5-30
BA TH412 * 06/2017 * 4512_5-9_Arbeitshydraulik_en.fm
5 Operation
Operating the telescopic boom
The telescopic boom is operated with the buttons 34 and
35 in the Mast control lever 4.
• Press the button 34.
➥ The telescopic boom is extended.
• Press the button 35.
➥ The telescopic boom is retracted.
Risk of technical damage.
Risk of bending the hydraulic cylinder that extends and
retracts the telescopic boom. Avoid damage to the
telescopic boom.
► Only perform leveling and digging work with the
telescopic boom fully retracted.