Download Wall Mounted Multi-Zone Split System Air Conditioning/Heat Pump

Installation
Piping length and elevation
Multi Piping Type
Max Elevation
Max elevation
between each
between indoor
indoor unit and
units (h2)
outdoor unit (h1)
7.5 m (25 ft)
7.5 m (25 ft)
Capacity
Max total length
of all pipes
(A+B/A+B+C)
Max length of
each pipe
(A/B/C)
Min length of
each pipe
(A/B/C)
18 kBtu
30 m (100 ft)
15 m (50 ft)
3 m (10 ft)
24 kBtu
30 m (100 ft)
15 m (50 ft)
3 m (10 ft)
7.5 m (25 ft)
7.5 m (25 ft)
36 kBtu
45 m (150 ft)
15 m (50 ft)
3 m (10 ft)
7.5 m (25 ft)
7.5 m (25 ft)
Pipe Size
Indoor Capacity
Gas
Liquid
Standard Length
Additional
Refrigerant
9 kBtu
9.52 mm (3/8")
6.35 mm (1/4")
7.5 m (25 ft)
20 g/m (0.22 oz/ft)
12 kBtu
9.52 mm (3/8")
6.35 mm (1/4")
7.5 m (25 ft)
20 g/m (0.22 oz/ft)
A
18 / 24 kBtu/h
A
36 kBtu/h
h2
h2
B
B
h2
h1
h1
h1
C
h1
h1
B
CAUTION: Capacity is based on standard length and maximum allowance length is on the
basis of reliability.
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Service Manual