Sanyo Tubing Data for Models, CH2672R CH3072R CH4272R CH3672R, List of Connection Tube Sizes

Table 1-2 Tubing Data for Models

		Models
Tubing Data
Tubing size	Liquid tube	in. (mm)
outer diameter	Gas tube	in. (mm)
Limit of tubing length		(ft.)
Limit of elevation	Outdoor unit is placed
	higher	(ft.)
difference between
	Outdoor unit is placed
the 2 units
	lower	(ft.)

Max. allowable tubing length at shipment (ft.)

Required additional refrigerant *1	(oz./ft.)
Refrigerant charged at shipment	(lbs.)

		1. Specifications
C(H)2672R	C(H)3072R	C(H)4272R
	C(H)3672R
3/8 (9.52)	3/8 (9.52)	3/8 (9.52)
5/8 (15.88)	5/8 (15.88)	5/8 (15.88)
165	165	165
100	100	100
50	50	50
10 – 100	10 – 100	10 – 100
a) 0.43	b) 0.43	b) 0.43
4.2	6.2	7.9

No additional charge of compressor oil is necessary.

*1 If total tubing length becomes 100 to 165 ft., charge additional refrigerant by 0.43 oz./ft.

Table 1-3 List of Connection Tube Sizes

	Main tubing (L)
Type capacity of indoor units	26 – 42
Gas tube	ø5/8"
Liquid tube	ø3/8"
Amount of additional charge per 1 ft.	0.43 oz.

SM831148

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