7
Fig. 4b
Union 1/2"(12.70
mm
)
1/2"(12.70
mm
)
Flare 3/8"(9.52
mm
)
A joint for connecting tubes of
different sizes
(3/8"(9.52
mm
) 1/2"(12.70
mm
)) Supplied Reducer
1/4"(6.35
mm
)
1/4"(6.35
mm
)
1/4"(6.35
mm
)
C
B
A
Outdoor unit Indoor unit
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
(CS-MKS18NKU)
(CS-KS18NB4UW)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
(A)
Fig. 4c
C
B
A
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
D
Outdoor unit Indoor unit
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
(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
)
1/4"(6.35
mm
)
1/4"(6.35
mm
)
Union 3/8"(9.52
mm
)Flare 1/2"(12.70
mm
)
(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
)
(1/2"(12.70
mm
) 3/8"(9.52
mm
)) Supplied Reducer
(2) Connecting indoor unit for CU-4KS24NBU
(1) Connecting indoor unit for CU-3KS19NBU
Fig. 4a
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
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
3/8"(9.52
mm
)
C
B
A
Outdoor unit Indoor unit
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
(CS-MKS9NB4U,CS-MKS12NB4U)
2-2. Connecting Indoor Units
Figures (4a) – (4k) show the different types of indoor unit connections, including the use of a reducer.
To select the required indoor unit to be connected, refer to the Combination Table that was included in the
outdoor unit package.
(A)
(B)