Operating faults
Safety instructions for troubleshooting
23
7750-9001-058
07-2006
8
Operating faults
If necessary, please contact your nearest authorised WestfaliaSurge dealer.
8.1
Special personnel qualification required for troubleshooting
Troubleshooting may only be performed by specially qualified personnel in
accordance with the safety instructions.
All work on electrical equipment and electrical connection work may only ever
be carried out by trained specialist electrical personnel in accordance with the
wiring diagrams in these installation instructions.
Also see the section on ”Personnel qualification”.
8.2
Safety instructions for troubleshooting
To prevent damage to property and/or life-threatening injury to personnel
always observe the following:
D
Observe local regulations and safety requirements (NEC, UL or CSA, etc.)!
D
Warning mains voltage!
D
Before any work is performed on conductive components or lines the
electricity must be switched off and secured against being switched back on
again.
D
Ensure that safe disconnection can be carried out by a second person at any
time.
D
Secure the range of action for any moving parts.
Also read the chapter on ”Safety”.
Electrical hazards:
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When working on the power supply, there is an electrical risk:
- from direct contact with live parts or parts which have become live
because of a fault
- from electrostatic processes
- from high voltage
- from short circuits/overloads as well as the risk of molten particles being
thrown out
Special dangers involved in troubleshooting:
D
If energy sources are switched on unintentionally this may cause serious
damage to property or life-threatening injury to people.
D
Electrostatic processes may damage electronic components.
Attention!
Only touch the edge of the printed circuit board and avoid static
caused for example by clothing.
