6
Description of maintenance and servicing jobs
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The welding of load-bearing parts of the industrial truck, such as the frame
and mast, for example, is only permissible after consultation with the
manufacturer.
6.1
Preparing the industrial truck for maintenance and servicing
All necessary safety measures must be taken to prevent accidents during
maintenance and servicing. The following conditions must be established:
– Switch off and secure the industrial truck
(see "Switching off and securing the vehicle" in Chapter E).
– Pull out the battery connector or separate the battery connection to prevent the
truck being started up accidentally.
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For work under raised load-handling equipment or industrial truck, each must
be secured in such a way that it cannot fall, tip or slide. When lifting the truck
you must follow the instructions set out in "Transportation and
commissioning".
If you are working on the parking brake, secure the truck to prevent it rolling
away accidentally.
6.2
Maintenance of lift chains
IMPORTANT It is important to always keep all lift chains and pivots clean and well
lubricated. Lubricate the chain only if it is not loaded. The chain must be
carefully lubricated where it goes over the deflection pulley. Lift chains are
safety elements.
Chains should not show any obvious dirt. Clean them only with paraffin
derivatives, e. g petroleum or diesel fuels. Chains must never be cleaned with
high-pressure steam cleaners, cleaner solvents or chemical cleaners.
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