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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
Tools and Equipment
Unit
C
O
F
No.
Function
REF Code
Component/Assembly
Remarks
C
O
F
H
D
11 Searchlight
Inspect
0.1
0.1
5,6
(cont)
Replace
Inspection Light
Inspect
0.1
0.2
1
Replace
Map Light
Inspect
0.1
0.2
1
Replace
Master Switch
Replace
1.0
2,4
Sending Units (Water
Replace
0.3
2,5,6
Temperature and Oil
Pressure)
Fuel Level Sending Unit
Replace
1.0
2,5,6
Tachometer Sending Unit Inspect
0.2
2,6
Assembly
Replace
0.3
2,6
Repair
0.4
Interconnection Loom
Inspect
0.2
2.5
2,5
(Engine Wiring)
Replace
0.5
2,5,12
Adjust
Engine Wiring
Replace
6.0
2
Interconnect Harness
Repair
0.5
Mast Loom (Mast Wiring
Inspect
0.1
0.4
1.5
2
Harness)
Repair
2
Replace
Emergency Link Solenoid, Test
0.5
2
Switches
Replace
0.6
2,4,6
Thermostat Unit
Inspect
0.5
1
Test
0.6
2
Replace
2
Electrical Leads and
Inspect
0.5
2
Cables
Replace
1.5
Connectors
Inspect
0.1
2
Replace
1.0
4.0
L
Repair
Blocking Diode
Test
0.2
2,4,5,33,34
Replace
0.3
2,4
Control Box
Test
1.0
2.0
2,4,6
Replace
4.0
2,4,6
Repair
Fast Fuse
Replace
0.5
2
L
Change 2
B-9
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