RT100 Rough Terrain Crane 07 - 25
The crane has a bypass key switch that prevents the warning indications.
When the maintenance personnel repair or check out the functions on
the crane, they can turn the bypass key switch.
G. Operate -retract the boom.
(1) Make sure the seat occupied and activate the pedal to retract the boom.
Figure 07 – 21 Extend / Retract Pedal Backward
(2) Tilt the pedal backward to retract the boom. If telescoping cylinder II is activated,
telescopic sections 2,3 and 4 retract. When cylinder II is fully retracted, LMI will
alarm. Push button on LMI to change to cylinder I .The telescopic section 1 will
then retract .
Figure 07 – 22 Telescopic Sections - Retract
(3) Release the pedal slowly to the neutral position to stop the telescoping
movement. The boom stops at that point.
When you extend and retract the boom, the hook block moves up
and down. Make sure that you adjust the length of the hoist
wire-rope when you adjust the length of the boom. Do not extend the
boom too quickly.
The speed of the extend and retract movements change by:
The extend / retract pedal - how far you tilt it
Throttle pedal - increase or decrease the engine RPMs.
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