TM-9-3990-260-14-P

CONTAINER ROLL-IN/OUT PLATFORM (CROP) MODEL M3 AND MODEL M3A1

TECHNICAL MANUAL; OPERATOR’S, UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)

JULY 2001

TM-9-3990-260-14-P - Page 184 of 306

TM 9-3990-260-14&P

9-6

Table 9-1. Unit Maintenance Preventive Maintenance Checks and Services - Continued

Item

No.

Interval

Location

Item to

Check/Service

Procedure

Not Fully Mission

Capable If:

1

Semi-

Annually

Twistlocks

a.

Inspect twistlocks (1) for damage or

missing parts. Report damage or missing

parts to supervisor.

b.

Using 4 mm allen wrench, ensure set-

screw in twistlock handle is tight.

c.

Ensure no crack greater than 3/4 inch

(19 mm) exists in the welds or the parent

material of the twistlock housing.

a.

Damage is found that

will impair operation, or any

part is missing.

c.

Twistlock housing or

parent material contains a

crack greater than 3/4 inch

(19 mm).

2

Semi-

Annually

D-rings

Inspect for deformed, cracked, or missing

D-rings (2) and cross bars (3).

Enough damage is found or

enough D-rings are missing

so load cannot be properly

secured.