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Installation and Maintenance
Service Manual
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The length is equal
Improper expanding
leaning
damaged
surface
crack uneven
thicknes
s
Smooth surface
D
ownwards
Pipe
Shaper
Union pipe
P
ipe
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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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: