TB 9-2320-335-13&P
9-9.1. TOWING PINTLE MAINTENANCE (SERIAL NUMBERS 300000 AND ABOVE)
This task covers:
a. Removal
d. Assembly
b. Disassembly
e. Installation
c. Cleaning
INITIAL SETUP:
Manual References
TM 9-2320-387-10
Tools
TM 9-2320-387-24P
General mechanic's tool kit:
General Safety Instructions
automotive (Appendix B, Item 1)
Maintenance and repair shop equipment:
Drycleaning solvent is flammable and will not be
automotive (Appendix B, Item 2)
used near an open flame.
Materials/Parts
Maintenance Level
Two locknuts (Appendix A, Item 86)
Unit
Two cotter pins (Appendix A, Item 25)
Drivescrew (Appendix A, Item 30)
Eight locknuts (Appendix A, Item 114.4)
Drycleaning solvent (Appendix C, Item 26)
a. Removal
1.
Remove cotter pin (18), slotted nut (17), washer (16), and towing pintle (7) from rear bumper (3).
Discard cotter pin (18).
2.
Remove four locknuts (15), washers (14), capscrews (8), washers (9), two support plates (12) and (6),
backing plate (13), and safety chain plate (5) from rear bumper (3). Discard locknuts (15).
3.
Remove four locknuts (1), washers (2), capscrews (10), washers (11), and reinforcement plate (4)
from rear bumper (3). Discard locknuts (1).
b. Disassembly
1.
Remove grease fitting (19) from backing plate (13).
2.
Remove cotter pin (21) from towing pintle latch (26).
3.
Remove locknut (27), capscrew (25), pintle latch lock (23), and spring (22) from towing pintle
latch (26). Discard locknut (27).
4.
Remove locknut (31), capscrew (24), and pintle latch (26) from towing pintle hook (28).
Discard locknut (31).
5.
Remove cotter pin (21) from pintle lock chain hook (20). Discard cotter pin (21).
6.
Remove drivescrew (30) and pintle lock chain (29) from towing pintle hook (28).
Discard drivescrew (30).
c. Cleaning
WARNING
Drycleaning solvent is flammable and must not be used near an
open flame. A fire extinguisher must be kept nearby when the
solvent is used. Use only in well-ventilated places. Failure to
comply may result in injury to personnel or damage to equipment.
Clean all metallic parts with drycleaning solvent.
9-6
