94 2008 Product Data
14. Installation
Burrs removal
1. Completely remove all burrs from the cut cross
section of pipe/tube.
2. Put the end of the copper tube/pipe in a downward
direction as you remove burrs in order to avoid
dropping burrs into the tubing.
Putting nut on
• Remove flare nuts attached to indoor and outdoor unit,
then put them on pipe/tube having completed burr
removal.
(not possible to put them on after flaring work)
Flaring work
1. Firmly hold copper pipe in a bar in the dimension
shown in the table below.
2. Carry out flaring work with the flaring tool.
Check
1. Compare the flared work with the figure by.
2. If a flared section is defective, cut it off and do flaring
work again.