Midea RSJ-15/190RDN3-D

MCAC-RTSM-2011-12 Midea Combo Type Heat Pump Water Heater Technical Manual
51
E. "E6": The discharge temperature sensor (Tp) error
Display
E6
Method of
malfunction
detection
Check whether Tp temperature sensor cable are connected correctly.
Supposed
Causes
1. Temperature sensor cables don’t connect correctly.
2. The sensor terminal is loose.
3. The sensor circuit is short or open
4. The main control board's clamp diodes are short or open.
Troubleshooting
E6
Is Tp port on PCB loose?
Temperature sensor is
short or defective.
The chip's pins do not match
correctly or the chip is
defective.
Insert the chip correctly or replace it with
a fine one
Replace the temperature
sensor
Replace the main
control board.
YES
NO
YES
NO
Fasten the port.
YES
NO