DAI

Daikin M1

Medium

VRV / Sky Air — Malfunction of central remote controller PCB

Daikin M1: Malfunction of central remote controller PCB This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Defective central remote controller PCB

Check steps

Restart the central remote controller and check wiring
Replace the central remote controller PCB if the fault persists

Affected parts

Central remote controller PCB

Safety note

Disconnect power before working on the unit

Source: Daikin resmi servis kilavuzu (bagimsiz cift-dogrulandi) — Daikin Industries, Ltd. — "Simple Self-Diagnosis by Malfunction Code" (After Sales Service Division, SM-TS3), RA/SkyAir/VRV/Package/Chiller: Malfunction code M1 → Malfunction Contents: "Malfunction of central remote controller PCB"; Supposed causes: "Defective central remote controller PCB". Applicable objects ma…

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

Look up in Enthalio →

Related fault codes

Outdoor PCB faulty.E1 Refrigerant shortage (low pressure / stop valvU0 Power supply defect / brief power failure.U2 Transmission error indoor/outdoor unit.U4 Low-pressure protection / LP sensor (suction bE4 Inverter compressor instantaneous overcurrent L5