1.
(1)
Do not switch on power before installation is
finished completely.
(2)
Electric wiring must be connected correctly and securely.
(3)
Cut-off valves of the connection pipes should be opened.
(4)
2.
(1)
Switch on power
and
press "ON/OFF" button on the remote control
ler
to start
operation.
(2)
Check after
I
nstallation and
Operation T
est
Check after
I
nstallation
Items to be checked
Possible malfunction
Has
the unit
been fixed firmly?
The unit may drop, shake or emit noise.
Have you done the refrigerant leakage test?
It may cause insufficient cooling(heating)
Is
thermal
insulation sufficient?
It may cause condensation.
Is water drainage
satisfactory
?
It may cause
water leakage
.
Is the voltage in accordance with the rated
voltage marked on the nameplate?
It may cause electric malfunction
or damage the
unit.
Is the electric wiring
or
piping
connection installed correctly and securely?
It may cause electric malfunction
or damage the part
s
.
Has the unit been
securely earthed?
It may cause electrical leakage.
Is the power cord specified?
It may cause electric malfunction
or damage the part
s.
Is
the inlet
or
outlet
blocked?
It may cause insufficient cooling(heating)
Is
the length of connection pipes
and refrigerant capacity recorded?
The refrigerant capacity is not accurate.
Operation T
est
Before
O
peration
Test
All the impurities such as scraps and thrums must be cleared from the unit.
Operation
Test
M
ethod
Press MODE button
to select the COOL, HEAT (
N
ot available
for cooling only unit
),
FAN to check whether the operation is normal or not.
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