TM 9-3990-260-14&P
B-4
Change 1
Section II.
MAINTENANCE ALLOCATION CHART (MAC) FOR CONTAINER
ROLL-IN/OUT PLATFORM (M3 AND M3A1 CROP)
Group
Number
Component/
Assembly
Maintenance
Function
Maintenance Level
Tools and
Equipment
Remarks
Field
Sustainment
Unit
DS
GS
Depot
CO
F
H
D
33
SPECIAL PURPOSE
KITS
3301
Reusable Shipping
Containers
M3 CROP
Inspect
Repair
**
**
1
1,2,3
A
A
Roller
Twistlock
Replace
Replace
Repair
*
*
*
1,2
1,2
1,2
A
A
A
End Structure Assembly
Replace
*
1
A
Bracing Mechanism
Replace
*
1
A
M3A1 CROP
Inspect
Repair
**
**
1
1,2,3
A
A
Roller
Replace
*
1,2
A
Twistlock
Replace
Repair
*
*
1,2
1,2
A
A
A-Frame Assembly
Replace
*
1
A
Container Transport Lock
Replace
*
1
A
Wear Plate
Replace
*
1,2
A
Rear Cargo Restraint
Plates
Replace
*
1
A