Gree GVH48AH-M3DNA5A Service Manual page 36

Start
Poor air return in indoor unit
no
The fan speed is abnormal
no
Evaporator is dirty
System is normal, but
resistance value of indoor tube temperature sensor
is abnormal
no
Replace control panel
End
Clean the filter, check
w h e h t r e h t e e r s ' e n o u g h
yes
space at the top of
indoor unit
no
Check whether jumper
yes
cap and motor is
normal
no
Clean the evaporator
yes
no
Replace temperature
yes
sensor
no
Is the problem
yes
solved?
Is the problem
yes
solved?
Is the problem
yes
solved?
Is the problem
yes
solved?