Samsung AVMKH020EA4 Service Manual page 204

11-2-14 The error of digital compressor discharge temperature sensor (open / short)
Outdoor unit display
Indoor unit display
Judgment method
Causes
Is separated the
digital compressor discharge tempera-
ture sensor connecter of outdoor unit
Detach the digital compressor discharge
temperature sensor connecter of outdoor
unit from PCB, and measure the resistance
value between the both terminals.
Is the resistance
value far from the temperature
Restart after PCB exchange.
Samsung Electronics
(Operation) (Timer)
- When opening or shorting of digital compressor temperature sensor
- Open or short of the corresponding sensor
from PCB?
No
Yes
table?
No
(Fan) (Filter) (Removing frost)
Yes
Restart after connecting a connecter to PCB.
Yes
Replace the digital compressor
discharge temperature sensor
because it is defect.
Temperature Resistance
(˚C) (kΩ)
130 8.9
120 11.2
100 18.5
80 32
60 59
25 200
20 242
10 362
0 553
-10
MUF-0601
Troubleshooting
Temperature Resistance
(˚C) (kΩ)
130 2.6
120 3.4
100 5.8
80 10.8
60 21
25 86
20 107
10 171
0 280
-10 475
Another model
(model used PWM compressor)
11-18