Trane R-410A Installer Manual page 15

Figure 11. Vacuum pump and leak inspection.
9. The gas valve can now be opened. Open the gas valve by removing the shut-off valve cap and
10. The gas valve is now open for refrigerant flow. If refrigerant lines are longer than fifteen feet
Condensing water drain (heat pump only)
When the unit is heating, the condensing water and defrosting water can be drained reliably
through the drain hose.
Install the drain kit in a 25mm hole on the base plate; connect the drain hose to the kit to allow the
condensing water to be drained out to a proper place.
Figure 12. Drain kit
MS-SVN055B-EN
turning the valve stem 1/4 turn counterclockwise using 1/4" Open End or Adjustable wrench.
(8 m), it will be necessary to adjust system refrigerant charge upon completion of installation.
Installation
15