LG Multi V 5 ARUM080LTE5, Installation Manual

Page: 8 / 55

8
ENGLISH
Select installation location of the HR unit suitable for following
conditions
- 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
business due to noise.)
- Place where refrigerant piping, drain piping and electrical wiring
works are easy.
• Avoid unit installation in a place where acidic solution and spray
(sulfur) are often used.
• Do not use unit under any special environment where oil, steam and
sulfuric gas exist.
• It is recommended to fence round the outdoor unit in order to
prevent any person or animal from accessing the outdoor unit.
• If installation site is area of heavy snowfall, then the following
directions should be observed.
- Make the foundation as high as possible.
- Fit a snow protection hood.
• Select installation location considering following conditions to avoid
bad condition when additionally performing defrost operation.
- Install the outdoor unit at a place well ventilated and having a lot of
sunshine in case of installing the product at a place With a high
humidity in winter (near beach, coast, lake, etc.)
(Ex : Rooftop where there is always sunshine.)
5 4
6
419 (16-1/2)
61
(2-13/32)
137
(5-13/32)
124 (4-7/8)
128 (5-1/32)
30
(1-3/16)
60
(2-3/8)
More than
300 (11-13/16)
(Servicing space)
More than
450 (17-23/32)
(Servicing space)
More than 100 (3-15/16) More than 100 (3-15/16)
(Servicing space)
(Servicing space)
More than 100 (3-15/16)
(Servicing space)
More than 100 (3-15/16) More than 100 (3-15/16)
(Servicing space)
(Servicing space)
More than
300 (11-13/16)
More than
300 (11-13/16)
(Servicing space) (Servicing space)
More than 100 (3-15/16)
(Servicing space)
3
4
5
(
13
-1
9
/3
2
)
More than 100 (3-15/16)
(Servicing space)
More than 100 (3-15/16)
(Servicing space)
Inspection door
(servicing space)
481 (18-15/16)
1
2
3
7
450 (17-23/32)
450 (17-23/32)
453 (17-27/32)
174
(6-27/32)
174
(6-27/32)
182
(7-5/32)
218 (8-19/32)
345 (13-19/32)3
4
5
(
13
-1
9
/3
2
)
345 (13-19/32)
[Unit: mm(inch)]
No. Part Name
Description
PRHR042, PRHR042A
PRHR032, PRHR032A
PRHR022, PRHR022A
1
Low pressure Gas
pipe connection port Ø 28.58 (1-1/8)
Brazing connection Ø 22.2 (7/8) Brazing
connection
2
High pressure Gas
pipe connection port Ø 22.2 (7/8) Brazing
connection Ø19.05 (3/4) Brazing
connection
3
Liquid pipe
connection port
Ø 15.88 (5/8) Brazing
connection (PRHR042,
PRHR042A)
Ø 9.52 (3/8) Brazing
connection
Ø 12.7 (1/2) Brazing
connection (PRHR032,
PRHR032A)
4
Indoor unit Gas pipe
connection port Ø 15.88 (5/8) Brazing
connection Ø 15.88 (5/8) Brazing
connection
5
Indoor unit Liquid
pipe connection port Ø 9.52 (3/8) Brazing
connection Ø 9.52 (3/8) Brazing
connection
6 Control box - -
7 Hanger metal M10 or M8 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.
For Heat Recovery Installation