Installation Manual

 Page 28 
Instructions for Connecting Piping to
Outdoor Unit
1. Unscrew the cover from the packed valve on
the side of the outdoor unit. (See Fig. 5.9)
Valve cover
2. Remove protective caps from ends of valves.
3. Align ared pipe end with each valve, and
tighten the are nut as tightly as possible 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)
USE SPANNER TO GRIP MAIN
BODY OF VALVE
Torque from tightening the are nut can snap
o other parts of valve.
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.
Fig. 5.9
Fig. 5.10
Refrigerant
Piping
Connection