LG LP-10091CL/XL Service Manual page 21

2) Indoor Unit installation
The mounting floor should be strong and solid
enough to prevent it from vibration.
Drill the piping hole with 70mm diameter hole-core
drill at either the right or the left of indoor unit. The
hole should be sightly slant to the outdoor side.
200mm
70mm
Core Drill
70mm
Wall
3) Outdoor unit Installation
Install the outdoor unit on the concrete or any solid
base securely and horizontally.
If there is any vibration transmitted to the building,
mount the rubber underneath the outdoor unit.
4) Refrigerant amount
Before shipment, this air conditioner is filled with
the rated amount of refrigerant including additional
amount required for air-purging, subject to 5m pip-
ing length. (The rated amount of refrigerant is indi-
cated on the name plate.) But when the piping
length exceeds 5 meters, additional charge is
required according to the following table.
MODEL
~100K
(BUT/h)
~150K
(BUT/h)
~200K
(BUT/h)
Example) 72K~80K
In case of 10m long pipe(one-way), the amount of
refrigerant to be replenished is:
(10 - 5) x 50 = 250g
– 21 –
(Unit: g)
REFRIGERANT CHARGE
50 per 1m
50 x 2 per 1m
50 x 2 per 1m