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2. Indoor Unit installation
The mounting floor should be strong and solid
enough to prevent it from vibration.
Drill the piping hole with 2.8 inch diameter hole-
core drill at either the right or the left of indoor
unit. The hole should be sightly slant to the
outdoor side.
Insert the plastic tube through the hole.
Cut the extruded outside part of the plastic tube,
if necessary.
3. Outdoor unit Installation
Install the outdoor unit on the concrete or any
solid base securely and horizontally by securing
it with bolts (Ø12mm(0.5inch)) and nuts.
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
7.5m(25ft) piping length. (The rated amount of
refrigerant is indicated on the name plate.) But
when the piping length exceeds 7.5m(25ft),
additional charge is required according to the
following table.
Example)
In case of 15m(49ft) long pipe(one-way), the
amount of refrigerant to be replenished is:
48k : (15-7.5) x 40 = 300g
(15-7.5) x 1.41 = 10.58oz
Wall
Core Drill
Tilt
Cut if necessary
More than 15mm(0.6 inch)
Wall
Plastic tube
(Bushing)
INSIDE OUTSIDE
200mm(7.9 inch)
70mm(2.8 inch)
70mm(2.8 inch)
90mm(3.5 inch)
MODEL (BTU/h) REFRIGERANT CHARGE
48k 40g/m(1.41oz/m)
30k 30g/m(1.06oz/m)