V6-i VRF 50/60Hz
76
Midea
V6
-i
Series S
er
vice M
anual
2.4
E4: Temperature sensor (T3/T4) error
Digital display output
2.4.1
Description
2.4.2
Outdoor heat exchanger temperature sensor (T3) error or outdoor ambient temperature sensor (T4) error.
All units stop running.
Error code is only displayed on the unit with the error.
Trigger / recover condition
2.4.3
Trigger condition: The main control board cannot receive the feedback signal of temperature sensor T3 or T4.
Recover condition: The main control board can receive the feedback signal of temperature sensor T3 or T4.
Reset method: Resume automatically.
Possible causes
2.4.4
Temperature sensor not connected properly or has malfunctioned.
Damaged main PCB.