Panasonic CS-KS12NB41 & CZ-18BT1U + CU-KS12NK1A Technical & Service Manual page 94

2-2. Outdoor Unit
AVOID:
heat sources, exhaust fans, etc. (Fig. 3)
damp, humid or uneven locations.
DO:
choose a place as cool as possible.
choose a place that is well ventilated.
install in a location where at least two sides are unob-
structed, so that the flow of air at the intake port or
exhaust port is not blocked, and so that sufficient
space is ensured for maintenance to be carried out
without trouble. In general the top also must be unob-
structed. (Figs. 4a and 4b)
provide a solid base (level concrete pad, concrete
block, 4" 1'4" (10 40 cm) beams or equal), a mini-
mum of 4" (10 cm) above ground level to reduce
humidity and protect the unit against possible water
damage and decreased service life. (Fig. 5a)
install cushion rubber under unit's feet to reduce
vibration and noise. (Fig. 5b)
use lug bolts or equal to bolt down unit, reducing
vibration and noise.
install in a location where no antenna of a television
or radio exists within 10' (3 m).
Air intake
Concrete
or equal
Anchor bolts
(4 pcs.)
Min. 4" (10 cm)
Fig. 5a
NO
Hot air
Outdoor unit
(CU-KS12NK1A)
Air intake Min. 2" (5 cm)
Min.
Air discharge
2" (5 cm)
(CU-KS18NKU, CU-KS18NKUA)
Air intake Min. 4" (10 cm)
Min.
Air discharge
2" (5 cm)
6
Exhaust fan
Heat source
Fig. 3
Obstacle above
Min.
7' (2 m)
Valve
side
Min. 10"
(25 cm)
Min.
8" (20 cm)
Ground
Fig. 4a
Obstacle above
Min.
7' (2 m)
Valve
side
Min. 10"
(25 cm)
Min.
1'4" (40 cm)
Ground
Fig. 4b
Cushion rubber
Fig. 5b
Min.
7' (2 m)
Min. 2" (5 cm)
Air intake
Min.
7' (2 m)
Min. 4" (10 cm)
Air intake