Diaphragm pump N922 EX
Servicing
Translation of Original Operation and Installation Instruction, english, KNF 313600 11/19
35
2. Connect the pump to the electrical mains.
3. Checking the pump head (pump heads) and pneumatic connections for
leaks:
To ensure the required gas tightness of the pump following servic-
ing, a leak test is to be performed.
WARNING
Risk of explosion from leaks
à
Before recommissioning the pump, check the
pump heads and pneumatic connections for
leaks. Leaks may lead to a risk of explosion.
WARNING
Risk of injury and poisoning from leaks
à
Before recommissioning the pump, check the
pump heads and pneumatic connections for
leaks. Leaks may lead to poisoning, chemical
burns or similar injuries.
Before recommissioning, observe the applicable standards, guide-
lines, regulations and technical standards at the electrical connec-
tion.
If you have questions with regard to maintenance, please contact your
KNF technical adviser (contact data: see www.knf.com).
