11
VI SERVICE DIAGNOSIS
A properly adjusted Keating Incredible Frying Machine Gas Fryer (IFM), with no load, will cycle “On” approximately
every 2-1/2 to 3 minutes. Each cycle will last 15 to 25 seconds, ensuring that the temperature setting is held within
a narrow band.
l
Every Keating Incredible Frying Machine Gas Fryer (IFM) has a number of safety controls to ensure safe
operation and guard against component failure.
A. Trouble shooting chart
The following diagnosis is only to be used as a guide to qualified service personnel. Keating recommends that you
use a qualified service company. Call 1-800-KEATING if you need assistance in locating a qualified service
company.
NOTE:
To correctly and quickly diagnose the system, the chart below must be followed in sequential order.
PROBLEM
PROBABLE CAUSE
SOLUTION
Main power light does not a. Fryer not plugged in.
a. Plug fryer into approved outlet.
come on.
Must be properly grounded.
b. Main power switch is faulty.
b. Replace the main power switch.
Blower light does not
a. Thermostat not turned on.
a. Set thermostat to desired temperature.
come on.
b. If blower comes on, blower
b. Replace blower light.
light is faulty.
c. If Over Maximum Temperature
c. Reset Hi-Limit after oil has cooled
light is on, Hi-Limit has
down below 425°F. Correct problem
been activated.
which caused Hi-Limit to activate. (See
page 9)
d. If blower does not come on,
d. Verify power to blower. Replace blower.
blower is faulty.
Burner light does not
l
Check for spark at each burner.
come on.
If no spark at either burner:
a. Purge time delay relay is faulty
a. Replace purge time delay relay.
(if it has no output voltage.)
b. Spark module is faulty.
b. Replace spark module.
l
Check for spark at each burner.
If spark occurs at both burners:
c. Burner light is faulty.
c. Replace burner light.
Burner light comes on,
l
Check for spark at each burner.
then goes out (after 2-1/2
If no spark at either burner:
seconds.)
a. Spark electrode wires are faulty.
a. Replace spark electrode wires.
b. Spark electrode is faulty or is
b. Align spark electrode. Replace
out of alignment.
spark electrode if faulty. Gap must be
l
Check for spark at each burner.
1/8" between electrode and pilot tube
If spark occurs at both burners:
and between pilot tube & burner.
c. Gas is not turned on.
c. Turn manual gas valve on. If using
flexible connector with quick
disconnect, make sure that the quick
disconnect is completely engaged.
d. Combination gas valve is faulty.
d. Replace gas valve (verify voltage to
the valve first).
