Haier HBU-42CH03 Operation & Installation Manual page 25

Installation Procedure
2. Mounting on high ceiling
Side of indoor unit
3. Install ornament panel on indoor unit.
For indoor unit installation, please refer to Installation Manual.
Check whether indoor unit is horizontal with leveler or polythene pipe filled with water , and check that the dimension
of the ceiling opening is correct. Take off the lever gauge before install the ornament panel.
Fasten the screws to make the height difference between the two sides of
indoor unit less than 5mm.
First fix it with screws temporally.
Where the swing motor locates in the figure of panle just is the location
of liquide pipe.
Connect the wires of synchro-motor.
Connect the wire of signal.
Fasten the two temporally fixing screws and other two, and tighten the
four screws.
If no response of remote controller,check whether the wiring is correct,
restart remote controller 10 seconds after shut off power supply.
Tighten screws to redrce the thickness of seals between ornament
and indoor unit to 5-8mm.
If connecting is not made, error code (A7) appears
on remote controller. So, make proper connecting.
If screws are not tighten tight, problems in Fig.3 might
occur.
Tighten screws properly.
Gas leakage.
Gas leakage
from roof.
Contamination
Mist exists and drop down.
Side of ornament panel
Swing motor
Indoor unit
Ceiling material
If indoor unit is at horizontal level and water drainage is
smooth, then, indoor unit height can be adjusted throrgh
holes at corners of ornament panel.
Caution
If there are still space after tightening of screws,
please readjust the height of indoor unit.
Leave no space.
23
Electric control box
Seal
5 _ 8mm
Ornament panel