Fault Tree - Midea G01 Service Manual

6.TROUBLESHOOTING

6.6 Fault tree

1. Maintenance non-heating malfunction
Non-heating
Y
Whether to set up
non-heating
N
Whether the pressure
switch is well or not
Y
Whether NTC is short
or open circuit
N
Whether the connect
is well
Y
Whether the heater
is well
Y
Change
the control panel
Y
Choosing new heating
temperature
Y
Change NTC
N
Reliable connection
N
Change the heater
P.55