56
Instructions for connecting Piping to
Oudoor Unit
Torque from tightening the are nut can snap o
other parts of valve.
USE SPANNER TO GRIP MAIN
BODY OF VALVE
1. Unscrew the cover from the packed
valve on the side of the outdoor unit.
(See Fig. 5.9)
2. Remove protective caps from ends of
valves.
3. Align ared pipe end with each valve,
and tighten the are nut as tightly as pos-
sible by hand.
4. Using a spanner, grip the body of the
valve. Do not grip the nut that seals the
service valve. (See Fig. 5.10).
5. While rmly gripping the body of the valve, use
a torque wrench to tighten the are nut according
to the correct torque values.
6. Loosen the aring nut slightly, then tighten
again.
7. Repeat Steps 3 to 6 for the remaining pipe.
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