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TM 5-1940-277-20
TM 1940-20/2
Section II. MAINTENANCE ALLOCATION CHART
FOR
BOAT, BRIDGE ERECTION, TWIN JET, ALUMINUM HULL,
MODELS USCSBMK1 AND USCSBMK2 - Continued
(1)
(2)
(3)
(4)
(5)
(6)
Maintenance Level
Field
Sustainment
Group
Maintenance
GS  Depot Tools and Equipment
Unit
DS
No.
Function
REF Code
Component/Assembly
Remarks
C
O
F
H
D
13  Valve and Spring
Replace
3.0
12
(cont) Assembly
Oil Pump
Replace
2.0
12
Transmission
Inspect
0.4
1.0
12
Replace
4.0
9,12,15,16
Repair
*
17
Overhaul
14
HYDROJET UNIT
Hydrojet Assembly,
Inspect
0.1
Two-Stage
Service
0.2
10.0
4,5,6,7,11
Replace
2.0
4,5,6,7,11
Repair
*
Overhaul
Steering Assembly
Inspect
0.1
2,6
1.3
(Scoop Assemblies)
Adjust
4,5,6,7,12
2.0
Replace
*
Overhaul
Brush
Replace
0.5
5,6
Reverse Balance Lever
Replace
0.5
5,6
Scoop Control Rods
Replace
0.8
5,6
Scoop
Replace
2.0
4,5,6,11
Rotary Control Assembly
Inspect
0.1
2.0
1,4,5,6,7
Repair
1.0
1,4,5
Replace
Anode
Inspect
0.1
2,4
Replace
0.3
DRIVE SHAFT
ASSEMBLY
Drive Shaft Assembly
Inspect
0.1
2,6,33
0.5
Service
2
3.5
Repair
2,5,6
2.0
Replace
2,5,6
16
BILGE PUMP
Electric Pump Assembly
Inspect
0.1
1.0
2,5,6
Replace
1.5
2,5,6,14
Repair
B-12
Change 2


 


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