Panasonic CU-4KS31NBU service manual Outdoor unit, Indoor unit, 3/89.52mm

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.

(1) Connecting indoor unit for CU-3KS19NBU

(A)

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

Fig. 4a

(B)

Outdoor unit	Indoor unit
	3/8"(9.52mm)
C

3/8"(9.52mm)	1/4"(6.35mm)
	3/8"(9.52mm)
	B
3/8"(9.52mm)	1/4"(6.35mm)
	1/2"(12.70mm)
	A
3/8"(9.52mm)	1/4"(6.35mm)

(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U)

(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U)

(CS-MKS18NKU) (CS-KS18NB4UW)

Flare 3/8"(9.52mm)	Union 1/2"(12.70mm)
A joint for connecting tubes of
different sizes
(3/8"(9.52mm)		1/2"(12.70mm)) Supplied Reducer
					Fig. 4b
(2) Connecting indoor unit for CU-4KS24NBU
(A)
		(1/2"(12.70mm)			3/8"(9.52mm)) Supplied Reducer
		Flare 1/2"(12.70mm)		Union 3/8"(9.52mm)
Outdoor unit						Indoor unit
D			3/8"(9.52mm)				(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
1/2"(12.70mm)							(CS-MKS9NB4U,CS-MKS12NB4U)
C		1/4"(6.35mm)	3/8"(9.52mm)				(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
3/8"(9.52mm)							(CS-MKS9NB4U,CS-MKS12NB4U)
		1/4"(6.35mm)	3/8"(9.52mm)
B							(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
3/8"(9.52mm)							(CS-MKS9NB4U,CS-MKS12NB4U)
		1/4"(6.35mm)	3/8"(9.52mm)
A							(CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU)
3/8"(9.52mm)							(CS-MKS9NB4U,CS-MKS12NB4U)
		1/4"(6.35mm)

Fig. 4c

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