6-20. RETRACTABLE TWIST LOCKS REPLACEMENT.
This Task Covers:
c. Follow-On Tasks
d. Service (Monthly)
Tools and Special Tools:
Tool kit, general mechanic's (Item 4, Appendix B-3)
Oil, lubricating (Item 9, Appendix F)
Landing legs down
Semitrailer disconnected from prime mover
Ground boards emplaced
Insure lock pockets are clean and all debris removed.
Make sure twistlock pocket is clean and free of debris.
Item 3, socket (cup) is welded in. This task is accomplished at
There are eight retractable twist locks and they are removed
and installed the same way. This procedure covers one
retractable twist lock.
See Paragraph 6-1 for additional service requirements.
Remove pin (5), handle with twistlock (2). Discard pin.
Install handle with twistlock (2 and new pin (5).