6.4Troubleshooting the Built-In Filtration System

PROBLEM

PROBABLE CAUSES

CORRECTIVE ACTION

 

 

A. If the pump runs normally after

 

A. Thermal overload switch has

resetting the thermal overload

 

switch, the pump was overheated.

 

tripped on an overheated motor.

 

 

 

Test: If the pump stopped

Always filter with the cooking

 

oil/shortening at or near frying

 

suddenly during the filtering

 

temperature.

 

process, especially if after several

 

 

 

filtering cycles, the pump motor

Allow the pump motor to cool off

 

has probably overheated. Place

 

for about 10 minutes after

 

the filter handle in the OFF

 

filtering two full frypots one after

 

position, allow the pump to cool

 

the other.

 

for at least 45 minutes, and then

 

 

 

press the reset button on the pump

Check the filter paper after each

 

motor. Attempt to activate the

 

frypot is filtered. Replace the

 

pump.

 

paper if there is a large

 

 

 

 

accumulation of sediment.

Pump won’t start.

B. Failed filter handle microswitch.

 

OR

Test: If this is a multi-pot fryer,

B. If the switch is loose, tighten the

attempt to operate the pump using

Pump stops during

a different handle. If the pump

screws holding it in place,

ensuring that when the handle is

starts, the handle microswitch is

filtering.

placed in the ON position, the

out of alignment or has failed.

 

lever on the microswitch is

 

 

 

When the handle is placed in the

pressed firmly against the switch.

 

 

 

ON position, the lever on the

If the switch has failed, call

 

microswitch should be firmly

 

FASC.

 

pressed against the switch. If so,

 

 

 

the switch has failed. If not, the

 

 

switch is loose and/or misaligned.

 

 

C. Pump blockage.

C. Pump blockages are usually

 

Test: Close the drain valve. Place

caused by sediment build-up in

 

the pump due to improperly sized

 

the filter handle in the OFF

or installed filter paper and failure

 

position, allow the pump to cool

to use the crumb screen. Call

 

for at least 45 minutes, and then

FASC to have blockage cleared.

 

press the reset button on the pump

 

 

motor. Pull the filter pan from the

Ensure that filter paper is of the

 

unit and then activate the pump.

proper size and is installed

 

If the pump motor hums and then

properly, and that the crumb

 

stops, the pump is blocked.

screen is used.

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