5-7. AXLE AND BRACKET ASSEMBLY SPRING SEAT MAINTENANCE.
This Task Covers:
Cleaning, Inspection, and Repair
l Brush (Item 4, Appendix E)
General mechanics tool kit
l Grease (Item 7, Appendix E)
l Field automotive supplemental no. 1 shop set
l Lubricating oil (Item 8, Appendix E)
l One jackstand
l One gasket
l Three floor jacks
l One oil seal
l Torque wrench
One oil seal washer
l Twelve Iockwashers
Personnel Required: Two
l TM 9-214
Support weight of semitrailer by raising axle and bracket assembly at end from which spring seat (4) is to be
removed. Support axle and bracket assembly with a suitable jackstand.
Remove four nuts (5) and Iockwashers (6) from two U-bolts (2). Remove U-bolts and upper spring seat (3) from
main spring assembly (8), helper spring assembly (l), and spring seat (4). Discard Iockwashers.
Loosen two bolts (7) from inner face of spring seat (4). Raise ends of front and rear axles until bottom of main
spring assembly (8) and spring center bolt are clear of spring seat.