Replacement Of The Gear Motor Assy; Replacement Of Fan Motor; Replacement Of Drier; Replacement Of The Freezing Cylinder - Scotsman AF 80 Service Manual

Page 26
it out of the way to allow room to work. Using a
suitable lenght and size wooden dowel or stick
inserted through the top of the open freezer, tap
the lower half of the water seal and the lower
bearing out the bottom of the freezer.
NOTE. It is good practice to replace the water
seal assy and both the top and the bottom
bearings any time the auger is removed.
To facilitate this, SCOTSMAN EUROPE
Service makes available a service Kit
P/N 001028.07 which includes besides the
above mentioned parts, the ice breaker O ring
and a can of food grade waterproof grease.
11. Reach through the adaptor and remove the
coupling parts.
12. Check both the coupling halves for chipping
and wear and do not hesitate to replace them.
13. To install the ratched coupling, the water
seal, the bearings and auger follow previous
steps in reverse.
J. REPLACEMENT OF THE GEAR MOTOR
ASSY
1. Remove the rear and top panel.
2. Remove the three bolts and washers
securing the gear reducer base to the unit chassis,
then remove bolts and lockwashers which attach
the bottom of the aluminium adaptor to the gear
reducer case cover.
3. Disconnect the electrical leads from the
electromagnetic safety device located on top of
drive motor.
4. Trace and disconnect the electric wires leads
of the drive motor. Lift and remove the entire gear
motor assembly.
5. To install the replacement gear motor assy
follow the above steps in reverse.
K. REPLACEMENT OF FAN MOTOR
1. Remove front and back panel.
2. Remove screws and yellow green ground
wire. Trace the electrical leads of fan motor and
disconnect them.
3. Remove the bolts securing the fan motor
bracket to the cabinet base and then remove the
assembly.
4. To install the replacement fan motor follow
the above steps in reverse.
NOTE. When installing a new fan motor
check that the fan blades do not touch any
surface and move freely.
L.

REPLACEMENT OF DRIER

1. Remove front and back panel.
2. Recover the refrigerant from the system and
transfer it in a container so to reclaim or recycle
it.
3. Unsolder the capillary tube and the refrigerant
line from the two ends of the drier.
4. To install the replacement drier remove
factory seals and solder the refrigerant lines and
the capillary tube taking precautions to NOT
OVERHEAT the drier body.
5. Thoroughly evacuate the system to remove
moisture and non condensable after drier
replacement.
6. Charge the system with refrigerant 134 A by
weight (see data plate of machine) and check for
leaks.
7. Replace panels previously removed.
M. REPLACEMENT OF THE FREEZING
CYLINDER
1. Follow the steps at item H to remove the ice
spout.
2. Remove the clamp fastening the water hose
to the water inlet port of the freezer assy. Place
a water pan under this water inlet port then
disconnect the water hose and collect all water
flowing from freezer and from water hose.
3. Withdraw the evaporator sensor probe from
the its holder as stated in item B.
4. Recover the refrigerant from the system and
transfer it in a container so to reclaim or recycle it.
5. Unsolder and disconnect the capillary tube
and the accumulator/suction line assy from the
outlet line of the freezing cylinder.
6. Remove the three bolts and washers
securing the gear reducer base to the unit chassis,
then remove bolts and lockwashers which attach
the bottom of the aluminium adaptor to the gear
reducer case cover.
7. Lift the freezer up and off the gear motor
assembly, then if necessary remove the
aluminium adaptor by removing the three
mounting screws and lockwashers.
Page 26