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. Installation
5. Drain pump installation-optional
(Example;Low-silhouette duct type)
5-1. Accessories
Drain pump &
Float switch (1)
Tapped screw
5-2. Installation
(1) Connect the wiring to the electrical component box as shown.
N N
o o
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Connect the drain pump cable to yellow terminal(CN74)
N N
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and the float switch to black terminal(CN51).
(2) Screw the drain pump to the side of the indoor unit with two
screws.
N N
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N N
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When installing the drain pump, leave a 1/4" space
between the bottom of the drain pan and the drain pump.
(3) Adjust K4 DIP switch(SW03) to the "OFF" position.
Switch No.
K4
N N
o o
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Wrap the drain tube outlet on the right and left side of
N N
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the indoor unit with insulation to prevent sweating.
M4x12
Cable-tie (2)
(4)
Switch Position
Using Drain Pump
ON
X
OFF
O
Cable clamp
(2)
Bottom of the drain pan
22
Drain pump
Float switch
Drain pump
1/4"
K1 K2 K3 K4
SW03
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