15
9. The gas valve can now be opened. Open the gas valve by removing the shut-off valve cap
and turning the valve stem 1/4 turn counterclockwise using 1/4” Open End or Adjustable
wrench.
10. The gas valve is now open for refrigerant flow. If refrigerant lines are longer than
frigerant charge upon completion of installation.
Outdoor condensation drainage (Heat pump type only)
When the unit is heating, the condensing water and defrosting water can be drained out reliably
through the drain hose.
Installation:
Figure 1. Vacuum Pump and Leak inspection
MS-SVN22A-EN
kit
twenty five ft
it will be necessary to adjust system re
Install the outdoor drain kit in a hole 1 inch on the base plate, and joint the drain hose to the kit,
so that the wastewater formed in the outdoor unit can be drained out to the proper place.
In applications where the system may be operating in heating mode during ambient conditions
near or below freezing. consider wrapping the drain line with heat tape or equivalent to prevent
the drain line from freezing during defrost operation.
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