Humbaur 3000 Series, Operating Instructions Manual

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7
Electro-hydraulic equipment
90
MACHT’S MÖGLICH
Testing, care and maintenance
Safety instructions / warnings
The electro-hydraulic equipment (motor, hydraulic
tank, hoses, electric cables, and connections) is
low-maintenance.
However, the equipment needs to be regularly checked for
damage, ageing, fracture, and material fatigue.
Maintenance / repair work may only be carried out by
trained and qualified personnel.
The electro-hydraulic equipment for powered operation of
the loading bridge is subject to the Machinery Directive
2006/42/EC.
The electro-hydraulic equipment may only be
operated by trained personnel!
Maintenance / repair work on the electro-hydraulic
equipment may only be carried out by trained and
qualified personnel in a specialist workshop!
Read and follow the safety instructions from the
battery manufacturer.
Batteries are subject to the EU Directive 2006/66/
EC and can be returned free of charge to the
manufacturer.
The utmost of caution must be exercised when
removing/replacing the supply battery!
NOTICE
Using the pressure washer!
The electro-hydraulic equipment and batteries or hydraulic
hoses could be damaged if cleaned with a high-pressure
cleaner.
 Be especially careful when cleaning the trailer with high-
pressure cleaners.
 Do not aim the water stream directly at the electro-
hydraulic equipment / hydraulic hoses / electrical cables
/ batteries.
Fig. 17 Cleaning sensitive components/chassis
Batteries and rechargeable batteries are waste
which has to be specially disposed of. They may
not be disposed of in household waste or in the
environment under any circumstances.
Hydraulic oil may not enter the environment!
Leaks must be repaired immediately!
WARNING
Danger when handling batteries!
The battery can explode as a result of spark
generation or short circuits.

Use , .

Avoid short circuits and the formation of sparks.
- Do not place any tools / objects on the
batteries.
 Cover the terminals of the batteries prior to starting work
on batteries.
 Do not smoke and keep naked
flames away.
WARNING
Leaking battery acid!
Battery acid is corrosive, and if it comes into
contact with you there is a danger of severe injury.
 You must consult a doctor immediately in the
event of contact.
WARNING
Hot batteries!
Bridged batteries can become hot - burn hazard!
 Allow the battery to cool down before you start
working on it.
WARNING
Burn hazard!
Unintentionally bridged batteries are hot!

Eliminate the bridge-out if possible.
 Allow the batteries to cool down before you start mainte-
nance and servicing work.
WARNING
Leaking hydraulic oil / lines under pressure
Hydraulic oil escaping under pressure can cut the skin /
cause skin irritations!

Before commencing maintenance work on the hydraulic
system, ensure that the lines are not under pressure and
/ or they have been disconnected from the towing
vehicle.
 Use , .
W - 014