7-2-5 TEMPERATURE SENSOR CIRCUIT
The upper CIRCUIT reads REFRIGERATOR temperature and DEFROST -
SENSOR temperature for defrosting into MICOM. OPENING or SHORT state of
each TEMPERATURE SENSOR are as follows:
SENSOR
Refrigerator Sensor
Defrosting Sensor
CHECK POINT
NORMAL (-30 -50)
POINT A Voltage
POINT B Voltage
SHORT-
CIRCUITED
0.5 V 4.5 V
28
REFRIGERATOR-SENSOR
DEFROST-SENSOR
OPEN
0 V
5 V