36
7.4
PC Fan Motor - “T” Model
1. Unplug the refrigerator from the power supply.
2. Remove all PC shelving.
3. Remove bottom PC air duct cover.
4. Remove polystyrene duct cover insulation.
5. Disconnect low ambient heater.
6. Remove 1 screw from top duct cover and unclip.
7. Unplug PC fan motor plug.
8. Withdraw downwards.
9. Refit in reverse order.
Note: When refitting the PC fan motor, the back of the fan motor faces downwards. Ensure there is a loop
in the wiring harness between the fan motor and its housing.
7.5
PC Fan Motor - “B” Models
1. Unplug the refrigerator from the power supply.
2. Remove all PC shelving.
3. Remove the duct grill in the PC.
4. Remove the PC duct cover and polystyrene insulation.
5. Using 2 fingers, withdraw the fan motor upwards. It is mounted horizontally in the divider partition.
6. With the motor out, this will expose a small multi plug and socket connection to the fan motor and
wiring harness. Unplug.
7. To refit back together, fit the wiring harness multi plug first into the pocket of the divider partition.
8. Using your 2 fingers, slip the motor back into the divider partition to fit horizontally.
Note:
The back of
the fan motor faces upwards.
9. Refit duct covers and test.
The PC fan is supported by a rubber band type suspension. It is important that the fan sits central to the
housing and that there is a loop in the fan motor wiring harness between the motor and the housing. This
loop should be on a horizontal plane to the fan motor. This also applies to the FC suspended fan.
7.6
Cross / Base Rail Door Reed Switches
1. Unplug the refrigerator from the power supply.
2. Remove the door switch cover (located in the center of the cross and base rails).
3. Unclip the encapsulated reed switch from the housing.
4. Replacement of the new switch is done by cutting the wiring back from the switch end and soldering in
a new switch, making sure both connecting wires are not shorting but are insulated with heat shrink
sleeving. Take care not to leave too much excess wire as the reed switch must be able to be fitted
back in to the housing.
5. Refit in reverse order.
7.7
Defrost Heating Element
1. Unplug the refrigerator from the power supply.
2. Remove the fan grill cover. This unclips with the aid of a small screwdriver.
3. Unplug the fan motor and unclip the evaporator sensor.
4. Remove the evaporator cover.
5. Lift the evaporator upwards to clear the bottom of the divider partition and pull the bottom edge of the
evaporator forward.
6. Remove the cable ties from the thermal fuses.
7. Bend the first half of the evaporator clips and side deflectors away from the front bank of the
evaporator on both sides.
8. Drop the element down and out of the evaporator bank.
9. Refit in reverse order.
Summary of Contents for 790 Active Smart
Page 1: ...790 ACTIVE SMART REFRIGERATOR FREEZER 517800...
Page 2: ...2...
Page 42: ...42 8 WIRING DIAGRAM...
