Midea VRF Series Service Manual page 106

Procedure
Some outdoor units in the system are
The power supply is abnormal
Troubleshoot as for an E0 error
Notes:
1. Refer to "E0 Troubleshooting".
H2 / H3
powered off
No
No
1
Yes
Power on all the outdoor units
Yes
Check the power supply equipment
V6R VRF 50/60Hz
105