Air intake
Min. 10 cm
Air discharge
Min.
5 cm
Min.
40 cm
Valve
side
Min.
25 cm
Min.
2 m
Min.
2 m
Ground
Obstacle
Obstacle above
Air discharge
Min. 10 cm
Air intake
9
English
2-3. Outdoor Unit
AVOID:
G
heat sources, exhaust fans, etc. (Fig. 5a)
G
damp, humid or uneven locations.
DO:
G
position the outdoor unit in a protected location
where snow will not blow into it.
G
choose a place as cool as possible.
G
choose a place that is well ventilated.
G
allow enough room around the unit for air intake/
exhaust and possible maintenance. (Fig. 5b-1 or 5b-2)
G
provide a solid base (level concrete pad, concrete
block, 10
×
40 cm or 15
×
40 cm beams or equal), a
minimum of 10 cm or 15 cm above ground level to
reduce humidity and protect the unit against possible
water damage and decreased service life.
(Fig. 5c-1 or 5c-2)
G
Install cushion rubber under unit’s feet to reduce
vibration and noise. (Fig. 5d)
G
use lug bolts or equal to bolt down unit, reducing
vibration and noise.
G
Install in a location where no antenna of a television
or radio exists within 3 meters.
Outdoor unit
Hot air
Heat source
Exhaust fan
NO
Fig. 5a
Fig. 5c-2
Air intake
Min. 20 cm
Air discharge
Min.
10 cm
Min.
50 cm
Valve
side
Min.
25 cm
Min.
2 m
Min.
2 m
Ground
Obstacle
Obstacle above
Air discharge
Min. 20 cm
Air intake
Air intake
Concrete
or equal
About 15 cm
Min. 15 cm
Anchor bolts
(4 pcs.)
About 40 cm
Fig. 5d
Cushion rubber
Fig. 5b-1
Fig. 5b-2
Fig. 5c-1
Air intake
Concrete
or equal
About 10 cm
Min. 10 cm
Anchor bolts
(4 pcs.)
About 40 cm
(GRF148)
(GRF198, GRF248, GRF318)
(GRF148)
(GRF198, GRF248, GRF318)
Summary of Contents for GRF148MR5I
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