Dean MF90 Series Parts Manual page 8

filtering in order to melt any solid
shortening in the pump lines.
e. Open the fryer door and be sure that
the filter is in the proper position
under the fryer drain valve extension.
WARNING!
THE OIL TEMPERATURE OF THE
FRYER TO BE FILTERED SHOULD
BE AROUND 175ºC (350ºF). ENSURE
DRAIN HANDLES ARE IN PROPER
POSITIONS PRIOR TO OPERATING
ANY SWITCHES
FAILURE TO
RESULT IN SEVERE BURNS.
f. Open the drain valve and allow all the
oil in the fryer to drain into the filter
pan.
g. With oil return nozzle in the vessel,
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 cooking
vessel before closing the drain valve.
h. Close the drain valve handle. It takes
approximately 5 to 7 minutes for the
filter to pump all the oil back into the
fryer.
i. Allow the pump to run for 10 – 15
seconds after air bubbles appear in the
fryer vessel before shutting off the
filter. This will help clear residual
shortening/oil from the return lines.
CAUTION
Operating the fryer without oil in the fryer
vessel will cause damage to the fryer and
void the warranty.
NOTE: After filtering it may be necessary to
scrape off
OR VALVES.
DO THIS CAN
all of the debris
accumulated on top of the filter
paper and discard.
If using solid shortening, the return hose must
be completely drained after filtering, or the
shortening will solidify and plug the hose or
oil return lines as it cools.
NOTE: If filtration operations problems are
encountered during use, please
refer to Chapter 6 in this manual.
7
CAUTION