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26
D - Refrigeration System
Condenser Replacement
1.
Disconnect electrical supply to refrigerator.
2.
Remove compressor access panel.
3.
Recover refrigerant by using EPA approved
recovery system.
4.
Remove condenser fan mounting screws.
5.
Unplug fan motor harness located in back of
fan motor.
6.
Remove fan motor and fan blade.
7.
After refrigerant is completely recovered,
disconnect inlet and discharge lines from
condenser.
8.
Remove white condenser retainer clip from
fan bracket and condenser.
9.
Lift front of condenser and the two rubber
groments out of retainer in base plate.
10.
Remove old condenser out the back of
cabinet.
11.
Install replacement condenser.
12.
Remove original filter-drier.
CAUTION
DO NOT unbraze the old filter-drier from the
system. This will vaporize and drive moisture
from the desiccant back into the system. The
old filter-drier should be cut out of the system.
13.
Install new filter-drier at condenser outlet.
14.
Evacuate and charge the system using
recommended procedure described under
Evacuating and Recharging.
15.
Reassemble unit.
Filter-Drier Installation
Any time the sealed system is opened and the
refrigerant charge is removed, the liquid line filter-
drier must be replaced and the system thoroughly
evacuated before recharging.
CAUTION
DO NOT unbraze the old filter-drier from the
system. This will vaporize and drive moisture
from the desiccant back into the system. The
old filter-drier should be cut out of the system.
CAUTION
Use only a 15 gram XH9 liquid line filter-drier
(part number 5303305677) when servicing
refrigerator and freezer systems. This filter-
drier is compatible with either R-12 or R-134a
refrigerant.
1.
Disconnect unit from source of power.
2.
Recover refrigerant by using an EPA
approved recovery system.
3.
Using a 3 cornered file, score a groove
around capillary tube as close to old filter-
drier as possible. Break capillary tube along
score mark from filter-drier.
4.
Cut condenser outlet tube at filter-drier.
Discard filter-drier.
5.
Thoroughly clean condenser outlet tube and
capillary tube.
6.
Place inlet connection of filter-drier over
condenser tube approximately ¼" and solder.
7.
Insert capillary tube input end into filter-drier
outlet. Do not allow tube to bottom against
screen. Solder carefully so that solder does
not plug capillary tube.
8.
Install process tube adaptor to filter-drier.
9.
Evacuate and charge system using the
recommended procedure described under
Evacuating and Recharging.
10.
Reassemble unit.
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