Installation Manual For Indoor Unit

4. Installation of indoor unit

M10 nut

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.

 

 

Main unit

Note

 

Hanging bolt M10 washer

M10 spring washer

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

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.

Piping side

Supply water

Water level

0~5 mm

PVC hose

(0~0.2")

 

Bring the piping side slightly lower.

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

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.

Good piping

Inproper piping

 

Suspension

1.5m ~ 2m

 

Avoid riding across an elevation

bolts

 

 

 

 

Air vent

Keep free from traps

 

 

 

Do not pipe under water

Heat

A downhill grade

 

 

insulation

of 1/100 or more

 

 

(b)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.

(c)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).

 

 

Stage

 

 

 

 

 

difference

Drain hose

 

Drain socket

part

 

 

 

Drain socket

 

 

 

VP 25 joint

 

Pipe cover(large)

 

 

 

(field purchased)

 

[for insulation]

 

 

Main unit

(accessory)

 

 

 

 

 

 

 

 

 

Drain hose

 

VP 25

 

Clamp (accessory)

 

(field purchased)

 

(accessory)

Adhesion

Pipe cover

 

 

 

 

Pipe cover(small)

 

 

[for insulation]

 

 

 

(field purchased)

 

[for insulation]

 

 

 

 

 

 

 

(accessory)

 

 

 

26

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Image 27
Haier HDU-42HT03/H Drain Piping, Installation of indoor unit, Adjusting to the levelness, Good piping, ~0.2
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HDU-42HT03/H specifications

The Haier HDU-42HT03/H is a cutting-edge heating, ventilation, and air conditioning (HVAC) solution designed to provide comfort and efficiency for residential and commercial spaces. This model stands out due to its innovative features, advanced technologies, and reliable performance.

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Overall, the Haier HDU-42HT03/H is a top-tier HVAC solution, boasting powerful performance, energy efficiency, and user-friendly features. It is an excellent choice for anyone looking to enhance their indoor climate control with a reliable and effective system.
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