Haier MRV II AV08NMVERA Installation Manual page 30

Pipe dimension among outdoors
(1) Outdoor pipe dimension
18~32HP
The pipe "a, b, c, d" should be confirmed as to the below table.
Former outdoor capacity
~68.0KW
69.0KW~96.0KW
Over 97.0KW
Note: When the single pipe length is over 90m, the above pipe should be enlarged as the
former information.
(2) Oil equalization pipe connection
oil equalization
pipe φ 9.52
a
Liquid pipe
b
Gas pipe
Liquid pipe (a, c)
18~32HP
T-shape
3-way pipe
φ15.88
φ19.05
φ19.05
34~48HP
oil equalization
pipe φ 9.52
30
34~48HP
a c
b d
Gas pipe (b, d)
φ28.58
φ31.8
φ38.1
Liquid pipe
Gas pipe