Flaring Work, Removing burrs | LG Electronics 5CSV2-03A instruction

15. Installation

3) Flaring Work

Main cause for gas leakage is due to defect in flaring work. Carry out correct flaring work in the following proce- dure.

Cutting 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 out- door unit.

3.Cut the pipes a little longer than measured distance.

4.Cut the cable 1.5m longer than the pipe length.

Removing burrs

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 drop- ping burrs into the tubing.

Copper		Slanted Uneven Rough
pipe	90°	Slanted Uneven Rough

Pipe

Reamer

Point down

Putting nut on

1.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

Flare nut

Copper tube

1.Firmly hold copper pipe in a die in the dimension shown in the table below.

2.Carry out flaring work with the flaring tool.

			"A"		Handle
		Bar	"A"	Bar
		Bar		Bar	Yoke
Outside diameter		A			Yoke
Outside diameter		A
mm	inch	mm			Cone
Ø6.35	1/4	0~0.5
Ø9.52	3/8	0~0.5	Copper pipe
Ø12.7	1/2	0~0.5		Clamp handle
Ø15.88	5/8	0~1.0		Clamp handle	Red arrow mark
Ø15.88	5/8	0~1.0			Red arrow mark
Ø19.05	3/4	1.0~1.3

Ceiling & Floor, Ceiling Suspended (50Hz, R22) 75

5CSV2-03A specifications

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