95
Installation and Maintenance
Service Manual
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The length is equal
Improper expanding
leaning
damaged
surface
crack
uneven
thickness
Smooth surface
Downwards
Pipe
Shaper
Union pipe
Pipe
Expander
Hard
mold
Pipe
Pipe
Pipe cutter
Leaning
Uneven
Burr
Improper pipe expanding is the main cause of refrigerant leakage.Please
expand the pipe according to the following steps:
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Ɣ&XWWKHUHTXLUHGSLSHZLWKSLSHFXWWHU
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WKHXQLRQQXWRQWKHSLSH
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A(mm)
Max
Min
Ɏ
1.3
0.7
Ɏ´
1.6
1.0
Ɏ´
1.8
1.0
Ɏ´
2.4
2.2
Appendix 3: Pipe Expanding Method
Note:
Note:
