Filter Troubleshooting - Pitco SELV14 Installation & Operation Manual

SELV INSTALLATION & OPERATIONAL MANAUAL
14.2 FILTER TROUBLESHOOTING
Problem
Drain Valve is open; the
oil is draining slowly or not
at all.
Pump return handle is
pulled out, but no pumping
sound can be heard.
Oil/shortening is returning
to the tank slowly or not at
all.
Excessive air bubbles are
in the oil being returned to
the tank.
Oil/Shortening is cloudy
when returned to fry tank.
Drain valve is closed, but
the computer controller
still displays "DRAINING"
Probable Causes
Drain valve is not fully open
Drain is plugged with debris.
Red return valve handle is not
completely open.
Filter circuit breaker is tripped
or in the off position.
Filter motor thermal overload
is tripped.
Filter power cord is unplugged
or loose.
Loose or defective sensor
switch.
Dirty filter envelope
Pickup tube screen clogged.
Filter pan not pushed in
completely.
O-rings not sealing on pickup
tube.
Pickup tube screen not tight.
Pickup tube screen cap
missing
Filter pan not pushed in
completely
Filter envelope torn or
damaged.
Low shortening temperature
Blue drain valve handle not
completely closed
Improperly adjusted or
defective drain switch.
33
Corrective Actions
Press down on the drain valve handle and verify
that it is fully open.
Use the clean out rod to clear the drain valve
opening. If this doesn't clear the blockage, close
the drain valve and contact a qualified service
technician.
Pull on the red return valve handle to make sure
it is completely open.
Reset the circuit breaker or press it to the on
position.
Push the red reset button on the end of the filter
pump motor.
Check the power cord at the rear of the fryer
entrance box, and at the rear of the pump box
and verify that the power cords are pushed all the
way into their receptacles.
Contact Authorized Service Company.
Change filter envelope.
Remove and clean pickup tube screen cap.
Push filter pan in.
Check and replace o-rings as needed.
Tighten pickup tube screen cap.
Locate and install pickup tube screen cap.
Push filter pan in to complete connection.
Change filter envelope.
Cloudiness should disappear when oil/shortening
is heated.
Verify that drain valve handle is completely
closed.
Contact Authorized Service Company.
L20-406 Rev 5 (3/14)