Page 24
TWIN MG 092223
CONNECTING THE LINESET
Connect the refrigerant piping according to these instructions.
1. Cut the pipes
When cutting the pipes be very cautious to cut and are them properly. This will ensure a proper connection and minimize
the need for maintenance.
Burrs can aect the air tight seal of refrigerant piping connection. They must be completely removed.
Proper aring is essential to acheive an airtight seal.
1. Measure the distance between the indoor and outdoor units.
2. Using a pipe cutter, cut the pipe. Cut just below your measured distance.
3. Make sure that the pipe is cut at a perfect 90° angle. Refer to the example.
1. Hold the pipe at a downward angle to prevent burrs from falling into the pipe.
2. Using a reamer or deburring tool to remove all burrs from the cut section of the pipe.
1. After Removing burrs from cut pipe, seal the ends with PVC tape to prevent foreign materials from entering the pipe.
2. Sheath the pipe with insulating material.
3. Place are nuts on both ends of pipe. (Flare nuts provided with lineset.) Make sure they are facing the right direction. After
aring the pipe the nuts will not be removable. Remove PVC tape ends of pipe when ready to perform are work.
4. Clamp are form on end of pipe must extend beyond the edge of the are form in accordance with the dimensions in the
table (next page).
5. Place aring tool onto form.
6. Turn the handle of the aring tool clockwise until the pipe is fully ared.
7. Remove the aring tool and are form, then inspect the ends for any cracks and make sure the aring is even.
2. Remove Burrs
3. Flare Pipe Ends
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