Haier HDU-18CF03, HDU-18HF03, HDU-28CF03 installation manual Indoor unit

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Fig 1

Installation Manual For Indoor Unit

! Caution

Please do not install the unit in places where flammable gases may be leaked. In case that gas is leaked and accumulated around the unit, it may cause dangers of fire etc.

The indoor unit shall be installed at locations where cold and hot air could evenly circulated. The following locations should be avoided:

Places with rich saline matters (seaside regions).

Places with plenty of gas sulfides (mainly in warm spring areas where the copper tube and braze weld is prone to corrosion).

Locations with much oil (including mechanical oil) and steam.

Locations using organic solvents.

Places where there are machines generating HF electromagnetic waves.

Positions adjacent to door or window in contact with high-humidity external air. (Easy to generate dew).

Locations frequently using special aerosols.

Indoor unit

1. Select suitable places the outlet air can be sent to the entire room, and convenient to lay out the connection pipe, connection wire and the drainage pipe to outdoor.

2. The ceiling structure must be strong enough to support the unit weight.

3. The connecting pipe, drain pipe and connection wire shall be able to go though the building wall to connect between the indoor and outdoor units.

4.The connecting pipe between the indoor and outdoor units as well as the drain pipe shall be as short as possible. (See Figure 1)

5.If its necessary to adjust the filling amount of the refrigerant, please refer to the installation manual attached with the outdoor unit.

6.The connecting flange should be provided by the user himself.

7.The indoor unit has two water outlets one of which is obstructed at the factory (with a rubber cap). Only the outlet not obstructed (liquid inlet and outlet side) will be generally used during installation. If applicable, both the outlets should be used together.

Important

An access port must be provided during installation of indoor unit for maintenance.

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Contents Duct Type AIR Conditioner Table of Contents Disposal of the old air conditioner Make sure the system is grounded Safety PrecautionsDo not wash the air conditioner with water Cooling Rated Maximum Minimum IndoorOutdoor Heating IndoorParts and Functions Parts and Functions Operation Power ON/OFFCool Fan operation Auto RUN, COOL,HEAT and DRY operation 2TIMER mode selection 1After unit start, select your desired operation mode3Timer setting 4Confirming your setting3Time setting for Timer on Press Timer button to change Timer modeTime confirming for Timer on 5Time setting for Timer OFFCooling, dehumidifying mode Heating mode This series changeover switch is set 1. on 2.OFF 3.OFF 4.OFF Unit fails to start MalfunctionMalfunction Followings are not malfunction Points to observe Care and MalntenanceFor Preparation of HeatingHot Keep When heating is startedInstallation place Is The Unit Installed CorrectlyInstall wire controller Installation Manual For Wire ControllerIndoor unit wiring Safety precautions Installation Manual For Indoor UnitIndoor unit Installation Manual For Indoor Unit Sketch map of long duct Installation of air return duct Installation of air sending ductThermal insulation of duct Foundation bolt Pipe and insulation material RequirementsHose Supplementary refrigerant Allowable pipe length and drop Pipe material and sizeConnection of refrigerant pipe Open all valves Vacuum pumpingGas leakage detection Electric wiring Haier Group