LG ARUB115BT2 Installation Manual - Page 16

Select installation location of the HR unit suitable for following conditions

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Select the Best Location I 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. 481(18-10/11) 7 100mm(3-15/16 in1c0h0) more (Serviceing space) 345(13-1/2) 450(17-3/4) 450(17-3/4) 300mm(11-7/8 inch) more 300mm(11-7/8 inch) more (NOTICE 2) 1 (Servicing space) (Servicing space) 2 3 100mmmo(r3e-15/16 inch) more (Serviceing space) Inspection door(NOTICE 1) (servicing space) 300mm(11-7/8 inch)more (NOTICE 2) (Servicing space) 450mm(17-3/4 inch) more (Servicing space) 124(4-7/8) 45 30(1-1/6) 60(2-3/8) 182(7-1/8) 128(5) 218(8-1/2) 174(6-7/8) 453(17-7/8) 174(6-7/8) No. Part Name 1 Low pressure Gas pipe connection port 2 High pressure Gas pipe connection port 3 Liquid pipe connection port 4 Indoor unit Gas pipe connection port 5 Indoor unit Liquid pipe connection port 6 Control box 7 Hanger metal 419(16-1/2) 6 61(2-7/16) 137(5-3/8) Description PRHR030A/040A (Unit: mm(inch)) PRHR020A Ø28.58(1-1/8) Brazing connection Ø22.2(7/8) Brazing connection Ø22.2(7/8) Brazing connection Ø19.05(3/4) Brazing connection Ø12.7(1/2) Brazing connection Ø9.52(3/8) Brazing connection Ø15.88(5/8) Brazing connection Ø15.88(5/8) Brazing connection Ø9.52(3/8) Brazing connection Ø9.52(3/8) Brazing connection - - M10 or M8 M10 or M8 NOTICE : 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. 16 Outdoor Unit

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16
Outdoor Unit
Select the Best Location
■
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(18-10/11)
345(13-1/2)
300mm(11-7/8 inch) more
(Servicing space)
300mm(11-7/8 inch) more
(Servicing space)
300mm(11-7/8 inch)more
(Servicing space)
450mm(17-3/4 inch) more
(Servicing space)
1
2
3
5
4
6
7
453(17-7/8)
174(6-7/8)
174(6-7/8)
182(7-1/8)
218(8-1/2)
419(16-1/2)
61(2-7/16)
137(5-3/8)
124(4-7/8)
128(5)
30(1-1/6)
60(2-3/8)
(NOTICE 2)
(NOTICE 2)
450(17-3/4)
450(17-3/4)
100 more
100 more
(Serviceing space)
(Serviceing space)
100mm(3-15/16 inch) more
100mm(3-15/16 inch) more
(Serviceing space)
(Serviceing space)
100mm(3-15/16 inch) more
(Serviceing space)
100 more
100 more
(Serviceing space)
(Serviceing space)
100mm(3-15/16 inch) more
100mm(3-15/16 inch) more
(Serviceing space)
(Serviceing space)
100mm(3-15/16 inch) 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(inch))
Description
PRHR030A/040A
PRHR020A
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
Ø
19.05(3/4) Brazing connection
3
Liquid pipe connection port
Ø
12.7(1/2) Brazing connection
Ø
9.52(3/8) Brazing connection
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
Part Name
No.