Walther Systemtechnik 9741970.0 Series, Assembly Instructions Manual

Page: 17 / 31

Rev. 1.1
Assembly Instructions - Dosing Valve Station 9741970.0x
Page 17 of 31
Walther Systemtechnik GmbH
– D 76726 Germersheim
Telefon: +49 (0)7274-7022-0 Telefax: +49 (0)7274-7022-91
http://www.walther-2000.de
– info@walther-2000.de
7.5 Customer Service / Support
Walther Systemtechnik GmbH
Hockenheimer Straße 3
D-76726 Germersheim
Germany
Phone ++49(0)7274-7022-0
Fax ++49(0)7274-7022-91
Email info@walther-2000.de
Internet www.walther-2000.de
8 Troubleshooting
8.1 General Information
IMPORTANT
First check all supply lines for connection and serviceability.
All below mentioned failures or problems will only be corrected/repaired by a specialist.
In case of serious problems that cannot be resolved, please contact the Walther Systemtechnik GmbH
customer service.
Problem Possible cause Action
The valve works but no
lubricating medium is
ejected Does the supply pump
transport lubricant?
If pump does not work anymore, refer to operating
manual of pump.
Check the ventilating screws in the supply pump
(see operating manual of pump).
Leakage Check dosing valve
Continuous signal from
sensor Initiator defective Replace initiator
Dosing piston not in end
position Check dosing valve; check setting of dosing
volume
No signal from sensor Broken cable Replace cable
Initiator defective Replace initiator
Loose connector Check connection
Loose holder Fix holder
Loose initiator in holder Fasten initiator to the holder
Permanent signal from
proximity switch Air piston permanently
in initial position Check dosing valve
Proximity switch
defective Replace proximity switch
No signal from proximity
switch Air piston not in initial
position or defective Check dosing valve
LED defective LED or sensor defective Exchange cable, replace initiator
Air in system Air pockets in grease
container.
Air pockets in hoses. Disconnect supply hoses from dosing valve; let
grease emerge, then re-connect hoses again. Re-
start with max. dosing quantity.