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NOTE ON MINIMUM BEND RADIUS
Carefully bend the tubing in the middle
according to the diagram below.
DO NOT bend the tubing more than
90° or more than 3 times.
x
Use appropriate tool
min-radius 10cm (3.9")
NOTICE
DO NOT intertwine signal cable with
other wires. While bundling these
items together, do not intertwine or
cross the signal cable with any other
wiring.
6. Thread this pipeline through the
wall and connect it to both the
indoor and outdoor units.
7. Evacuate air and moisture from
refrigerant lines.
8. Insulate all the piping, including the
valves of the outdoor unit.
9. Open the stop valves of the
outdoor unit to start the flow 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).
Page 20
60K Air-Handler Air Conditioners
Refrigerant Piping Connection
Complete the indoor unit connection pipe
assembly as shown below, use flare-to-
braze (3/4" to 7/8") and flare-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")
After the unit is installed, Wrap the valve
body with insulation material to prevent
condensation.
3/8" Line set
7/8" Line set
Thermal
Thermal insulation
insulation
material
material
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