Midea MDV-335(12)W/D2RN1T(C)

V4+R VRF 50/60Hz
201608 51
Part 5 - Diagnosis and Troubleshooting
4.2 E0 Troubleshooting
Digital display output 4.2.1
Description 4.2.2
 Communication error between outdoor units.
 All units stop running.
 Error code is only displayed on the slave unit with the error.
Possible causes 4.2.3
 Incorrect outdoor unit address setting.
 Communication wires between outdoor units not connected properly.
 Loosened wiring within electric control box.
 Damaged main PCB or electric control box communication terminals block.