Haier HSU-12HS03/R2DB 用户手册

1.Cut pipe

3.Insert the flare nut

4.Flare pipe

2.Remove burs

0~0.5mm

1.0~1.5mm

1.5~2.0mm

Flare tool for R410A

Clutch-type

Conventional flare tool

clutch-type(Rigid-type) Wing-nut type (Imperial-type)

Check for Installation and Test Run

Check Items for Test Run

In case that the attached drain hose is in a room, please apply heat insulation
to it without fail.

Please kindly explain to our customers how to operate through the instructio manual.

Gas leak from pipe connecting?

Heat insulation of pipe connecting?

Are the connecting wirings of
indoor and outdoor firmly inserted
to the terminal block?
Is the connecting wiring of indoor
and outdoor firmly fixed?

Put check mark      in boxes 

Is drainage securely carried out?

Is the indoor unit securely fixed?

Is there any noise?

Is power source voltage abided
by the code?

Is the earth line securely
connected?

Is the lamp normally lighting?

Is the operation of room temperature
regulator normal?

Are cooling and heating(when
in heat pump) performed normally?

Please pour water in the drain pan of the indoor unit, and confirm that drainage is
carried out surely to outdoor.

Please install the drain hose so as to be downward slope without fail.
Please don't do the drainage as shown below.

It becomes high midway.

The end is immersed
in water.

It waves.

Less than 5cm

The gap with the ground
is too small.

There is the bad smell
from a ditch.

3 On Drainage

Correct

Incorrect

Lean Damage of flare Crack

Partial Too outside

Flare tooling die

1 Power Source Installation

2 Cutting and Flaring Work of Piping

Pipe cutting is carried out with a pipe cutter and burs must be removed.
After inserting the flare nut, flaring work is carried out.

For installation in other places, use a circuit breaker as far as possible.

The power source must be exclusively used for air conditioner. (Over 10A)

In the case of installing an air conditioner in a moist place. please install an
earth leakage breaker.

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