Returns
Diaphragm pump N87.9 EX
38
Translation of Original Operation and Installation Instruction, english, KNF 323252 04/21
12 Returns
Preparing for return
1. Flush the pump with air for a few minutes (if necessary for safety rea-
sons: with inert gas) to free the pump head of dangerous or aggressive
gases (see Chapter Flushing the pump).
Please contact your KNF sales partner if the pump cannot be
flushed due to damages.
2. Remove the pump.
3. Clean the pump (see Chapter Cleaning the pump).
4. Send the pump together with the completed Health and Safety Clear-
ance and Decontamination Form to KNF, stating the nature of the
transferred medium.
5. Pack the device securely to prevent further damages to the product. If
necessary, request original packaging for a fee.
Returns
KNF shall undertake to repair the pump only under the condition that the
customer presents a certificate regarding the medium that is pumped and
the cleaning of the pump. Please follow the instructions at knf.com/repairs
here.
Contact your KNF sales partner directly if you require additional support for
your return service.
