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7. Thread this pipeline through the wall and
connect it to the outdoor unit.
8. Insulate all the piping, including the valves of
the outdoor unit.
9. Open the stop valves of the outdoor unit to
start the ow of the refrigerant between the
indoor and outdoor unit.
CAUTION
Check to make sure there is no refrigerant
leak after completing the installation work.
If there is a refrigerant leak, ventilate the area
immediately and evacuate the system (refer
to the Air Evacuation section of this manual).
60K Air-Handler Air Condit ioners
Ref rigerant Piping Connect ion
Complete the indoor unit connection pipe assembly
as shown below, use are-to-braze (3/4" to 7/8")
and are-to-braze (3/8" to 3/8") adapters to connect
7/8 "Line set. If you connect it in a way other than
the one shown in the gure, it will cause the
performance of the product to decrease.
3/8" Service valve
Flare-to-braze (3/8" to 3/8")
3/4" Service valve
Flare-to-braze (3/4" to 7/8")
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After the unit is installed, Wrap the valve body with
insulation material and make sure the valve is sealed.
3/8" Line set
7/8" Line set
Thermal insulation
material
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