Maintenance
Electrical system 89
Electrical system
Safety regulation s
Work on the electrical system must only be performed by spe-
cially t ra ined persons and by using the specified tools and
testing equipment.
The engine must be shut down and the battery disconnected
before attempting work in the electrical system of the machine.
If running of the engine and a connected battery is required for
certain test procedures, special precautions must be taken to rule
out dangers for persons.
All electrical consumers must be switched off before installing or
removing the battery. For removal disconnect the ground cable
first, for installation connect the positive cable first.
Cables and plugs must be marked before disconnecting and
secured against contact with metal parts, e.g. by plugging on
safety caps or by insulating.
Faults in the electrical system, e.g. damaged insulation, must be
rectified immediately.
ATTENTION!
In the vicinity of the battery any sparking must be avoided!
No open fire! Do not smoke! No ignition!
DANGER OF EXPLOSION
ATTENTION!
The battery electrolyte contains caustic sulphuric acid. If
this comes in contact with your skin rinse it off with soap
and lots of wat er. If acid has come in contact with your eyes
or other sensitive parts of your body r inse off with lots of
water and seek medical advice.
M300090A
M300091A
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