Daikin J Series Service Manual page 118

Check
5.1.3 Four Way Valve Performance Check
Check No.05
108
Turn off the power and turn it on
again.
Start heating operation.
S80
voltage at 220 - 240
VAC with compressor
on? (Fig. 1)
YES
Disconnect the four way valve coil
from the connector and check the
continuity.
Four way
valve coil resistance at
1000 ~ 2000 Ω?
YES
(Fig. 1)
Voltage at S80
220 - 240 VAC
Compressor
ON
∗ Four way valve coil
Cooling / Dry : No continuity
Heating : Continuity
NO
NO
Time
SiBE041012
Replace the outdoor unit
PCB.
Replace the four way valve
coil.
Replace the four way valve.
(R11903)
(R11904)
Service Diagnosis