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Daikin SUPER MULTI NX G Series Service Manual

Daikin SUPER MULTI NX G Series
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Check SiUS12-928_B
195 Service Diagnosis
7.6 Four Way Valve Performance Check
Check No.13
7.7 Inverter Unit Refrigerant System Check
Check No.14
(R11717)
(R11725)
NO
YES
YES
NO
(Fig. 1)
Voltage at S80
208/230 VAC
ON
Compressor
Time
Turn off the power and turn it on
again.
Disconnect the connector for the
four way valve coil and check the
continuity.
Start heating operation.
* Four-way valve coil
Cooling / dry : No continuity
Heating : Continuity
Replace the outdoor unit
PCB.
Replace the four-way valve
coil.
Replace the four-way valve.
Four-way valve
coil resistance at 1000~2000 W?
S80 voltage at
208/230 VAC with
compressor on? (Fig.
1)
Refrigerant system check
Is the discharge pipe
thermistor disconnected from
the holder?
Check for refrigerant leakage.
See the section on refrigerant
shortage detection.
(R15833)
YES
NO
Reconnect the thermistor.
Replace the refrigerant.

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Daikin SUPER MULTI NX G Series Specifications

General IconGeneral
BrandDaikin
ModelSUPER MULTI NX G Series
CategoryAir Conditioner
LanguageEnglish

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