Replacement Of The Reservoir Water Level Sensor; Replacement Of P.c. Board; Replacement Of The Ice Spout; Replacement Of The Auger, Water Seal, Bearings And Coupling - Scotsman AFC 134 Service Manual

Electronic cubelets with storage
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Page 23
2.
Unloose the three screws securing the plastic
cover to the gear motor speed sensor housing
and remove it.
3.
Unloose the two screws securing the sensor
to the plastic housing and withdraw it from its
seat.
4.
Trace the gear motor speed sensor terminal
plug (red with four pins) on the left side of the
control box and draw it out from its socket by
carefully slackening the fastening tie.
5.
To install the replacement gear motor rotation
and speed sensor follow the above steps in
reverse.
0.5-1.0 mm
F.
REPLACEMENT OF THE RESERVOIR
WATER LEVEL SENSOR
1.
Remove the front and top panels.
2.
Unloose the two nuts securing the wire leads
to the two water level sensor rods located on the
water reservoir plastic cover.
3.
Trace the water level sensor terminal plug
(red) on the left side of the control box and draw
it out from its socket by carefully slackening the
fastening tie.
4.
To install the replacement water level sensor
follow the above steps in reverse.
G. REPLACEMENT OF P.C. BOARD
1.
Remove front panel.
2.
Remove all sensor terminal plugs, located
on the left side of P.C. Board, by carefully releasing
them out from their sockets clips.
3.
Disconnect the terminal board connection
plug from the rear side of P.C. BOARD then
unloose the four screws holding the same to the
plastic control box and remove it.
4.
To install the replacement P.C. BOARD follow
the above steps on reverse.
NOTE. In case the TEST contacts are jumped
together (it is a possibility when PC Board is
replace as spare parts), the machine starts
up immediately with all the electrical parts
(compressor, drive motor and fan motor start
together with no delay).
This for 3 minutes then the machine stops
with all LEDs blinking.
H. REPLACEMENT OF THE ICE SPOUT
1.
Remove the top panel.
2.
Slacken and remove the two metal straps
that hold tight the polystyre insulations against
the freezer upper part.
3.
Remove the optical ice level control.
4.
Unloose and remove the two screws and the
spout from the freezer cylinder.
5.
To install the replacement spout follow
previous steps in reverse.
I.
REPLACEMENT OF THE AUGER, WATER
SEAL, BEARINGS AND COUPLING
1.
Remove the front, side and top panels.
2.
Follow the steps at item H to remove the ice
spout.
3.
Grasp the wire cap hook at the top of the
freezer and pull out the auger and attached cap,
ice breaker, bearings and O rings, at the top of
the auger, and the top half of the water seal at the
auger bottom.
NOTE. If the auger cannot be pulled out,
proceed to steps 9 and 10 of this paragraph,
to gain access to the auger bottom. Then,
with a rowhide mallet or placing a piece of
wood on the bottom end of the auger, tap this
bottom to break loose the auger and be able
then to pull it out as in step 3 above.
4.
With a circlip plier remove the retaining ring
and cap hook from the ice breaker.
5.
Unloose and remove cap screw and remove
the ice breaker from the auger.
6.
Clean away the old grease from the interior
of the ice breaker and inspect the conditions of
the O ring; if torn or worn replace it.
7.
Inspect the bearing pressed into the top of
the ice breaker and if worn do not hesitate to
replace it.
WARNING. The top bearing assembly works
in critical conditions for what concern its
lubrication status as it is haused in the ice
breaker where the formation of a great
rate of condensation is usual. Therefore it
is important to apply on it an ample coa-
ting of Food grade Waterproof Grease
P/N 263612.00 before installing the breaker
and cap hook in place.
Page 23

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