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TM 5-2420-222-20-3
(1)
(2)
(3)
(4)
(5)
(6)
Maintenance Level
Group
Maintenance
UNIT
DS
GS
DEPOT
Tools and
Number
Component/Assembly
Function
C
O
F
H
D
Equipment
Remarks
76
FIRE FIGHTING EQUIPMENT
COMPONENTS
7638
Portable Fire Fighting
Equipment
Fire Extinguisher
Inspect
0.1
Replace
0.1
Mounting Bracket
Replace
0.2
3
99
PARTS PECULIAR
9901
Multilisted Parts
Hydraulic Earth Drill
Inspect
0.5
Attachment Assembly
Service
0.2
Hydraulic Earth Drill
Replace
1.3
1-3
Mounting Adapter
Hydraulic Earth Drill
Replace
1.3
1-3
Auger
Repair
1.4
1-3
Hydraulic Earth Drill
Adjust
0.5
3,15
C
Boring Head Assembly
Replace
1.3
1-3
Repair
2.9
3,15
Hydraulic Impactor
Repair
1.0
1-3
Mounting Adapter
Hydraulic Impactor
Replace
0.8
1-3
Working Tools
Hydraulic Impactor
Inspect
0.5
Attachment Assembly
Service
0.2
Hydraulic Impactor and
Replace
1.0
1-3
Motor Assembly
Repair
3.1
3,15
Hydraulic Attachment,
Inspect
0.5
Lines and Fittings
Repair
2.2
1-3
Change 1 B-22
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