Dean MF90 Series Installation & Operation Manual page 25

MF90 SERIES PORTABLE FILTRATION SYSTEMS
6.2 General Troubleshooting (cont.)
Pump won't
start.
Pump stops
during
filtering
process.
Pump starts
and abruptly
stops.
Pumping is
erratic.
Oil not being
returned to
frypot.
CHAPTER 6: TROUBLESHOOTING
Tripped circuit breaker.
Incorrect or no line voltage.
Allow filter unit to cool for at least 45 minutes and
then press (reset) the 7-amp or 5-amp circuit
breaker.
Turn filter pump "OFF". Allow oil to cool then empty
pan. Verify filter paper is clean and properly
installed. Refill pan and restart process.
Reset circuit breaker.
Pump is blocked or wiring is loose. Call FASC for
service.
Filter pan suction tube is blocked. Use a thin,
flexible wire to unclog.
Motor failed; call FASC for service.
Verify that filter paper is properly installed under
hold-down ring.
Verify that filter hose disconnect is properly
attached.
Solidified oil or sediment is likely clogging the filter
hose. Clear hose.
Clogged filter paper. Scrape off excess sediment
or replace filter paper.
6-2