Haier AC18CS1ERA - Page 402

400
Super Match
Indoor thermal overload
Reconnect
If sensor terminal is
xed well
If sensor resistor /
characteristic is proper
If indoor air passage is
unimpeded
If system is lack of refrigerant
Replace sensor
Modify air passage
N
Y
Y
Y
N
N
Charge refrigerant
Y
If stop valve is open
N
Check the system piping
N
If PMV coil is connection well
Y
Reconnect
N
If ambient
temperature is too
high
Y
Repalce PCB
N