V6-i VRF 50/60Hz
78
Midea V6-i Series Service Manual
2.5 E5: Abnormal power supply voltage
Digital display output 2.5.1
Description 2.5.2
Abnormal power supply voltage.
All units stop running.
Error code is only displayed on the unit with the error.
Trigger / recover condition 2.5.3
Trigger condition: Outdoor unit power supply phase voltage < 165V.
Recover condition: Outdoor unit power supply phase voltage is > 180V.
Reset method: Resume automatically.
Possible causes 2.5.4
Outdoor unit power supply voltage is abnormal or a phase is missing.
Loosened wiring within electric control box.
High voltage circuit error.
Main PCB damaged.