Installation Instructions - Mitsubishi Electric MSZ-WG18VA-H1 Operating And Installing Instructions

Wall-mounted inverter heat pump room air conditioner
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Installation instructions

1.Installation diagram and accessory
(Before installation, users are advised to verify the
Packing list
amount of parts based on the packing list)
Part name
Amout
Installation No.
Indoor unit
1
Mounting plate
1
1
I
Screw 4×25 mm
7
2
n
d
Battery (No.7)
2
3
o
Remote controller
1
o
4
r
Felt strap
1
5
U
Guarantee
1
n
Operating and
1
i
t
installing instructions
*
This components need to be purchased.
Installation dimensions
mm
mm
mm
Air outlet
2-10mm×21mm elliptical
Note:
(1) Don't use the drainage pipe
connector and rubber stopper
in cold areas. Failure may
result from drainage freezing.
Steps for installing drainage pipe
(1) Select a drain hole in the base
for draining and connect the
drainage pipe connector to the
hole.
(2) Block residual drain holes in
the base with rubber stopper.
(3) Connect the drainage pipe
to the connector. Keep the
drainage pipe to tilt downsards
to make a smooth draining.
Part name
Amout
Installation No.
Outdoor unit
1
1
Indoor and outdoor connecti o n cabl e s
O
A
u
1
Power line
t
1
Connection pipe (gas)
d
*
B
o
1
Connection pipe (liquid)
o
1
*
Wall hole sleeve
r
C
1
*
Wall hole cover
D
U
n
*
1
Pipe strap
E
i
*
1
Extension drainage hose
F
t
1
Drainage connection
G
1
putty
H
*
(Unit:mm)
69mm
mm
2
4
3
Flared joint
The unit is equipped with flared joints at indoor/outdoor unit side.
·
As shown in the figure below, refrigerant pipe is used to connect
·
indoor/outdoor unit.
Connector
Indoor
unit
Pipe length
Height difference
Amount of bends
Adjustment of refrigerant ··· If the pipe length exceeds
·
the scope in the table below, refrigerant (R410A) should be
supplemented. (Filling refrigerant to the outdoor unit with refrigerant
shall be subject to the following pipe length.)
Type
Pipe length
MSZ (Inverter)
Over 6 meters
Note: Excessive extension of piping will cause cooling and heating
·
capacity to decrease.
1
D
H
5
C
E
19
Stop valve
6.35
Outdoor
unit
12.7
Service port
Limit
12
m
8
m
10
pieces
Dosage of refrigerant
30g×(pipe length (m)-6)

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