Midea l712wmb16 - 3.4 Fault tree

P.12
3.4 Fault tree
Reliable connection
Y
N
Whether the connect
is well
Change NTC
Y
N
Whether NTC is short
or open circuit
Y
Whether the pressure
switch is well or not
N
Y
Choosing new heating
temperature
Y
Whether to set up
non-heating
Non-heating
Whether the heater
is well
N
Change the heater
Y
Change the control panel
Maintenance non-heating malfunction1.
3.TROUBLESHOOTING