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Installation manual for indoor unit, Drain piping – haier AD52NAHBEA User Manual

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4. Installation of indoor unit

Fix the indoor unit to the hanger bolts.
If required, it is possible to suspend the unit to the beam, etc.
Directly by use of the bolts without using the hanger bolts.

When the dimensions of main unit and ceiling holes does not match, it can be adjusted with the slot holes
of hanging bracket.

Note

Adjusting to the levelness

(a) Adjust the out-of levelness using a level or by
the following method.

Make adjustment so that the relation between
the lower surface of the unit proper and water
level in the hose becomes as given below.

(b) Unless the adjustment to the levelness is made properly, malfunctioning or failure of the float
switch may occur.

PVC hose

Piping side

Supply water

Water level

0~5 mm

(0~0.2")

Bring the piping side slightly lower.

Hanging bolt

M10 nut

Main unit

M10 washer

M10 spring washer

Drain hose

Stage
difference
part

Drain socket

Drain socket

Main unit

VP 25 joint
(field purchased)

Pipe cover(large)
[for insulation]
(accessory)

VP 25
(field purchased)

Pipe cover
[for insulation]
(field purchased)

Drain hose
(accessory)

Pipe cover(small)
[for insulation]
(accessory)

Clamp
(accessory)

Adhesion

For drain pipe, use hard PVC general purpose pipe
VP-25(I.D.1") which can be purchased locally. When
connecting, insert a PVC pipe end securely into the
drain socket before tightening securely using the
attached drain hose and clamp. Adhesive must not
be used connection of the drain socket and drain
hose (accessory).

(c)

5. Drain Piping

(a) Drain piping should always be in a downhill grade (1/50~1/100) and avoid riding across an
elevation or making traps.

When connecting the drain pipe to unit, pay suffcient attention not to apply excess force to the piping
on the unit side. Also, fix the piping at a point as close as possible to the unit.

Do not pipe under water

Keep free from traps

Avoid riding across an elevation

Air vent

Inproper piping

Good piping

1.5m ~ 2m

Suspension
bolts

Heat
insulation

A downhill grade
of 1/100 or more

(b)

Installation Manual For Indoor Unit

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