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Midea MCB12HRN2 Manual

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Check after installation completed
Check there is no clearance between the panel and
the Indoor Unit, or between the panel and the ceiling.
(If clearance exists, leakage may come) (Chart 21)
Indoor Unit
Ceiling
No clearance
Panel
Chart 21 check clearance
Check if there is any wire or line clipped between the
Panel, Indoor Unit and the Ceiling.
Check if Air Filter air installed.
Check if Air Filter is installed.
Confirm the Strip Hook are not clipped between lnlet Grille and
the Panel, then push the parts which marked "PUSH" and close
the lnlet Grille.
Install the outdoor unit on a rigid base
Determine the air outlet direction where
In the case that the installation place is
position, secure the normal fan
Specially in windy area, install the unit to
to prevent increasing noise level and vibration.
the discharged air is not blocked.
exposed to strong wind such as a seaside or high
operation by putting the unit lengthwise along the wall or
using a duct or shield plates.
prevent the admission of wind.
CAUTIONS
OUTDOOR UNIT INSTALLATION
INSTALL THE CONNECTING PIPE
Check whether the height drop between the indoor unit and outdoor unit, the length of refrigerant pipe,
and the number of the bends meet the following requirements:
The max height drop .......................................................................................................5m
The length of refrigerant pipe ..........................................................................less than 10m
The number of bends ...........................................................................................less than 5
Do not let air, dust, or other impurities fall in the pipe system during the time of installation.
The connecting pipe should not be installed until the indoor and outdoor units have been fixed already.
Keep the connecting pipe dry, and do not let moisture in during installation.
THE PROCEDURE OF CONNECTING PIPESTHE PROCEDURE OF CONNECTING PIPES
Measure the necessary length of the connecting pipe, and make it by the following way.
1.
1) Connect the indoor unit at first, then the outdoor unit.
Bend the tubing in proper way. Do not harm them.
Daub the surfaces of the flare pipe and the joint nuts with frozen oil, and wrench it for 3~4 rounds
with hands before fasten the flare nuts. (Refer to chart 25)
Be sure to use two wrenches simultaneously when you connect or disconnect the pipes.
CAUTIONS
Use frozen oil
Bend the pipe with thumb
min-radius 100mm
Make the end straight
Chart 25
Chart 26 Chart 26
The stop value of the outdoor unit should be closed absolutely (as original state). Every time you
connect it, first loosen the nuts at the part of stop value, then connect the flare pipe immediately (in
5 minutes). If the nuts have been loosened for a long time, dusts and other impurities may enter the
pipe system and may cause malfunction later. So please expel the air out of the pipe with refrigerant
before connection.
Expel the air (refer to the Expel The Air ) after connecting the refrigerant pipe with the indoor unit
and the outdoor unit. Then fasten the nuts at the repair-points.
2)
3)
Fix the outdoor unit with the anchor bolts at a place
which is not exposed to a strong wind.
Use 8 or 10 anchor bolts.
.
.
Anchor bolts arrangement of outdoor unit (Unit: mm)
Fit the seal into the drain elbow, then
insert the drain elbow into the base
O
pan hole of outdoor unit, rotate 90 to
securely assemble them. Connecting
the drain elbow with an extension drain
hose (Locally purchased), in case of
the water draining off the outdoor unit
during the heating mode.
Drain elbow installation (Cooling Only Type Without)
9
8
548(12000Btu/h type)
600(9000Btu/h type)
Air inlet
Air outlet
266(12000Btu/h type)
230(9000Btu/h type)
Chart 24
Strong
wind
Chart 22
>30cm
>30cm
>60cm
>200cm
A
B
C
(Wall or obstacle)
air inlet
air inlet
air inlet
Chart 23
maintain
channel
The base pan hole
of outdoor unit
The base pan
of outdoor unit
Drain elbow
Drain elbow
Seal
Seal
… 10


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Others manual(s) of Midea MCB12HRN2

Midea MCB12HRN2 User Manual - English - 22 pages

Midea MCB12HRN2 Installation Guide - Dutch - 5 pages

Midea MCB12HRN2 User Manual - Dutch - 9 pages


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