KNF LABOPORT N86.18 Originalbetriebsanleitung Seite 92

Troubleshooting
44
Fault cannot be rectified
If you are unable to identify any of the specified causes, send
the pump to KNF Customer Service (contact data: see
www.knf.com).
1. Flush the pump with air for a few minutes (if necessary for
safety reasons: with inert gas) at atmospheric pressure to
free the pump head of dangerous or aggressive gases
(see Chapter Flushing the pump).
2. Clean the pump (see Chapter Cleaning the pump).
3. Send the pump together with completed Health and
Safety Clearance and Decontamination Form to KNF,
specifying the pumped medium.
Translation of Original Operating and Installation Instruction, KNF
Diaphragm pump N86.18 / N811.18
121435-121438 02/23