Pipe Expanding Method; Appendix 3: Pipe Expanding M - Gree GWC09QB-K3DNB2B Service Manual

Appendix 3: Pipe Expanding Method
Note:
Improper pipe expanding is the main cause of refrigerant leakage.Please
expand the pipe according to the following steps:
Note:
102
A(mm)
Max Min
1.3 0.7
1.6 1.0
1.8 1.0
2.4 2.2
Pipe
Pipe cutter
Leaning Uneven
Pipe
Shaper
Downwards
Union pipe
Pipe
Hard
mold
Expander
Pipe
Smooth surface
Improper expanding
damaged
leaning crack
surface
The length is equal
Installation and Maintenance
Service Manual
Burr
uneven
thickness