LG multi V ARWB Series Installation Manual page 7

! CAUTION
• Do not install Multi V water outdoors. Always install indoor like
machine room.
• Inverter product may generate electric noise. Keep the body
from computer, stereo etc. at enough distance. Specially leave
space from indoor remote controller to shoes electric devices at
the above 3m in weak electric wave area. Insert the power
cable and other wire into separate conduit.
Select installation location of the HR unit suitable for following condi-
tions
- Avoid a place where rain may enter since the HR unit is for indoor.
- Sufficient service space must be obtained.
- Refrigerant pipe must not exceed limited length.
- Avoid a place subject to a strong radiation heat from other heat
source.
- Avoid a place where oil spattering, vapor spray or high frequency
electric noise is expected.
- Install the unit at a place in which it is not affected by operation noise.
(Installation within cell such as meeting room etc. may disturb busi-
ness due to noise.)
- Place where refrigerant piping, drain piping and electrical wiring
works are easy.
481(18-15/16)
450(17-23/32)
174(6-27/32) 453(17-27/32)
300(11-13/16)
more
(Servicing space)
7
1
2
3
Inspection door
(servicing space)
174(6-27/32)
100(3-15/16) more
(Serviceing space)
300(11-13/16)
more
(Servicing space)
300(11-13/16)
more
(Servicing space)
124(4-7/8)
6
61(2-13/32)
419(16-1/2)
No. Part Name
PRHR031A/PRHR041A
Low pressure
Ø28.58(1-1/8) Brazing con-
1 Gas pipe con-
nection
nection port
High pressure
Ø22.2(7/8) Brazing connec-
2 Gas pipe con-
tion
nection port
Ø15.88(5/8) Brazing con-
nection (PRHR041A)
Liquid pipe con-
3
nection port
Ø12.7(1/2) Brazing connec-
tion (PRHR031A)
Indoor unit Gas
Ø15.88(5/8) Brazing con-
4 pipe connection
nection
port
Indoor unit Liq-
Ø9.52(3/8) Brazing connec-
5 uid pipe connec-
tion
tion port
6 Control box
7 Hanger metal M10 or M8
!
NOTE
• Be sure to install the inspection door at the control box side.
• If reducers are used, servicing space must be increased equal to
reducer's dimension.
100(3-15/16) more
(Serviceing space)
450(17-23/32)
more
(Servicing space)
4 5
137(5-13/32)
(unit: mm(inch))
Description
PRHR021A
Ø22.2(7/8) Brazing connec-
tion
Ø19.05(3/4) Brazing con-
nection
Ø9.52(3/8) Brazing connec-
tion
Ø15.88(5/8) Brazing con-
nection
Ø9.52(3/8) Brazing connec-
tion
- -
M10 or M8
7