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Installation Manual 35
ENGLISH
Refrigerant piping installation
3. In case pipe length between outdoors is 2m or more.
When the piping length between Branch of Outdoor units or between Branch and outdoor units.
Is 2 m(6.6ft) or more, prepare a oil trap 200 mm(0.7ft) or more as shown below) on the gas pipe line location.
Less than 2 m(6.6ft) from branch.
4. Example of wrong connection
Less than 2m(6.6ft)
2m(6.6ft) or more
Less than 2m(6.6ft)
2m(6.6ft) or more
Oil Trap
200mm(0.7ft)
or more
Oil Trap
Oil is accumulating in
outdoor units when
system stops
Oil is accumulating in lower level
outdoor units when system stops
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