V6-i VRF 50/60Hz
2.5 E5: Abnormal power supply voltage
2.5.1
Digital display output
2.5.2
Description
Abnormal power supply voltage.
All units stop running.
Error code is only displayed on the unit with the error.
2.5.3
Trigger / recover condition
Trigger condition: Outdoor unit power supply phase voltage < 165V.
Recover condition: Outdoor unit power supply phase voltage is > 180V.
Reset method: Resume automatically.
2.5.4
Possible causes
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.
78