22
TM 5-3805-290-23-2
MAINTENANCE ALLOCATION CHART (MAC)
Table 1. Maintenance Allocation Chart (MAC) for 924G Wheel Loader.
(4)
(1)
(2)
(3)
(5)
(6)
MAINTENANCE LEVEL
FIELD
SUSTAINMENT
TOOLS AND
UNIT
DS
GS
DEPOT
GROUP
COMPONENT/
MAINTENANCE
EQUIPMENT REMARKS
NUMBER
ASSEMBLY
FUNCTION
REF CODE
CODE
C
O
F
H
D
01
ENGINE
0100
Engine Assembly
Inspect
0.03
0.5
43.0
B
Test
0.5
2,46,75,81,90,
E
91,96
Service
1.0
77,96
B
Replace
18.0
75,96
Rebuild
40.0
D
Engine Mounts
Inspect
0.3
B
Replace
0.8
75,96
0101
Crankcase, Block,
Cylinder Head
Cylinder Block
Inspect
0.7
B,D
Replace
20.0
D
Repair
8.0
D
0.5
Inspect
Cylinder Head
Replace
10.0
13,33,75,87,96,
A
Assembly
103
Rebuild
8.0
D
0102
Crankshaft
Crankshaft
Inspect
0.5
D
Replace
14.5
D
Rear Main Seal
Replace
21.0
75,96,108
Front Main Seal
Replace
2.0
8,69,75,96
40,96,
0.3
Vibration Damper and Inspect
39,75,96,107
7.5
Pulley
Replace
39,75,96,107
7.8
Adjust
0103
Flywheel
Flywheel
Inspect
20.0
13,39,75,96,
103
Replace
20.0
13,39,75,96,
103