6
IO-101G
06/04
SPECIAL NOTE: Systems with MORE than 15’ of
interconnecting tubing, please refer to Table 5 for line
charge allowance per foot of tubing.
LINE
LIQUID
SUCTION
O. D. (IN)
LINE
LINE
1/4
0.22
3/8
0.58
1/2
1.14
5/8
1.86
0.04
3/4
0.06
7/8
0.08
1 1/8
0.15
1 3/8
0.22
LINE CHARGE ALLOWANCE (R-22) (oz./ft.)
TABLE 5
NOTE: System with over 50’ separation between
condensing unit and evaporator may require oil charge
adjustment.
1 - 1 1/2
2 - 5
UNIT MODEL
(TONS)
0.5
ADDITIONAL OIL CHARGE PER EACH
ADDITIONAL 10' OF LINE (OZ.)*
0.25
OIL CHARGE ADJUSTMENT
*Use either Texaco WF-32 (formerly cappella B)
or Suniso 3G-S oil
TABLE 6
