SPECIAL NOTE: Systems with MORE than 15’ of interconnecting tubing, please refer to Table 5 for line charge allowance per foot of tubing.
LINE CHARGE ALLOWANCE (R-22) (oz./ft.)
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 |
TABLE 5
NOTE: System with over 50’ separation between condensing unit and evaporator may require oil charge adjustment.
OIL CHARGE ADJUSTMENT
UNIT MODEL | ADDITIONAL OIL CHARGE PER EACH | |
(TONS) | ADDITIONAL 10' OF LINE (OZ.)* | |
1 - 1 | 1/2 | 0.25 |
2 - | 5 | 0.5 |
*Use either Texaco
or Suniso
TABLE 6
6 | 06/04 | |
|