SDC - PREVENTATIVE MAINTENANCE MANUAL

CURTAIN SIDER	TIPPER TRAILERS	SKELETAL TRAILERS

WEEKLY OR 1600km	MONTHLY OR 6400km	3 MONTHLY OR 20000km	6 MONTHLY OR 40250km	ANNUALLY OR 80500km

Park & Shunt Valve Operation	Raise / Lower Valve Operation	Modular ABS Info-Center

To RAISE the trailer

1.	Push the handle inwards fully before attempting to move the handle.
2.	Once handle has been pushed in turn to the RIGHT to RAISE trailer.
3.	When the desired height is reached release the handle, it will return the neutral position and the trailer will remain locked at the height.

To LOWER the trailer

1.	Push the handle inwards fully before attempting to move the handle.
2.	Once handle has been pushed in turn to the LEFT to LOWER trailer.
3.	When the desired height is reached release the handle, it will return the neutral position and the trailer will remain locked at the height.

IMPORTANT

Before moving the trailer make sure that the handle is pulled out, (this should be done before commencing every journey) to ensure that the trailer operates at the correct ride height and that the brakes are apportioned correctly.