20
Installation Procedure
English
Installation Pr
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Performing the drainage test
1
Do a leak test at the connection part of the flexible
hose and the drain pipe (PVC):
a
Connect a general hose to the connection part of
the flexible hose of the fan coil unit, and pour in
some water.
b
After pouring some water, reassemble the rubber
cap on the connection part of a flexible hose of the
fan coil unit and firmly tighten it with a band to
prevent leakage.
c
Check the leak test at the part where the adhesive
for the flexible hose and the drain pipe (PVC) is used.
Water leakage check part
General hose
CAUTION
• The leak test must be performed for at least 24 hours.
2
Check the condensation water drainage:
a
Pour water into the fan coil unit drain pan or the
drainage port as shown in the figures below.
•
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Water outlet
Leveler
When the electric cable connection is completed
• Turn on the fan coil unit.
• Operate in the Cool mode.
NOTE
• Only in the Cool mode, you can check the correct
operation of the drain pump.
When the electric cable connection is not
completed
• Remove the control box cover of the fan coil
unit.
• Connect the power supply (single phase, 220 to
240V) to the L and N terminals.
• Reassemble the control box cover and turn on
the fan coil unit.
NOTE
• 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, a communication error message may
appear.
• After completing the drainage check, turn off the unit
and disconnect the power supply.
• Reassemble the control box cover.
b
Check whether the drain pump operates correctly.
c
Check whether the drainage is performing correctly
at the end of the drain pipe.
d
Check for leakage at the drain pipe and drain pipe
connection part.
e
When leakage occurs, check whether the fan coil
unit is level and check the drain hose connection
part, drainpipe connection part, and drain pump
connection.
f
When the drainage check is completed and the
condensation water remains on the drain pan,
remove the water.
Summary of Contents for AGTN1DKH Series
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