21
English
Instal
lation Pr
oc
edur
e
CAUTION
• The leak test must be performed for at least 24 hours.
2
Check the condensed water drainage:
a
Pour about 2 liters of water into the indoor unit
drain pan as shown in the picture.
1 way Cassette
4 way Cassette
b
When the electric cable connection is completed
• Turn on the indoor unit and outdoor unit.
• Operate in the Cool mode.
CAUTION
• Only in the Cool mode, you can check the correct
operation of the drain pump.
When the electric cable connection has not been completed
• Remove the control box cover of the indoor unit.
• Connect the power supply to the L and N terminals.
• Reassemble the control box cover and turn on the
indoor unit.
CAUTION
• When the float switch is not detected due to
insufficient water on the drain pan, the drain
pump will not work.
• If the power supply is directly connected to the L
and N terminals, communication error message
might appear.
• After completing the drainage check, turn the unit
off and disconnect the power supply.
• Reassemble the control box cover.
c
Check whether the drain pump works correctly.
d
Check whether the drainage is performing
correctly at the end of the drain pipe.
e
Check for leakage at the drain pipe and drain pipe
connection part.
f
When leakage occurs, check whether the indoor
unit is level and check the drain hose connection
part, drainpipe connection part and drain pump
connection.
g
When the drainage check is completed and
the condensed water remains on the drain pan,
remove the water.
Step 12 Connecting the power and
communication cables
Bushing bracket installation
When connecting the power supply wire conduit, the
supplied bracket must be installed as shown in the
picture below.
1 way Cassette
Click
Click
Slide
Click
< 2 conduit tube >
< 1 conduit tube >
AC009BN1DCH
AC012BN1DCH
AC018BN1DCH
DB68-11272A-00_IM_CAC WindFree1,4way_AA_EN_.indd 21
DB68-11272A-00_IM_CAC WindFree1,4way_AA_EN_.indd 21
2021-09-17 오후 12:14:17
2021-09-17 오후 12:14:17
