Airwell A1

Low

VRF Engineering Manual — Mode conflict (e.g. cooling/heating requested simultaneously in the same system).

Airwell A1: Mode conflict (e.g. cooling/heating requested simultaneously in the same system). This fault is usually minor, but points to an underlying cause.

Possible causes

Indoor units on the same refrigerant circuit requesting conflicting modes.

Check steps

Align the operating mode of all indoor units on the circuit.

Affected parts

Servicehandbuch — Fehlercode nachschlagen

Safety note

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Source: Airwell VRF Series Air Conditioner Engineering Manual, "Fault And Protection Code List" p.301 (ManualsLib scan of official manual)

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

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Related fault codes

Water overflow (indoor unit float switch triggA2 Indoor unit EEPROM fault 2.A3 Room air temperature (RAT) sensor is faulty.b1 Indoor coil outlet temperature (ICOT) sensor ib5 Indoor coil middle temperature (ICMT) sensor ib7 Indoor unit EEPROM fault 1.b8