8-2-2 Load / Fan & Open Door Detection Circuit
1. Load Drive Condition Check
To measure outputs of the control board, check voltages between the pins for the following components:
2-1. APPLY For AC Lamp Model(Optional)
2-2. Freezing compartment fan
Pin2 & 3 of con4
MOTOR OFF 2V or less
MOTOR ON 13V~15V
- 35 -
Circuit Pin Number Pin Number Output Voltage
I/Maker Pilot Valve Con3 Pin3 Con3 Pin2 115 VAC
R/R Door, R/L Door Heater Con3 Pin8 Con3 Pin2 115 VAC
Def Heater Con3 Pin10 Con3 Pin2 115 VAC
Water Pilot Valve Con3 Pin11 Con3 Pin2 115 VAC
Compressor Con3 Pin12 Con3 Pin2 115 VAC
LAMP-R Con3 Pin9 Con3 Pin2 115 VAC
LAMP-F Con3 Pin7 Con3 Pin2 115 VAC
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