Step 1 - Preparation - Haier 2U18MS2VHB Installation Manual

Required Tools for Installation
• Drill
• Wire Snipper
• Hole Saw 2 3/4"
• Vacuum pump
• Soap-and-water solution or gas leakage
detector
• Torque wrench
• 17mm, 22mm, 26mm
• Tubing cutter
• Flaring tool
• Razor knife
• Measuring tape
• Level
• Micron gauge
• Nitrogen
• Mini-Split AD-87 Adapter (1/4" to 5/16")
• A - Non-adhesive Tape
• B - Adhesive Tape
• C - Saddle (L.S.) with screws
• D - Electrical wiring
• E - Drain hose (Included)
• F - Insulation
• G - Piping hole cover (Included)
This picture is for reference only. Your product may look
different. Read this manual before installation. Explain the
operation of the unit to the user according to this manual.
Outdoor unit mounting
dimensions (Unit: mm/inch)
For: 09k 12k 18k 24k
X
X
5 ½"
12k
140
mm
4 7/16"
18k
113.5
mm
Mounting the Outdoor Unit
•
Mount the unit to concrete or a block
with bolts (10mm) and nuts firmly and
horizontally.
•
When mounting the unit to a wall or
roof, take strong winds and other
environmental conditions into
consideration when securing.
•
If vibrations effect the house, mount
the unit using a vibration-proof mat.

Step 1 - Preparation

• Choose a place solid enough to bear the
weight of the unit.
• Avoid choosing a site with steam or heat
• When mounting the unit always maintain
proper clearances
• Position so that the condensate can easily
drain.
• An area where the piping can be
connected with the outdoor unit.
• Where airflow can blow evenly throughout
the room.
• Place a minimum distance of 3 ft. from
televisions, radios, wireless apparatuses,
and fluorescent lamps.
• When mounting the remote controller on
a wall, position it where the indoor unit can
receive the remotes infrared signals when
fluorescent lamps in the room are in use.
• There must be sufficient space for air
passage and no obstructions around the
air inlet and air outlet.
• The site must be free from the possibility
of flammable gas leakage in a nearby
place.
Clearances of Indoor and Outdoor Units
Y X
Y Z
19 11/16" 10 1/16"
500 256
mm mm
22 15/16" 12 9/16"
583 319.5
mm mm
*Single zone outdoor unit shown for illustration purposes ONLY.
INSTALLATION
Procedure for Selecting the Location
The models adopt HFC free refrigerant R410A
more than 4 in.
more than
4 in.
Arrangement of piping
directions
Rear left
Rear
Left
right
Right
Below
more than 8 in.
The marks from to
A
in the figure are the
G
parts numbers.
The distance between
the indoor unit and the
floor should be more
than 6.5 ft.
more than 24 in.
Note:
1) R-410A refrigerant is a safe, nontoxic and
nonflammable refrigerant. However, if
there is a concern about a dangerous level
of refrigerant concentration in the case of
refrigerant leakage, add extra ventilation.
Attention must be paid to
the rising up of drain hose
more than 4 in.
A
more than
6 in.
more than 10 in.
G
F
C
D
E
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