Wacker Neuson Telehandler TH412 Operator's Manual page 158

5 Operation
Safety prop for the telescopic boom Installing the safety prop
WARNING
Crushing hazard due to maintenance on boom!
A boom suddenly falling down can cause serious injury or
death.
► Install a safety prop if working on a raised boom
cannot be avoided.
The safety prop is located at the rear of the machine.
Installing the safety prop onto the lifting cylinder:
1. Park the machine on firm, level and dry ground.
2. Empty and tilt in the attachment.
3. Retract the boom completely.
4. Raise the telescopic boom.
5. Stop the engine.
B
6. Remove the safety prop at the rear of the machine.
7. Install the safety prop over the piston rod as shown.
8. Secure the safety prop with the pin B.
Fig. 65
5-32
BA TH412 * 06/2017 * 4512_5-9_Arbeitshydraulik_en.fm