Kunststoffschweißtechnik
Safety rules Chapter 2
30.06.11 Working Instructions WIDOS 5100 Page 13 of 45
2.7. Dangers while handling the machine
The machine WIDOS 5100 is constructed according to the latest technical standard and the
acknowledged technical safety rules.
However, dangers for the operator or other persons standing nearby may occur, also materials
damages are possible.
The machine may only be used:
• according to the purpose-oriented usage
• in safety technical impeccable status
Disturbances, which may affect the safety of the machine must be cleared immediately.
2.8. Maintenance, inspection and repair
All maintenance and repair works have to be basically performed with the
machine in off position.
During this, the machine has to be secured against unauthorized switching on.
Prescribed maintenance and inspection works should be performed in time.
The DVS gives the advice of inspection works after 1 year.
For machines with a specially high usage percentage, the testing cycle should
be shortened.
The works should be performed at the WIDOS GmbH company or by an
authorized partner.
2.9. Dangers caused by electric energy
Only skilled workers are allowed to work at electrical appliances!
• The electrical equipment of the machine has to be checked regularly.
Loose connections and damaged cables have to be replaced immediately.
• If works at alive parts are necessary, a second person has to assist who can disconnect the
machine from the mains if necessary.
• All electric tools (heating element, planer and aggregate) have to be protected from rain
and dropping water (if need be use a welding tent).
• According to VDE 0100, the use on construction sites is only allowed with a power
distributor with a FI-safety switch.
2.10. Dangers caused by the hydraulic
System parts and pressure hoses should be made pressureless before
beginning of any repair works. Even if the machine is switched off, pressure may
be in the hydraulic accumulator!
There is a danger of injuring the eyes by hydraulic oil squirting out.
• Damaged hydraulic hoses have to be immediately replaced.
• Make a visual inspection of the hydraulic hoses before each work beginning.
• The hydraulic oil is inedible !
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