Haier 1U71S2SG1FA Service Manual page 31

⑧ Wiring Example
As for outdoor unit circuit, please see installation manual of outdoor unit.
Note all electric wires have their own poles, poles must match that on terminal block.
Pay special care lo lhe following and check afler inslallalion
Item to the checked
Is indoor unit firmly installed?
Is gas leakage check performed?
Is unit properly insulated?
Is water drainage smooth?
Is power voltage meet that stipulated on the
nameplate?
Is wiring and piping correctly arranged?
Is unit safely grounded?
Is wire size correct?
Are there any obstacles on air inlet and outlet
grill of indoor and outdoor unit?
Is record made for piping length and
refrigerant charging amount?
Attention: After finishing installation, confirm no refrigerant leakage.
- The installation of pipe-work shall be kept to a minimum.
- Pipe-work shall be protected from physical damage and shall not be installed in an unventilated space, if that
space is smaller than amin (2m
- Compliance with national gas regulations shall be observed.
- Mechanical connections shall be accessible for maintenance purposes.
- The minimum floor area of the room: 2m
- The maximum refrigerant charge amount: 1.7 kg.
- Information for handling, installation, cleaning, servicing and disposal of refrigerant.
- Warning: Keep any required ventilation openings clear of obstruction.
- Notice: Servicing shall be performed only as recommended by the manufacturer.
Unit might fall down, make vibration or noise.
Problem may occur or parts got burned.
Problem may occur or parts got burned.
There might be a danger of electric shock.
Problem may occur or parts got burned.
It is hard to control refrigerant charging amount.
2
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2
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Unproper inslallalion may cause
This may lead togas shortage.
Dew or water drop may occur.
Dew or water drop may occur.
This may cause poor cooling.
Check