Filter
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3-14
3.6.3 UFM Filter Troubleshooting
Refer to this section to correct common problems that may be encountered during filter operation.
A
If the filter has had power removed for
more than 2 hours, it may take the
heater 10-12 minutes to turn the
PREHEAT FINISHED light on after
power is restored.
NO
YES
Is the
fryer plugged
in?
Plug in the
fryer.
NO
YES
Does the
PREHEAT FINISHED
light come on?
Check the refill time of the
pump with a new filter
installed. It should not
exceed the times listed in
this manual. If the times are
exceed have the motor
replaced. Use filter aid to
prevent fine foods from
blocking paper and causing
premature replacement.
NO
Clean the screen or
replace filter media.
YES
Is filter paper,
bag, or pickup screens
clogged?
YESNO
NO
Conect hose.
Is filter
retun hose
completely
connected?
YES
Oil pumping
slowly?
NO
Allow the motor to
cool, reset the
thermal overload on
the motor.
YES
Is filter
motor overload
tripped
YES
Is the
fryer plugged
in?
Check for solidified shortening
in internal lines and check pick
up assembly screen. Wait until
the "PREHEAT FINISHED"
light is on before turning pump
switch "ON"
NO
YES
Connect hose.
Is filter
pickup attached
correctly?
NO
Filter unit is not
working properly.
YES
Is oil
flowing?
Plug in the
fryer.
NO
Turn the filter power switch
off. Correct the cause for
tripping and reset the circuit
breaker.
NO
YES
Is the filter
circuit breaker
tripped?
NO
YES
Is the
pump
running?
Check the
building
circuit
breaker
NO
YES
Ensure return hose is engaged.
Is the return
hose fully engaged
on filter fitting?
NO
Is the
filter plugged
in?
Plug in the
filter.
NO