Four Way Valve Performance Check - Daikin 2MKS40G2V1B Service Manual

SiBE12-816_D
8.6

Four Way Valve Performance Check

Check No.13
Service Diagnosis
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
Check
Replace the outdoor unit
PCB.
Replace the four way valve
coil.
Replace the four way valve.
(R11903)
(R11904)
264