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Piping length and elevation
Multi Piping Type
Max total length of
Capacity(Btu/h)
(A+B/A+B+C)
36k
45m(150ft)
Indoor Capacity
(Btu/h)
9K
12K
CAUTION: Capacity is based on standard length and maximum allowance length is on the
basis of reliability. Oil trap should be installed every 5~7 meters (16.4~23.0ft).
Max length of each
all pipes
pipe (A/B/C)
15m(50ft)
Gas
3/8"
3/8"
h1
Min length of each
pipe (A/B/C)
3m(10ft)
Pipe Size
Liquid
Standard Length
1/4"
7.5m(25ft)
1/4"
7.5m(25ft)
A
B
C
h1
h1
Max Elevation
Max elevation
between each
between indoor
indoor unit and out-
door unit (h1)
7.5m(25ft)
Additional Refrigerant
20g/m(0.32oz/ft)
20g/m(0.32oz/ft)
h2
h2
Service Manual 17
Installation
units (h2)
7.5m(25ft)
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