AUKS AL-H18/4DR1(U), Service Manual

Page: 113 / 161

AUKS DC Inverter 1 Drive1 50HZ R410A Trouble shooting
113
2. Electrical system main components
Appellation Figuration and inner configuration Instruction
PCB
Function:
Via program to control the relay, make every
components on/off according to temperature
and pressure variety, so to realize automatic
control
Fan motor
Function:
Drive the fan, make the indoor and outdoor
unit have heat exchange with air.
Pressure
switch
Function:
To avoid the air conditioner work in a
abnormal pressure, making the air
conditioner work safety.
Capacitor
Induce the single-phase motor produce gyre
magnetic field,
connect with the
accessory winding, and participate in the
operation.
Condensate
pump
Only for Cassette, the pump head is 1.2
meter,the condensate pipe must have over
1/100 descend angle, after unit cooling or
dehumidify stops running, the pump will still
work 3 minutes to clean the condensate.
Sensor
Physical properties will change along with
the temperature, pressure change,used for
check temperature and pressure.
Water outlet
Water inlet
Plastic package
Copper head