5-28 OM 803 us – Edition 3.7 * * 803b530.fm
Maintenance
5.11 Electrical system
Specific safety instructions
• Use only 12 V power sources. Higher voltages will damage the electrical components.
• When connecting the battery leads, ensure that the poles +/− are not inverted,
otherwise sensitive electrical components will be damaged.
• Do not interrupt voltage-carrying circuits at the battery terminals – sparking hazard!
• Never place tools or other conductive articles on the battery – short circuit hazard.
• Disconnect the negative (–) battery terminal from the battery before starting repair work
on the electrical system.
• Dispose of used batteries properly.
Servicing and maintenance at regular intervals
Before starting machine travel
☞Check every time before starting machine travel:
• Is the light system OK?
• Do the lights and the acoustic warning system work?
Every week
☞Check once a week:
• Electric fuses
– see chapter Fuses behind the right-hand trim on page 6-4
• Cable and grounding connections
• Battery charge condition – see Battery on page 5-30
• Condition of battery terminals
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