19
APPENDIX C. SWAGELOK TUBE FITTING INSTRUCTIONS
These instructions apply to
one inch (25 mm) and smaller fittings
.
C.1 Installation
1)
Fully insert the tube into the fitting until it bumps against the shoulder.
Figure 7 - Tube Insertion
2)
Rotate the nut until it is finger-tight. (For high-pressure applications as well as high-safety-
factor systems, further tighten the nut until the tube will not turn by hand or move axially in
the fitting.)
3)
Mark the nut at the six o’clock position.
Figure 8 - Make a Mark at Six O’clock
4)
While holding the fitting body steady, tighten the nut one and one-quarter turns until the
mark is at the nine o’clock position. (Note: For 1/16", 1/8", 3/16", and 2, 3, and 4 mm
fittings, tighten the nut three-quarters of a turn until the mark is at the three o’clock position.)
Figure 9 - Tighten One and One-Quarter Turns
Summary of Contents for 4425
Page 2: ......
Page 4: ......
Page 27: ...21 APPENDIX D EXAMPLE CALIBRATION REPORT Figure 13 Typical 4425 Calibration Report ...