Overall Malfunction - Daikin VAM 150FAVE Service Manual

Troubleshooting
1.3

Overall Malfunction

Remote Controller
Error Code
LCD Display
LED Indication
Remote Controller
Error Detection
Errors are detected based on open circuit in external input terminals (J1-JC).
Method
Error Generating
When external input terminal (J1-JC) short-circuit during operation ("Overall Alarm" must be set in field
Conditions
setting mode).
Possible Causes
Troubleshooting
36
60
5
Inspection
5
Main Unit
Faulty external device
Broken wire
Faulty control PCB
Is
connected
NO
external device
operating
properly?
YES
Measure resistance
between external
input terminals
(J1-JC).
Is
resistance
NO
200 Ω or
lower?
YES
5
Unit No.
5
SiE71-202
Remove the cause of error in
connected external device.
Check wires for abnormalities
(broken wire, faulty contact,
etc.).
Replace control PCB.
(HF002)
Troubleshooting