Simex PL 4520, Use And Maintenance Manual

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The device described on the previous page also allows the machine to carry out sloped planing (fig. 10). This
is done by setting the RH and LH depth adjustment screws at different work depths, until the desired angle is
obtained, and using the measuring scale to check the angle (fig. 7).
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Using the prime mover arm, force the machine downwards to ensure the skids have a good grip
on the ground.
9.11 Starting up standard machines
The following checks must always be performed prior to starting the machine:
- check that there are no leaks in the hydraulic circuit;
- check that the mechanical and electrical connection has been made correctly (where
featured);
- check for and remove any foreign matter.
a- Standard machines featuring 5 hydraulic lines
The machine can only be activated (i.e. cutter drum start rotating) using the controls on the prime mover.
Switch on the prime mover engine and wait a while, with the engine running and the hydraulic system
switched on, so that the oil reaches optimal temperature and any air bubbles present in the hydraulic system
are expelled.