SMI-9-2320-387-14P-1

TRUCK, UTILITY: EXPANDED CAPACITY

SUPPLEMENTAL OPERATION, MAINTENANCE, AND REPAIR PARTS INSTRUCTIONS

JULY 2004

SMI-9-2320-387-14P-1 - Page 220 of 671

SMI 9-2320-387-14&P-1

11-132.12

Change 4

11-71.5. GUNNER’S PLATFORM ASSEMBLY MAINTENANCE (Cont’d)

b. Assembly

1.

Install two guide pin bolts (17) on inner risers (4) with two washers (16) and locknuts (15). Tighten

locknuts (15) to 10-15 lb-ft (14-20 N

•

m).

NOTE

Make sure heads of guide pin bolts are installed inward, facing

each other.

2.

Install inner risers (4) on stiffener plate (1) with four capscrews (14), washers (18), and

locknuts (19). Tighten locknuts (19) to 6 lb-ft (8 N

•

m).

3.

Install two pin-and-lanyard assemblies (8) on outer risers (12), on same side as pin receptacles (13),

with two capscrews (9), washers (7), and locknuts (6). Tighten locknuts (6) to 6 lb-ft (8 N

•

m).

4.

Install two spacers (5), outer risers (12), and latches (11) on inner risers (4) ensuring pin

receptacles (13) are facing outward, with two capscrews (10), washers (3), and locknuts (2). Tighten

locknuts (2) to 6 lb-ft (8 N

•

m), then back off locknuts 1/4 to 1/2 turn to allow outer risers (12) to

pivot freely.

5.

Install guide pin bolts (17) on front mounting bracket (24) tracks, and install outer risers (12) on

rear mounting bracket (21) with two shoulder bolts (20), washers (22), and locknuts (23). Tighten

locknuts (23) to 10-15 lb-ft (14-20 N

•

m).