TM 9-6115-660-13&P
5-21 HIGH MOBILITY TRAILER REAR LEVELING-SUPPORT JACK MAINTENANCE.
This task covers:
a.
Removal
c. Installation
b.
Repair
INITIAL SETUP
Tools
Equipment Conditions
Tool Kit, General Mechanic’s
Reference
(item 1, appendix B)
Jack Stand (item 2, appendix B)
Trailer handbrakes set and front support
leg/landing leg lowered; paragraph 2-3.2.1.
Materials/Parts
Both generator sets shut down; paragraph
Pin, Cotter
2-5.3.3
Pin, Spring
Fitting, Lubrication (if needed)
Grease, GAA (item 2, Appendix E)
Rivets (item 11, appendix I)
REMOVAL
WARNING
Before removing trailer leveling-support jack, support rear of trailer with jack stands.
Failure to observe this WARNING can cause severe personal injury or death.
1.
Support rear of trailer with jack stands.
2.
Turn leg base (1, figure 5-25) to take weight off leg prop.
3.
Remove either one of two cotter pins (2 or 3) from pivot shaft (4) and discard cotter pin.
4.
Hold leg base (1) steady and remove pivot shaft (4) with remaining cotter pin in place.
5.
Lift leg base (1) slightly to take weight off retaining pin (5) and remove retaining pin. Move leg base (1) and attached
parts out of bracket (7).
6.
Remove three rivets (6) and bracket (7) from trailer chassis (8).
Change 2 5-45
