Installation; Selection The Best Location; Dimensional Drawings - LG PRHR Series Installation Manual

Installation

Selection of 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.

Dimensional drawings

481
450
218
(174)
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 Suspension bolts
NOTES
* Be sure to install the inspection door at the electric control side.
** If reducers are used, servicing space must be increased equal to reducer's dimension.
7
1
2
3
(*) Inspection door
(servicing space)
182
453 (174)
Ø28.58 Brazing connection
Ø22.2 Brazing connection
Ø12.7 Brazing connection
Ø15.88 Brazing connection
Ø9.52 Brazing connection
M10 or M8
300 more
(**)(Servicing space)
300 more
(**)(Servicing space)
124
182
6
61 419
Description
PRHR040/030
Ø22.2 Brazing connection
Ø19.05 Brazing connection
Ø9.52 Brazing connection
Ø15.88 Brazing connection
Ø9.52 Brazing connection
M10 or M8
Installation
300 more
(**)(Servicing space)
450 more
(Servicing space)
4 5
60
30
(137)
PRHR020
Installation Manual 5