Installation Of Indoor, Outdoor Unit - LG LB-H1860RH Service Manual

Installation of Indoor, Outdoor Unit

1. Selection of the best location
1) Indoor unit
Select location
Install the air conditioner in the location that satis-
fies the following conditions.
• The place shall easily bear a load exceeding four
times the indoor unit's weight.
• The place shall be able to inspect the unit as the
figure.
• The place where the unit shall be leveled.
• The place shall allow easy water drainage.(Suit-
able dimension "H" is necessary to get a slope to
drain as figure.)
• The place shall easily connect with the outdoor
unit.
• The place where the unit is not affected by an
electrical noise.
• The place where air circulation in the room will be
good .
• There should not be any heat source or steam
near the unit
2) Outdoor unit
• If an awning is built over the unit to prevent direct
sunlight or rain exposure, be careful that heat
radiation from the condenser is not restricted.
• There should not be any animals or plants which
could be affected by hot air discharged.
• Ensure the spaces indicated by arrows from the
wall, ceiling, fence or other obstacles.
3) Piping length and the elevation
Pipe Size
(Diameter: Ø)
Capacity
Gas Liquid
5/8" 1/4"
18K/24K BTU/h
36K BTU/h 5/8" 1/4"
3/4" 3/8"
48K BTU/h
3/4" 1/2"
60K BTU/h
• If 18K Model is installed at a distance of 15m, 225g of
refrigerant should be added (15-7.5) x 30g = 225g
• Capacity is based on standard length and maximun
allowance length is on the basis of reliability.
• Improper refrigerant charge may result in abnormal
cycle.
Length A(m) Elevation B(m)
Standard Max. Standard
7.5 50 5
7.5 50 5
7.5 50 5
7.5 50 5
Top view
(unit: mm)
Front view
More than
30cm
F e
n c
o b
s t a
*Additional
refrigerant
(g/m)
Max.
30
30
30 40
30 40
30 80
–24–
Inspection hole
(600X600)
Control box
600
Front
e o
r
c l e
s
More than
70cm
Indoor unit
A
B
Outdoor unit
600
H
More than
30cm