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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