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Balancing the boom
1
Release the gearmotor.
2
Manually turn the spring to increase or reduce the traction. The boom
should stabilise at 45°.
3
Fasten the locknut.
Position the boom vertically.
4
4
Lock the gearmotor
Check the proper working state of the spring. When the boom is vertical,
the spring is not taut. When the boom is horizontal, the spring is taut.
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