model
3U19FS1ERA
5U34HS1ERA
when there is 1
indoor,the prior
stop valve is
C
E
when there are 2
indoors,the prior
stop valves are
C
、
B
E
、
D
when there are 3
indoors,the prior
stop valves are
C
、
B
、
A
E
、
D
、
C
when there are 4
indoors,the prior
stop valves are
E
、
D
、
C
、
B
when there are 5
indoors,the prior
stop valves are
E
、
D
、
C
、
B
、
A
Note: For better oil return and more reliable system, please execute as the above when
connecting indoor unit.
D
D
、
C
D
、
C
、
B
D
、
C
、
B
、
A
4U25HS1ERA,4U30HS1ERA
connection priority
between indoor
and stop valve
higher from down
to up
Connection cautions
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-39-
