DC Inverter U-match Series Cassette Type Unit
46
YC42G4T/O
,
YC48G4T/O
,
YC60G4T/O
2.4 Check after Installation
Check Items after Installation
Check items
Possible events due to improper
installation
Is the main body installed securely?
The unit may fall down, vibrate or
produce noise.
Did you do water leakage test?
Cooling capacity may become
unsatisfactory.
Is the unit well insulated from heat?
Condensate, water drops may occur.
Does water drainage go well?
Condensate, water drops may occur.
Is the voltage consistent with that stated
on the nameplate?
The unit may fail or its components may
get burned.
Are the wires and pipes installed
correctly?
The unit may fail or its components may
get burned.
Has the unit been safely grounded?
Risk of electric leakage.
Do the specifications of wires comply
with the requirement?
The unit may fail or its components may
get burned.
Is there any obstacle blocking the air
inlet and outlet of the indoor or outdoor
units?
Cooling capacity may become
unsatisfactory.
Have you recorded the length of
refrigerant pipe and the refrigerant
charging amount?
The refrigerant charging amount can’t
be controlled.
2.5 Product Operating Range
—
Cooling
Heating
Outdoor temperature DB(°C)
-20~52
-20~24
Indoor temperature DB/WB(°C)
(Maximum)
32/23
27/-