The Error Of Digital Compressor Discharge Temperature Sensor (Open/Short) - Samsung DVM Series Service Manual

8
Troubleshooting
8-2-53. 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
temperature sensor connecter of
outdoor unit from PCB?
Detach the digital compressor discharge
temperature sensor connecter of outdoor unit
from PCB, and measure the resistance value
between the both terminals.
Yes
Is the resistance value far from the
temperature table?
Restart after PCB exchange.
(Operation) (Timer)
- When opening or shorting of digital compressor temperature sensor
- Open or short of the corresponding sensor
No
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
- 222 -
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)