Position Sensor Abnormality - Daikin SUPER MULTI NX CTXS07JVJU Service Manual

SiUS12-928_B

6.15 Position Sensor Abnormality

H6
Remote
Controller
Display
j
Outdoor Unit LED A
Display
Method of
A compressor start-up failure is detected by checking the compressor running condition through the
position detection circuit.
Malfunction
Detection
 If the error repeats, the system is shut down.
Malfunction
 Reset condition: Continuous run for about 5 minutes without any other error
Decision
Conditions
 Disconnection of the compressor relay cable
Supposed
 Defective compressor
Causes
 Defective outdoor unit PCB
 Start-up failure caused by the closed stop valve
 Input voltage is outside the specified range.
Service Diagnosis
i i h h
1 2 3 4
Troubleshooting for Outdoor Unit
176