Wacker Neuson Telehandler TH412 Operator's Manual page 208

5 Operation
Releasing residual pressure in the hydraulic system
WARNING
Injury hazard due to pressure
A thin jet of hydraulic oil escaping under high pressure
can penetrate the skin.
► Seek medical attention immediately if hydraulic oil
penetrates the skin or eyes.
► Only open hydraulic systems after the pressure in
them has been released.
► Wear protective clothes.
5-82
Proceed as follows to the release residual pressure in the
hydraulic system (observe the order of the work steps!):
1. Fully lower the loader unit.
2. Stop the engine.
3. Immediately after stopping the engine, move the
control levers and pedals of the hydraulic system
repeatedly in all directions.
4. Release the pressure in the hydraulic oil reservoir by
opening the filler inlet.
5. Release the initial stress in the hydraulic system of the
drive by opening the return filter.
➥ The pressure in all hydraulic systems is released.
BA TH412 * 06/2017 * 4512_5-12_Notabsenkung_en.fm