Gree GVH24AMXF-K3NTC7A/I - Page 53

50
Installation and Maintenance
Service Manual
9. Maintenance
2. Freeze protection (E2)
Start
Poor air return in indoor unit
The fan speed is abnormal
Evaporator is dirty
System is normal, but
resistance value of indoor tube temperature sensor
is abnormal
Replace control panel
End
Clean the filter, check
hguone s'ereht rehtehw
space at the top of
indoor unit
Check whether jumper
cap and motor is
normal
Clean the evaporator
Replace temperature
sensor
Is the problem
solved?
Is the problem
solved?
Is the problem
solved?
Is the problem
solved?
no
no
no
no
no
no
no
yes
yes
yes
yes
yes
yes
yes
yes