9
(A)

Fig. 4g

Union 3/8"(9.52
mm
)Flare 1/2"(12.70
mm
)
(1/2"(12.70
mm
) 3/8"(9.52
mm
)) Supplied Reducer
D
C
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
Outdoor unit Indoor unit
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
1/2"(12.70
mm
)
1/2"(12.70
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
A(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
B(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
1/4"(6.35
mm
)
1/4"(6.35
mm
)
1/4"(6.35
mm
)
1/4"(6.35
mm
)

(3) Connecting indoor unit for CU-4KS31NBU

(B)

Fig. 4h

Union 3/8"(9.52
mm
)Flare 1/2"(12.70
mm
)
(1/2"(12.70
mm
3/8"(9.52
mm
)) Supplied Reducer
A
Outdoor unit Indoor unit
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
1/4"(6.35
mm
)
B(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
3/8"(9.52
mm
)
3/8"(9.52
mm
)1/4"(6.35
mm
)
C(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
1/2"(12.70
mm
)
3/8"(9.52
mm
)
1/4"(6.35
mm
)
D(CS-MKS18NKU)
(CS-KS18NB4UW)
1/2"(12.70
mm
)
1/2"(12.70
mm
)1/4"(6.35
mm
)

(C)

Fig. 4i

A(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
B
Outdoor unit Indoor unit
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
1/4"(6.35
mm
)
1/4"(6.35
mm
)
D
C
(CS-MKS18NKU)
(CS-KS18NB4UW)
(CS-MKS18NKU)
(CS-KS18NB4UW)
1/2"(12.70
mm
)
1/2"(12.70
mm
)
1/2"(12.70
mm
)
1/2"(12.70
mm
)
1/4"(6.35
mm
)
1/4"(6.35
mm
)