Removal And Replacement; Common - Bosch Rexroth Hagglunds DUc MS2 Installation & Maintenance Manual

78/88 Hägglunds DUc Drive unit | Removal and replacement
Bosch Rexroth AB, Version 06.2020, RE 15326-WA

10 Removal and replacement

10.1 Common

Before removing any hydraulic/electric components, disconnect the Drive Unit.
Make sure that the electric motor power is disconnected and locked and that
no energy is accumulated in the system. Follow instructions in chapter 2: Safety
instructions
Before disassembly:
• Clean all assemblies and components.
• Take all precautions necessary to prevent dirt entering the system.
• Disassembly shall only be done by professional service personnel.
Disassembly:
• Label the parts
• Protect easily damaged parts and machined surfaces.
• Inspect all parts during disassembly for wear or damage.
• If hydraulic fluid will be drained and reused, make sure that drain containers are
clean and covered when not in use.
• Clean all metal parts with a suitable solvent and set aside on a clean and lintfree
cloth to drain.
Reassembly:
• Replace all seals, gaskets and o-rings with new items of the correct size and
lubricate with system hydraulic fluid before assembly.
• Refill hydraulic fluid according to section 8.2: Filling up the system with hydraulic
fluid