13
In the case below, a joint for connecting tubes of different sizes is needed when connecting the inter-unit tube (φ9.52)
to the outdoor unit valve (φ12.7).
φ6.35
φ6.35
φ6.35
φ6.35
φ9.52
φ9.52
φ9.52
φ9.52
φ9.52
A
φ9.52
B
φ9.52
C
Outdoor unit
Indoor unit
Union φ9.52
Flare φ12.7
φ12.7
D
(φ12.7 → φ9.52) Supplied Reducer
(93 123 types)
(93 123 types)
(93 123 types)
(93 123 types)
(1) Connecting indoor unit types 93 to 123 at D
φ6.35
φ6.35
φ6.35
φ6.35
φ9.52
φ9.52
φ9.52
φ9.52
φ12.7
A
φ9.52
B
φ9.52
C
Outdoor unit
Indoor unit
Union φ12.7
Flare φ9.52
φ12.7
D
(φ12.7 → φ9.52) Optional parts (STK-43TCA)
(93 123 types)
(93 123 types)
(93 123 types)
(183 type)
(More than 17 m)
(2) Connecting indoor unit type 183 at D (Length of tube: more than 17 m)
φ6.35
φ6.35
φ6.35
φ6.35
φ9.52
φ9.52
φ9.52
φ9.52
φ9.52
A
φ9.52
B
φ9.52
C
Outdoor unit
Indoor unit
Union φ9.52
Flare φ12.7
φ12.7
D
(φ12.7 → φ9.52) Supplied Reducer
(93 123 types)
(93 123 types)
(93 123 types)
(183 type)
(3) Connecting indoor unit type 183 at D (Length of tube: less than 17 m)
φ6.35
φ6.35
φ6.35
φ6.35
φ9.52
φ9.52
φ9.52
φ9.52
φ12.7
A
φ9.52
B
φ9.52
C
Outdoor unit
Indoor unit
φ12.7
D
(93 123 types)
(93 123 types)
(93 123 types)
(243 type)
(4) Connecting indoor unit type 243 at D
Fig. 2a
Fig. 2b
Fig. 2c
Fig. 2d