Filter
Top Products
Fan motor speed can’t change. (Electric Control)
Check the wiring.
Check the ca
p
acitor of fan motor. Re
p
lace if failed.
Re
p
lace the PCB.
Check the resistance of fan moto
r
and re
p
lace the motor if failed.
No
No
No
No
No
No
No
No
Not heating or not heating enough. (Cooling and Electric Heater)
Check the mode.
Check whether the airflow s
p
eed is too low.
Check the s
p
ecification of PTC-heater.
Check the heat load of the roo
m
.
Fan motor speed can’t change. (Mechanical Control)
Check whether the selector is dama
g
ed.
Check whether the ca pacitor of fan motor is in the rang e from 95 % to
105% of rated capacity. Replace the capacitor if failed.
Check the resistance of fan motor and replace if failed.
Service Manual
Room Air Conditioner with R-410A
Heat Controller, Inc.
26