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 TM 55-1925-273-10-1
0058 00
Table 9. Crane (refer to figure 9)
Key
Control/Indicator
Function
1
Boom Angle Indicator
This gauge indicates the angle of the boom. The boom angle indicator is
used in conjunction with the load chart to determine safe lifting capacities.
2
Load Moment Indicator System
This system monitors the boom angle, boom length, and hook load to ensure
that the operational limits of the crane are not exceeded. See figure 10 for
details.
3
SWING Control
This control rotates the crane right or left.
4
TELESCOPE Control
This control extends or retracts the boom, adjusting its length.
5
WINCH Control
This control LOWERS or RAISES the towing machine block.
6
BOOM Control
This control LOWERS or RAISES the boom.
0058 00-14
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