TM 9-2320-280-20-2
9-12. TOWING PINTLE MAINTENANCE (Cont’d)
1.
2.
3.
4.
5.
6.
Install pintle lock chain (1) on towing pintle hook (10) with drivescrew (11).
Install cotter pin (3) on pintle lock chain (1) with pintle lock chain hook (2).
Install towing pintle latch (8) on towing pintle hook (10) with capscrew (6) and
locknut (12). Tighten locknut (12) to 15 lb-ft (20 N m).
Install spring (4) and pintle latch lock (5) on towing pintle latch (8) with capscrew (7)
and locknut (9). Tighten locknut (9) to 15 lb-ft (20 N·m).
Install cotter pin (3) in pintle latch (8).
NOTE
Perform step 6 for rear-mounted towing pintle only.
Install grease fitting (14) in backing plate (13).
e. Installation
NOTE
Perform steps 1 through 3 for rear-mounted towing pintle.
Perform steps 4 through 6 for optional towing pintle mounted to
the front bumper.
Grease fitting on backing plate must face downward.
1. Install safety chain plate (22), support plates (20), and backing plate (13) on rear crossmember (21)
with four washers (16), capscrews (24), washers (16), and nuts (15).
2. Install towing pintle (23) and tighten nuts (15) to 90 lb-ft (122 N m).
3. Install towing pintle (23) with washer (19) and slotted nut (17). Loosen slotted nut (17) slightly if
towing pintle (23) will not rotate easily. Install cotter pin (18) in slotted nut (17).
9-18
