Elmo Rietschle L-BV5 Operating instructions - Manual (Page 25)

Maintenance
© Gardner Denver Deutschland GmbH 25 / 32 610.44440.40.000
9 Maintenance
 WARNING
Improper handling of the equipment can re-
sult in serious or even fatal injuries!
Have you read the safety notes in chapter 1,
"Safety", page 4 above?
If not then you are not allowed to carry out any
work on or with the equipment!
 WARNING
Improper handling of the unit
can result in serious or even fatal injuries!
All maintenance and service work on the system
must be carried out by the service department!
The operator may only carry out maintenance
work on the unit if they are in possession of the
relevant maintenance instructions!
Please consult our service department!
 DANGER
Electrical hazard!
Before starting work on the unit or system, the
following precautions are to be taken:
 de-energize it.
 protect it from being switched on again.
 make sure that it is de-energized.
 earth it and bypass it.
 cover or block off adjoining parts which are
still live.
 WARNING
Hazard in case of overpressure and negative
pressure!
Hazard presented by leaking media!
Before starting work on the unit or system:
 shut off the operating-liquid supply.
 vent the piping and the unit (de-pressurize).
 WARNING
Danger of burns or scalding from hot sur-
faces on the unit and from hot media!
After shutdown, allow system to cool down!
 WARNING
Hazard presented by rotation of the unit's
impeller!
Removal of the cover is forbidden!
 WARNING
Danger of injury if components tip over or
fall off!
If fixings have come loose then some compo-
nents may only be held by their centring, their
seating or even not at all and so they could fall
off.
 take appropriate precautions when disman-
tling and reinstalling components.
 WARNING
Hazard presented by combustible, caustic or
poisonous substances!
 Units that have come into contact with haz-
ardous substances must be flushed out whilst
running, before opening the unit up.