Samsung AP80S0A Series User & Installation Manual page 38

Cutting or flaring the pipes
1. Make sure that you prepared the required tools.
- Pipe cutter, reamer, flaring tool and pipe holder, etc.
2. If you want to shorten the pipe, cut it with a pipe cutter ensuring that the cut edge remains at 90° with the side of the
pipe.
- There are some examples of correct and incorrect cut edges below.
3. To prevent a gas leak, remove all burrs at the cut edge of the pipe with a reamer.
4. Carry out flaring work with a flaring tool as shown below.
Flaring tool
Clutch type
5. Check that you flared the pipe correctly.
- Below figures shows some examples of incorrectly flared pipes.
Correct
• If foreign matters or burrs are not removed after cutting the pipe, refrigerant gas may leak.
• If foreign matters enter inside of the pipe, the important interior parts of the unit may get damaged or product
CAUTION
efficiency will be reduced. Therefore, direction of the pipe should be downward during cutting or flaring the pipe.
PAC_아프리카 중동향AP80S0A_IBIM_34514A-02_EN.indd 37
Oblique
90°
Flaring bar
Wing nut type
Outer diameter [D(mm)]
ø 6.35
ø 9.52
ø 12.70
ø 15.88
Inclined Damaged surface
Rough
A
Flare nut
Copper pipe
Depth of the flare [A (mm)]
Flare tool
Clutch type
1.0~1.5
1.0~1.5
1.0~1.5
1.0~1.5
Cracked Uneven thickness
Burr
Yoke
Flaring bar
Copper pipe
Wing nut type
1.5~2.0
1.5~2.0
1.5~2.0
1.5~2.0
37
2015-04-23 오후 2:18:58