Installation Instructions - Mitsubishi Electric MSZ-WG20VA-H1 Operating And Installing Instructions

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
Concentrati o n drai n age component 1
G
*
This components need to be purchased.
Installation dimensions
600
175
175
950
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.
G
A
Bending radius R
Front piping cover plate
Direction of
Service panel
removing
service
panel
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
r Wall hole sleeve
C
*
1
D Wall hole cover
U
*
n 1
E Pipe strap
i
*
1
F Extension drainage hose
t
(Unit:mm)
2
F
B
4
Rear piping
cover plate
3
Flared joint
T�e unit is equipped wit� flared joints at indoor/outdoor unit side.
·
As s�own in t�e 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 7 meters
Note: Excessive extension of piping will cause cooling and heating
·
capacity to decrease.
1
D
H
5
C
E
19
Stop valve
9.52
Outdoor
unit
15.88
Service port
Limit
15
m
5
m
10
pieces
Dosage of refrigerant
30g×(pipe length (m)-7)