59
Installation and Maintenance
Service Manual
F:Inspection
● Check the quality of expanding port. If there is any blemish, expand the
port again according to the steps above.
The length is equal
Improper expanding
leaning
damaged
surface
crack
uneven
thickness
Smooth surface
Expander
Hard
mold
Pipe
● "A" is different according to the diameter, please refer to the sheet below:
Outer
diameter(inch)
A(inch)
Max
Min
Ф0.23 - 0.25 (1/4")
0.051
0.028
Ф9.52 (3/8”)
0.063
0.039
Ф0.37 - 0.5 (1/2”)
0.071
0.039
Ф0.63 (5/8”)
0.095
0.087
Note: