Keating Of Chicago INSTANT RECOVERY GAS FRYER Service Manual - V Service Diagnosis
11
PROBLEM
PROBABLE CAUSE
SOLUTION
Fryer has poor recovery
a. Over-filling baskets.
a. Don’t over fill baskets.
or runs cold.
b. Fryer vessel overfilled with oil.
b. Fill fryer up to “Fill Level” line as oil
expands when heated.
c. Thermostat out of calibration.
c. Calibrate thermostat. See page 9 -
Calibration.
d. Carbon coating on elements.
d. Boil-out fryer. See page 6 - Cleaning and
Boil-out.
e. Element is faulty
e. Replace element.
f. Thermostat is faulty
f.
Replace thermostat.
g. Contactor is faulty.
g. Replace contactor.
Fryer is overheating
a. Thermostat bulb improperly
a. Adjust bulb position. See page 9-
placed.
Thermostat Bulb Positioning.
b. Thermostat out of calibration.
b. Calibration thermostat (See page 9 -
Calibration.
Oil in fryer vessel
a. Oil has begun to break down.
a. Replace oil.
smokes.
b. High carbon content in oil.
b. Filter oil completely, replace if necessary.
c. Dirty fryer vessel.
c. Boil-out fryer. See page 10 -Cleaning
and Boil-out.
d. Inferior grade of oil.
d. Check with oil supplier for higher grade
of oil needed fir your cooking
applications.
e. Fryer is overheating.
e. Check calibration of thermostat (See
page 9) and replace if necessary.
Check if Hi-Limit trips at 425°F. If not,
replace Hi-Limit.
Oil in fryer vessel boils
a. Baskets overfilled.
a. Don’t over fill baskets.
over.
b. Fryer vessel overfilled with oil.
b. Fill fryer up to “Fill Level” line as oil
expands when heated.
c. Oil is breaking down and foaming. c. Replace oil.
d. Water in cold zone.
d. Stir oil with a paddle until water boils off.
Filter oil. If water remains, let oil cool
and drain a quart of it.
Contactor chatters.
a. Voltage is low to fryer.
a. Contact your electrician or the local
power company and have the incoming
power checked.
b. Contactor coil faulty.
b. Replace contactor.
c. Connections are loose.
c. Tighten connections.
d. Thermostat contacts do not close
d. Replace thermostat.
properly.