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RS1200001
32
November 1996
Electronic Functional Description
Refrigeration and Defrost Component Checks Made at High Voltage Board
Low voltage board input
W1 to D11
approximately
-25 VDC
High voltage board input
E10 to E9 (Neutral) or ground
approximately
120 VAC
Compressor/condenser fan motor
“ON” = E4 to E9 (Neutral) ground
approximately
120 VAC
“OFF” = E4 to E9 (Neutral) or ground
Compressor/condenser fan motor
“CLOSED” = R7 to ground
approximately
-11 VDC
relay“OPEN” = R7 to ground
approximately
-25 VDC
Evaporator fan motor relay
“CLOSED” = R8 to ground
approximately
-11 VDC
“OPEN” = R8 to ground
-25 VDC
Evaporator fan motor
“ON” = E2 to E9 (Neutral) or ground
approximately
120 VAC
“OFF” = E2 to E9 (Neutral) or ground
0 VAC
Defrost heater
“ON” = E6 to E9 (Neutral) or ground
approximately
120 VAC
“OFF” = E6 to E9 (Neutral) or ground
0 VAC
Defrost heater relay
“CLOSED” = R9 to ground
approximately
-11 VDC
“OPEN” = R9 to ground
approximately
-25 VDC
Defrost terminator
“CLOSED” = E5 to E9 (Neutral) or ground
approximately
120 VAC
“OPEN” = E5 to E9 (Neutral) or ground
0 VAC
Fresh food fan output voltage
“ON” = E1 to ground
approximately
-25 VDC
High voltage board to fresh food fan
“OFF” = E1 to ground
0 VDC
Fresh food fan input voltage
“ON” = R10 to ground
approximately
-11 VDC
Signal to high voltage board from
low voltage board
“OFF” = R10 to ground
approximately
-25 VDC
Filament voltage at pins 11 and 12 = less than 5 VAC
To avoid electrical shock which can cause severe personal injury or death, disconnect power to
refrigerator using power switch before servicing. Wires removed during disassembly must be replaced on
proper terminals to insure correct earthing and polarization. After servicing, reconnect power using power
switch.
WARNING
Содержание Bottom Freezer Refrigerator
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Страница 19: ...November 1996 19 RS1200001 Machine Compartment Assembly ...
Страница 25: ...November 1996 25 RS1200001 Electronic Functional Description ...
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