TM 5-2420-231-23-3
0374
Table 1. Maintenance Allocation Chart (MAC) for Backhoe Loader (BHL) - Continued.
0374
(1)
(2)
(3)
(4)
(5)
(6)
Maintenance Level
Field
Sustainment
Tools and
C
F
H
D
Equipment
Group
Component/
Maintenance
Below
Reference
Remarks
Number
Assembly
Function
Crew
Maintainer
Depot
Depot
Code
Code
ENGINE -
01
000374
CONTINUED
0106
Aspirate Check
Replace
0.3
53
Valve and Hoses
1.5
53
and Mounting
Brackets
0107
Engine Mounts
Replace
3.7
35,53
0110
Engine Oil Pan
Replace
2.3
52,53,59,
and Oil Pump
60
Strainer
0112
Crankshaft Front Replace
14.2
19,20,33,
Seal
52,53
Timing Cover
Replace
17.3
53,59
Flywheel
Replace
22.0
53,59
Housing
Replace
20.8
21,22,33,
Rear Main Oil
Seal
52,53
0114
Engine Breather
Replace
0.2
53
and Filter
0115
Cylinder Head
Repair
14.0
16,31,37,
52,53,58
Cylinder Head
Inspect
1.0
43
0116
Valve Covers
Replace
2.4
53
0117
Rocker Arm
Repair
4.5
34,52,53,
Assembly
59
0118
Intake Manifold
Replace
2.0
53,59
and Heater Grid
Assembly
Air Intake Cover Replace
2.5
53
0119
Exhaust Manifold Replace
4.7
53,59
0120
Engine Flywheel Replace
20.5
16,34,52,
53,59
0121
Crankshaft
Replace
2.0
34,41,53,
59
0374-2
