LG ARUN038GS2 Installation Manual - Page 14

Select the Best Location s 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. 14 Outdoor Unit