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ROLLAND ROLLTWIN - 9-Annexes

ROLLAND ROLLTWIN
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Original instruction : French NT0002 V h 03/2012
48
9 Annexes
ANNEX 1
INSTRUCTION FOR USE OF THE HYDRAULIC DRAWBAR
SUSPENSION
1- PRESENTATION OF THE SYSTEM
All drawbars with a damping system rather than a mechanical leaf
spring but consisting of elements using hydraulic technology are called drawbar with
hydraulic suspension.
The system is governed by the tractor. The operator can correct at any
time the height of the drawbar.
2- OPERATING PRINCIPLE
The system is mainly composed of the following elements :
Component
Quantity
Illustration
Suspension cylinder
2
A drawbar suspension
unit equipped with 2
diaphragm
accumulators
1
Drawbar
1