Overall Malfunction - Daikin VAM 350GJVE Service Manual

Troubleshooting
1.3

Overall Malfunction

Remote Controller Error Code
LCD Display
LED Indication Remote Controller
Error Detection Abnormalities are detected based on external input terminals (J1-JC).
Method
Error Generating When external input terminal (J1-JC) short-circuit during operation ("Overall Malfunction" must be set in
Conditions field setting mode Note 2.).
Possible Causes
Troubleshooting
Note: Note 2:
Refer the field setting mode page 26
{
38
60
Inspection Blinking Unit No. Blinking
5
Main Unit
Faulty external device
Broken wire
Faulty control PCB
Is
connected
external device
operating
properly?
YES
Measure resistance
between external
input terminals
(J1-JC).
Is
resistance
NO
200 Ω or
lower?
YES
Setting mode 18
Setting switch 8
Setting position 03
5
NO
Si71-502
Remove the cause of error in
connected external device.
Check wires for abnormalities
(broken wire, faulty contact,
etc.).
Replace control PCB.
(HF002)
Troubleshooting