TM 5-2420-230-24-1
Section II. MAC for IHMEE.
(4)
Maintenance Level
(1)
(2)
(3)
Field
Sustainment
(5)
(6)
Direct General
Tools and
Unit
Support Support Depot Equipment Remarks
Maintenance
Group
Code
Component/Assembly
Function
C
O
F
H
D
Ref Code
Code
Power Pack
Inspect
0.1 0.1
0.1
B
Replace
46.5
23,29,34,36,
38
Repair
5.6
2,23,34,36,38
C
AA
Engine
Inspect
0.1
B
Test
2.5
36,38
Adjust
0.3
38
Service
0.2
1.2
36,38
A,B
Replace
4.0
2,23,34,36,38
G
Repair
40.0
2,3,20,21,22,
C
23,24,30,36,
38,27,41
AA
Cylinder Block
Inspect
2.0
23
Service
0.5
38
Repair
4.0
21,23,36,38
AA
Crankshaft
Inspect
0.1
Service
0.3
Adjust
0.3
Replace
2.0
23,36,38,41
AA
Front Seal and Sleeve
Replace
1.0
41
Bearing
AA
Flywheel Housing
Inspect
0.1
Replace
1.0
36,38
AA
Flywheel
Inspect
0.1
Replace
0.5
36,38
AA
Pistons, Rings, Connecting
Replace
2.0
20,23,36,38
Rods, and Bearings
AA
Camshaft and Valve Tappets
Inspect
0.1
Service
0.3
Adjust
0.3
Replace
0.5
23,36,38
Change 1
