welltherm BP 550 Serie Installation Und Betriebsanleitung Seite 22

Danger due to insufficient
Qualification
Danger to life due to electric
shock
Danger of burns or scalding
Danger of scalding due to hot
components
Risk of property damage due
to unsuitable tool
Regulations (directives, laws,
standards)
22
- Assembly
- Disassembly
- Installation
- Commissioning
- Inspection and maintenance
- Repair and overhaul
- Decommissioning
- Observe all instructions accompanying the product.
- Proceed in accordance with the current state of the art.
- Comply with all relevant directives, standards, laws and other
regulations.
If you touch live components, then there is a danger to life from electric
shock.
Before working on the product:
- Disconnect the power plug.
- Or disconnect the product from the power supply by switching off all
power supplies (electrical disconnecting device with at least 3 mm
contact opening, e.g. fuse or circuit breaker).
- Secure against being switched on again.
-Check that no voltage is present.
Do not work on the components until they have cooled down.
To tighten or loosen screw connections, use professional tools.
Observe the national regulations, standards, guidelines and laws.