drain valve
handle. Turn fryer OFF and then ON to
restart.
f. Replace ON/OFF switch.
g. Replace MELT/FRY switch.
h. Replace contactor.
i. Replace thermostat.
Fryer has poor recovery or runs cold
a. Over-fi lling baskets.
b. Fryer vessel overfi lled with oil.
c. Thermostat out of calibration.
d. Carbon coating on elements.
e. Element is faulty.
f. Thermostat is faulty.
g. Contactor is faulty.
h. Low incoming voltage.
a. Don’t overfi ll baskets.
b. Fill fryer up to “Max Level” line as oil
expands when heated.
c. Calibrate thermostat. (See
Calibration).
d. Boil-out fryer. (See Cleaning and
Boil-Out).
e. Replace Element.
f. Replace thermostat.
g. Replace contactor.
h. Verify proper incoming voltage.
Fryer is overheating
a. Thermostat bulb improperly placed.
b. Thermostat out of calibration.
a. Adjust bulb position. (See
Thermostat Bulb Positioning).
b. Calibrate thermostat (See
Calibration).
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