Midea MV6-R1000WV2RN1, Service Manual

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V6R VRF 50Hz
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Midea
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2.5 E5: Abnormal power supply voltage
Digital display output
Description

Abnormal power supply voltage.

All units stop running.

Error code is displayed on the unit with the error.
Trigger / recover condition

Trigger condition: Outdoor unit power supply phase voltage < 170V or ≥ 270V.

Recover condition: Outdoor unit power supply phase voltage is ≥ 180V and < 260V.

Reset method: Resume automatically.
Possible causes

Outdoor unit power supply voltage is abnormal or a phase is missing.

Loosened wiring within electric control box.

High voltage circuit error.

Outdoor main PCB damaged.