ViscoTec Preeflow eco-PEN700 3D, Руководство по эксплуатации и техническому обслуживанию

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5.2 Troubleshooting
If you have any questions about commissioning, maintenance, repairs or ways to optimise
your processes, our Service employees will be happy to help.
You can reach us at:
support@preeflow.com
We will respond to your service enquiry in German or English.
Fault Possible cause Action
No or too little material
feeding
Motor not connected Connect the motor
Fault with mains supply Check electrical installation
Material hardened/set Dismantle and clean the
dispenser
Dosing needle blocked Clean/replace dosing needle
Dosing needle too small or too
long Use a different needle cross-
section. Reduce the speed/
flow rate volume.
Stator/rotor worn Replace stator/rotor
Stator swollen Check resistance of the stator
to the material and replace
stator
Revolution too low Correct revolution
Inadequate supply of material Feed material, check inlet
pressure and correct if
required
Dripping or running on
of material
Suck-back not set correctly Adjust the suck-back
Air bubbles in the material Bleed dispenser / material
pipes
Material compressible Degas the material
MAINTENANCE