Midea MV6-i730WV2GN1-E User Manual

V6-i VRF 50/60Hz
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Midea V6-i Series Service Manual
2.3 E2: Communication error between indoor and outdoor unit
Digital display output 2.3.1
Description 2.3.2
 Communication error between indoor and outdoor unit.
 All units stop running.
 Error code is only displayed on the outdoor unit.
Trigger / recover condition 2.3.3
 Trigger condition: Indoor units and the outdoor unit cannot communicate for 2 minutes after the system is powered
on for 20 minutes.
 Recover condition: Communication go back to normal.
 Reset method: Resume automatically.
Possible causes 2.3.4
 Communication wires between indoor and outdoor units not connected properly.
 Indoor unit power supply abnormal.
 Loosened wiring within electric control box.
 Interference from high voltage wires or other sources of electromagnetic radiation.
 Communication wire too long.
 Damaged main PCB or electric control box communication terminals block.

Midea MV6-i730WV2GN1-E Specifications

General

Brand	Midea
Model	MV6-i730WV2GN1-E
Category	Air Conditioner
Language	English