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Only for training and service purposes
Part 4 Trouble Shooting
10) Troubleshooting CH51, CH60
60
EEPROM
Check sum
• Check sum error
• Check the PCB ASM P/No.
• Check for poor soldering.
Display
code
Title Cause of error Check point & Normal condition
Check Point
• CH 60
1. Check the condition of EEPROM.
2. Check for poor soldering
Discharge pipe R-T Table
Temperature(˚C/˚F) Resistance(kΩ)
20/68 244
30/86 164.8
40/104 114
50/122 80.6
60/140 58.3
70/158 42.9
80/176 32.1
90/194 24.4
100/212 18.9
110/230 14.8
120/248 11.7
Air R-T Table
Temperature(˚C/˚F) Resistance(kΩ)
20/68 12.5
30/86 8
40/104 5.3
50/122 3.6
60/140 2.5
70/158 1.7
80/176 1.2
90/194 0.9
100/212 0.7
Inverter/Constant
Pipe R-T Table
Temperature(˚C/˚F) Resistance(kΩ)
20/68 6.3
30/86 4
40/104 2.6
50/122 1.8
60/140 1.2
70/158 0.9
80/176 0.6
90/194 0.4
100/212 0.3
Heatsink R-T Table
Temperature(˚C/˚F) Resistance(kΩ)
20/68 12.5
30/86 8
40/104 5.3
50/122 3.5
60/140 2.5
70/158 1.7
80/176 1.2
90/194 0.9
100/212 0.7
110/230 0.5
120/248 0.4
Condenser/Suction Pipe