1-11 Installation Instructions

Tubing Length

Single type

Refrigerant tubing between the indoor and outdoor units should be kept as short as possible.

The length of the refrigerant tubes between the indoor and outdoor units are limited by the elevation difference between the 2 units. During tubing work, try to make both the tubing length (L) and the difference in elevation (H1) as short as possible. Refer to Table 1-2.

1. Specifications

Single

Maximum length

H1

1

Table 1-1

Indoor unit type

26, 30, 36 types

 

42 type

 

 

 

 

 

 

Maximum length

165 ft.

 

 

 

165 ft.

 

 

 

 

Charge-less tubing length (actual length)

10 – 100 ft.

 

15 – 100 ft.

 

 

 

 

 

 

 

Additional charge per 1 ft.

 

 

0.43 oz.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Maximum indoor-outdoor

If outdoor unit is higher

 

H1

 

< 100

 

height difference

If outdoor unit is lower

 

H1

 

< 50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SM831148

I-86

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Sanyo XH4272R / C4272R Installation Instructions Tubing Length Single type, Indoor unit type 26, 30, 36 types Type