Welbilt Dean MF90 Series Installation & Operation Manual page 21

MF90 SERIES PORTABLE FILTRATION SYSTEMS
4.6 Unit Operation (cont.)
The oil temperature of the fryer to be filtered should be approximately 350°F (175°C).
Position drain handles properly prior to operating the filter unit. Failure to do this
4. Open the drain-valve and allow the frypot oil
to drain into the filter pan.
Note: When using "AU" units for suction
operation, insert the wand with filter screen
attached into the frypot, then place the switch
in the "IN" position. After all oil has been
pumped from the frypot, insert the wand end
into the wand holster. Ensure the wand is
placed securely in the holster, then place the
switch in the "OUT" position to circulate and
filter the oil.
5. With the oil return wand in frypot, turn filter
switch "ON" to begin pumping clean oil into
the fryer. Allow the oil to recycle through the
fryer for a few seconds to wash out sediment
on the bottom of the frypot before closing the
drain valve. When using "AU" units for
suction operation, place the switch in the
"OUT" position to return oil to the frypot. If
the frypot is drained by the suction method,
all sediment must be wiped out by hand prior
to returning filtered oil to the frypot.
Note: All units- The oil return wand can also
be mounted in the wand holster inside the pan,
for extended filtering periods (polishing) prior
to refilling frypot.
FILTER SYSTEM UNATTENDED WHILE
FILTERING!
CHAPTER 4: FILTER OPERATION
can result in burn injury to the user.
NEVER LEAVE THE
DANGER
Frypot draining into filter pan. Ensure oil is at
operating temperature before opening drain
valve.
Use the nozzle to rinse sediment and debris
from the frypot during the filtering process ("U"
units only).
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