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(1-4)
Check the unit is horizontally level.
(Refer to Fig.13)
• The indoor unit is equipped with a built-in drain pump and float
switch. Verify that it is level by using a level or a water-filled
vinyl tube.
-&CAUTION
• The indoor unit is equipped with a built-in drain pump and float
switch. Verify that it is level by using a level or a water-filled
vinyl tube.
(If the unit is tilted against condensate flow, the float switch may
malfunction and cause water to drip.)
(1-5)
Remove the washer fixing plate (4) used for preventing the washer
for hanger from dropping and tighten the upper side nut.
(1-6)
Remove the paper pattern for installation (3).
5.2 FOR EXISTING CEILINGS
[Maintaining horizontality]
Fig. 13
(2-1) Install the indoor unit temporarily.
I
Perform step (1-1) in (1) For new ceilings.
(2-2)
Adjust the height and position of the unit.
(Refer to
"4. PREPARATIONS BEFORE INSTALLATION-(1)"
and (1-3) in (1) For new ceilings.)
(2-3)
Perform steps (1-4), (1-5) in (1) For new ceilings.
-&
CAUTION ------------------------
• Install the indoor unit leveled.
If the indoor unit is inclined and the drain piping side gets high, it may cause malfunction of a float
switch and results in water leakage.
• Attach nuts on the upper and lower side of hanger.
If there is no upper nut and the lower nut is over-tightened, the hanger and the top plate will deform
and cause abnormal sound.
• Do not insert materials other than that specified into the clearance between the hanger and
the washer for hanger .
Unless the washers are properly attached, the hanging bolts may come off from the hanger.
-&
WARNING
The indoor unit must be securely installed on a place that can withstand the mass.
If the strength is insufficient, the indoor unit may fall down and cause injuries.
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