Service manual

6
Model No:
AC-S10CK_S10HK
Version 1.0
Indoor unit
Pipe length is
15 meters Max
Outdoor unit
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5
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Indoor unit
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5
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Curled tube for
returning water
Outdoor unit
3. REFRIGERANT PIPING
l The maximum length of the connecting refrigerant piping between indoor unit
and outdoor unit is 15m and the maximum elevation difference between indoor
and outdoor units are 5m.
l If the refrigerant piping is longer than 7m,additional refrigerant charge 20g/m for
below 1/2 inch gas pipe and 30g/m for below 5/8 or 3/4 inch gas pipe is advis-
able.
l Outside diameter of the refrigerant piping is as following.
Models
OD of liquid pipe
(small pipe)
OD of gas pipe
(large pipe)
7K, 9K (COOLING ONLY & HEAT PUMP 6mm or 1/4 inch 10mm or 3/8 inch
12K, 18K,24K ( COOLING ONLY &
HEAT PUMP)
6mm or 1/4 inch 12mm or 1/2 inch
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