Haier AB072MRERA Service Manual page 66

Installation
(1) Confirming the position of unit hanger
Please confirm the installation position of the hanger
for indoor unit is about 130mm above the ceiling. For
details, please refer to the Instructions for Installation and
Maintenance of indoor unit.
(2) Removing the air-inlet grille
Open the air-inlet grille to make it at an angle of 45° to the
trim panel. As shown in the following figure, please remove
the air-inlet grille as per the operation requirements.
Angle trim cover
Step 3:
gently
push the
air-inlet
grille in the
direction of
arrow.
Step 1: open the two
snaps in the direction of arrow.
(3) Installing the panel
1) Please remove the four (4) angle trim panels.
Removal method: Flip the jack catches of the angle
trim panel in the order of ①②③④ , as shown in the
following figure. The flipping direction is indicated by the
arrows. Then the angle trim panel can be removed.
1
Jack catch
2) Pull out the two (2) U-shaped hooks on the indoor unit
from below.
3) Adjust the panel direction to make the angle side
engraved with "Pipe side" consistent with the refrigerant
pipe of the indoor unit, and make the angle side engraved
with "Drain side" consistent with the drain side of the
indoor unit. Then hang the 2 hooks in the inner side of the
panel on the 2 U-shaped hooks of the indoor unit.
4) Finally fix the panel on the indoor unit with the bolts
(M5*25) and gaskets delivered with the unit.
Caution: gaskets must be used for fixing, or else the
panel would be easy to fall off.
Panel
Step 2: open
the air-inlet
grille to make
it at 45°to the
panel.
Air-inlet
grille
Jack catch
2
3
4
Jack catch
Jack catch
Refrigerant pipe
Indoor unit
Drain pipe
2 x U-shaped
hooks
Trim panel
5) When tightening the four (4) bolts, please make sure
there is no clearance between the panel fixing seat on
the side of the indoor unit and the panel fixing seat on
the side of the panel. That is to say: the bolts shall be
fully tightened (see * in the figure).
If there is a clearance, air leakage or water leakage is
likely to occur.
Panel fixing seat
(indoor unit side)
Ceiling
Trim panel
Caution:
■ Improper tightening of bolts would lead to the faults
shown in the following figure.
Air leakage
Ceiling
pollution
Water condensate, water dripping
■ After tightening the bolts, if there is a clearance
between the ceiling and the trim panel, please
readjust the height of the indoor unit.
Clearance is not allowed
58
Housing
4x Bolts (M5*25)
(including gaskets)
Panel
fixing seat
(panel side)