Gree LSQWRF60VM/NhA-M - 4.4 Replacement of Main Parts

73
Test Operation, Troubleshooting and Maintenance
(6) Temperature sensor error
Temperature sensor error
Is the sensor plug
placed properly into the
main board?
Yes
Remove the sensor and
see if its voltage is
within the safety range?
Replace the temperature
sensor.
Contact the supplier.
Yes
No
No
Check the direction of the
sensor probe.
Yes
(7) Protection for the four-way valve
Protection for the
4-way valve
Entering and leaving
water temperature
sensor drop off.
Yes
Is the 4-way valve
damaged?
Replace the 4-way valve.
Contact the supplier.
No
Yes
Yes
Check the entering and
leaving water sensors.
Does the controller
alarm incorrectly?
If this occurs frequently,
the main board should
be replaced.
Yes
No
No