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8-3 RESISTANCE SPECIFICATION OF SENSOR
The resistance of the SENSOR has a ±5% common difference.
Temperature of the SENSOR must be stabilized for minimum of 3 minutes before accurate measurement can be taken
• Measure the F-SENSOR, SUPER FROST SENSOR, R1, R2-SENSOR after disconnect CON5 of PWB AS
TEMPERATURE
RESISTANCE OF REFRIGERATOR &
DEFROST SENSOR
VOLTAGE
-20 °C (-4 °F)
77
3.73
-15 °C (5 °F)
60
3.49
-10 °C (14 °F)
47.3
3.22
-5 °C (23 °F)
38.4
2.95
0 °C (32 °F)
30
2.67
5 °C (41 °F)
24.1
2.4
10 °C (50 °F)
19.5
2.14
15 °C (59 °F)
15.9
1.89
20 °C (68 °F)
13
1.66
25 °C (77 °F)
11
1.46
30 °C (86 °F)
8.9
1.27
40 °C (104 °F)
6.2
0.96
50 °C (122 °F)
4.3
0.72
To measure the outputs of the fans on the control boards check the voltages between the pins for the following components:
MOTOR ON MOTOR OFF
Freezer Fan
Con 4 pin 5
Con 4 pin 6
10 - 14 VCD 2 VCD or less
Cooling Fan
Con 4 pin 2
Con 4 pin 3
10 - 14 VCD 2 VCD or less
FAN
PIN NUMBER PIN NUMBER
OUTPUT VOLTAGE
PIN
1
2
3
4
5
6
7
8
9
10
N/C
G
V
F
G
V
N/C
N/C
N/C
N/C
C-FAN
F-FAN
N/C
CONNECTOR 4
