Replacement Of Air Cooled Condenser; Replacement Of Water Cooled Condenser; Replacement Of Water Regulating Valve (Water Cooled Models) - Scotsman AF Series Service Manual

Electronic flakers with storage
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Page 31
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.
NOTE. It is imperative to install a replace-
ment 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.
N. REPLACEMENT OF AIR COOLED
CONDENSER
1.
Remove front and back panel.
2.
Remove from the condenser fins the
condenser ambient temperature sensor probes.
3.
Remove the two bolts attaching the
condenser to the base.
4.
Recover the refrigerant from the system and
transfer it in a container so to reclaim or recycle it.
5.
Unsolder the refrigerant lines from the
condenser and remove it from the unit.
NOTE. It is imperative to install a replace-
ment drier whenever the sealed refrigeration
system is open.
Do not replace the drier until all other repairs
or replacements have been completed.
6.
To install the replacement condenser follow
the above steps in reverse.
NOTE. Thoroughly evacuate the system to
remove moisture and non condensables after
condenser replacement.
O. REPLACEMENT OF WATER COOLED
CONDENSER
1.
Remove front and rear side panels.
2.
Remove the condenser temperature sensor
probes from condenser.
3.
Remove bolts which secure the condenser
to the unit base.
4.
Remove the corbin clamps and disconnect
the plastic hoses from the water cooled
condenser.
5.
Recover the refrigerant from the system and
transfer it in a container so to reclaim or recycle
it.
6.
Unsolder the refrigerant lines from the
condenser and remove it from the unit.
NOTE. It is imperative to install a replace-
ment drier whenever the sealed refrigeration
system is open.
Do not replace the drier until all other repairs
or replacements have been completed.
7.
To install the replacement condenser follow
the above steps in reverse.
NOTE. Thoroughly evacuate the system to
remove moisture and non condensables after
condenser replacement.
P. REPLACEMENT OF WATER
REGULATING VALVE
(WATER COOLED MODELS)
1.
Remove front and rear panels.
2
Close the shut-off valve on the water supply
line and disconnect it at the rear of the flaker.
3.
Remove corbin clamp and disconnect the
water hose from the outlet of water regulating
valve.
4.
Unloose the nut securing the water regulating
valve to the unit frame.
5.
Recover the refrigerant from the system and
transfer it in a container so to reclaim or recycle
it.
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