Haier MRV II Instruction Manual page 10

4.3.1 The indoor unit can be installed on the ceiling, which height is no
more than 3m.
4.3.2 Install the unit with suspending pole, check if the installation place
can bear the unit.
4.3.3 Fix the indoor unit to the suspending bolt, if necessary, it is possible
to suspending the unit to the beam, etc.
4.3.4 Adjust the horizon with a gradienter or by the following method.
Make adjustment so that the relation between the lower surface of the
unit and water level in the hose becomes what is shown in the figure.
4.3.5 Notice for high static pressure duct unit
4.3.5.1 In order to reduce the noise level of the working room , it is better
not to install indoor unit in the working room ,especially for the room
where need a strict noise level. Indoor unit can be installed in a special
room or stair well, and connect with working room by air sending duct and
air return duct.
4.3.5.2 High static pressure duct unit is designed for duct type air
Piping side
Supply water
Water level
0~5 mm
(0~0.2")
make the piping side slightly lower.
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Part 1
PVC pipe