LG ARUB100LT3, Installation Manual

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Select the Best Location
n
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.
Inspection door(NOTICE 1)
(servicing space)
481
345
100 more 100 more
(Serviceing space)
(Serviceing space)
300more
(Servicing space)
300more
(Servicing space)
300more
(Servicing space)
450more
(Servicing space)
1
2
3
5 4
6
7
453 (174)
(174)
182
218
419 61 (137)
124
128
30
60
(NOTICE 2)
(NOTICE 2)
450
450
100 more
(Serviceing space)
100 more 100 more
(Serviceing space)
(Serviceing space)
100 more
(Serviceing space)
:
1. Be sure to install the inspection door at the control box side.
2. If reducers are used, servicing space must be increased equal to reducer's dimension.
NOTICE
(Unit: mm)
(Unit: mm)
12 Outdoor Unit
No. Part Name
Description
PRHR041/031 PRHR021
1 Low pressure Gas pipe connection port Ø28.58 Brazing connection Ø22.2 Brazing connection
2 High pressure Gas pipe connection port Ø22.2 Brazing connection Ø19.05 Brazing connection
3 Liquid pipe connection port
Ø15.88 Brazing connection(PRHR041)
Ø9.52 Brazing connection
Ø12.7 Brazing connection(PRHR031)
4 Indoor unit Gas pipe connection port Ø15.88 Brazing connection Ø15.88 Brazing connection
5 Indoor unit Liquid pipe connection port Ø9.52 Brazing connection Ø9.52 Brazing connection
6 Control box - -
7 Hanger metal M10 or M8 M10 or M8