SIMAG SPN 125 - Replacement of the Gear Motor Assy; Replacement of the Freezing Cylinder

18. Apply some move lubricant then place the
S.S. trust washer.
19. After to have replace the O ring into the ice
breaker fit the same on top of the auger and
secure it with the top bolt.
20. Install the auger/icebreaker into the
evaporator following the previous steps in reverse.
D. REPLACEMENT OF THE GEAR MOTOR
ASSY
1. On SPN125-255-405-605 remove the
front/top and side/rear panels and on SPN 1205
remove the front, rear, top and left side panels.
2. Remove the three/four 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. Follow the steps of item E to remove the
gear motor magnetic sensor.
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.
E. 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/four 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.
NOTE. It is imperative to install a replacement
drier whenever the sealed refrigeration
system is open.
Do not replace the drier until all other repairs
or replacements have been completed.
8. To install the replacement evaporator follow
the above steps in reverse.
NOTE. Thoroughly evacuate the system to
remove moisture and non condensables after
evaporator replacement.
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