Installation
Installation Manual 15
Flaring Work
Cut the pipes and the cable.
1. Use the piping kit accessory or the pipes
purchased locally.
2. Measure the distance between the indoor and
the outdoor unit.
3. Cut the pipes a little longer than measured
distance.
4. Cut the cable 1.5m(59.1in) longer than the
pipe length.
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
• Carry out flaring work using flaring tool as
shown below.
Main cause for gas leakage is due to defect in flaring work. Carry out correct flaring work in the
following procedure.
mm inch mm inch
Ø6.35 1/4 0~0.5 0~0.020
Ø9.52 3/8 0~0.5 0~0.020
Ø12.7 1/2 0~0.5 0~0.020
Ø15.88 5/8 0~1.0 0~0.039
Outside diameter A
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