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7. INSTALLATION INSTRUCTIONS
Installation Site Selection
7-1. Indoor Unit
WARNING
AVOID:
direct sunlight.
nearby heat sources that may affect performance of the
unit.
areas where leakage of flammable gas may be expected.
places where large amounts of oil mist exist.
DO:
select an appropriate position from which every corner of
the room can be uniformly cooled.
select a location that will hold the weight of the unit.
select a location where tubing and drain hose have the
shortest run to the outside.
allow room for operation and maintenance as well as
unrestricted air flow around the unit.
install the unit within the maximum elevation difference
(H1, H2, H3, H4) above or below the outdoor unit and
within a total tubing length (L1+L2+L3+L4) from the
outdoor unit as detailed in Table 1 and Fig. 1.
Table 1
Model
3143GJH
NOTE
This outdoor unit requires no refrigerant charge up to the maximum limit for total tubing
length of 70 m. Therefore, no refrigerant needs to be added on-site.
To prevent abnormal heat
generation and the possibility of
fire, do not place obstacles,
enclosures and grilles in front of
or surrounding the air
conditioner in a way that may
block air flow.
Max. Allowable Tubing
Length at Shipment
(m)
30
INDOOR
UNIT (1)
Elevation
difference (H1)
Limit of Total Tubing
Difference (H1, H2, H3, H4)
Length (m)
70 (L1+L2+L3+L4)
12
Tubing length (L1)
L2
OUTDOOR
UNIT
L3
L4
Fig. 1
Limit of Elevation
(m)
10
INDOOR
UNIT (2)
H2
INDOOR
UNIT (3)
H3
H4
INDOOR
UNIT (4)
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