Installation Of Indoor, Outdoor Unit; Selection Of The Best Location - LG LBNE4881HL Installation Instructions Manual

Ceiling duct type air conditioners
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2. Installation of Indoor, Outdoor Unit

1. Selection of the best location

1) Indoor unit
Select location
Install the air conditioner in the location that
satisfies 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.(Suitable 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.
Following descriptions are for the Top Discharge
Type outdoor unit.
• 120Cm clearance required on top of unit.
• 60Cm clearance required between units for proper airflow.
One side must be 90cm for service.
Two of the remaining three sides may be 30cm.
3) Piping length and the elevation
Pipe Size
(Diameter: Ø)
Capacity
Gas
Liquid
18K BTU/h(50Hz)
5/8"
H/P
24K
5/8"
BTU/h
C/O
5/8"
30K BTU/h
5/8"
36K BTU/h
5/8"
42K/48K BTU/h
3/4"
60K BTU/h
3/4"
(LB-E6082CL)
60K BTU/h
3/4"
(LB-E6081)
• If 18K Model is installed at a distance of 15m,
188g of refrigerant should be added (15-7.5) x 25g = 188g
• Capacity is based on standard length and maximun allowance length is on the basis of reliability.
Length A(m)
Standard
Max.
1/4"
7.5
50
1/4"
7.5
50
1/4"
7.5
50
3/8"
7.5
50
3/8"
7.5
50
3/8"
7.5
50
1/2"
7.5
50
1/2"
7.5
50
Top view
(unit: mm)
Front view
More than
30cm
F e
n c
o b
e o
s t a
c l e
More than
90cm
F e
n c
o b
e o
s t a
c l e
*Additional
Elevation B(m)
refrigerant
(g/m)
Standard
Max.
5
30
25
30
5
30
25
5
30
5
30
50
40
5
30
50
5
30
100
5
30
60
5
30
4
Inspection hole
(600X600)
Control box
600
Front
r
s
More than
70cm
r
s
More than 90cm
Indoor unit
B
600
H
More than
30cm
More than 120cm
More than
90cm
More than 90cm
A
Outdoor unit

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