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Only for training and service purposes
Part 4 Trouble Shooting
10
• Discharge pipe temp. is short or open
• Discharge pipe temp. is not connected to the outdoor pcb assembly
• Damage or defect on the sensing circuit of outdoor pcb assembly
Discharge pipe temp. is
short or open
Discharge pipe temp. is connected
to Outdoor pcb assembly ?
Discharge pipe temp. is right ?
YES
No
Connect to CN-D_PIPE
in outdoor pcb assembly
Sensing circuit of outdoor
pcb is right ?
No
Check Discharge pipe temp.
-
Measure resistance of thermistor
(about 200kΩ at 25°C(77°F)).
YES
No
- Check soldering state of
R07H, R08H, C04H
Check flow
Description Cause of error
Error code