Haier MRV 5-RC VP1-112B Service Manual page 82

Long pipe and high drop
1. Allowable piping length and drop between indoor and outdoor
Outdoor 3
Outdoor is only one
Outdoor 1
The outdoor is more than one unit
When the distance between outdoors(L1, L3) is over 2m, the oil trap must be set (upright
projecting pipe, 200mm high), as the figure :
Outdoor 2
L2
Below 2m
L1
Over 200mm
Over 200mm
L3<10m
L1+L3<10m
L2+L3<10m
Note:
V1---V4: VP unit
A---F: indoors (coling / heating selection possible)
G---H: indoors (cooling only )
L5
L6
L11
V1
L12 L13
A
Outdoor 3
L4
Below 2m
L3
L7
L16 L18
V2
L17 L19
L15
L14
B C D
L5
L6
L11
V1
L14
L12 L13
A B
79
L9
L8
L20
V3 V4
L22
L10
L21
E F G
H2
L7 L8 L9
L16 L18 L20
V2 V3 V4
L22
L17 L19 L21
L15
E F
C D
H2
H
L10
G
H