Rev. 1.2
Assembly Instructions
– Dosing Pen VMS-13-EH
Page 13 of 20
Walther Systemtechnik GmbH
– D 76726 Germersheim
Telefon: +49 (0)7274-7022-0 Telefax: +49 (0)7274-7022-91
http://www.walther-2000.de
8.6 Customer Service / Support
Walther Systemtechnik GmbH
Hockenheimer Straße 3
D-76726 Germersheim
Germany
Phone
++49(0)7274-7022-0
Telefax
++49(0)7274-7022-91
Internet
www.walther-2000.de
9 Troubleshooting
9.1 General Information
IMPORTANT
First check all supply lines for connection and serviceability.
In case of serious problems that cannot be resolved, please contact the Walther Systemtechnik GmbH
customer service.
9.2 Malfunctions:
Fault
Possible Cause
Action
Nozzle needle does
not open
Not enough control air supplied
Check if enough control air available (3 -
6 bar).
Leakages
Check if O-Rings are defective.
Needle is sticky within the needle sealing (9
/ 10).
Disassemble and clean.
Needle stroke is set too low.
Check if needle stroke is correctly set.
Nozzle is dripping
Needle (9) does not close properly because
nozzle (1) is loose
Fasten nozzle (1)