Voith WSR-D16212, Instruction Manual

Page: 19 / 25

Instruction Manual
Voith Turbo Way Valve WSR-D16212
2003 / 07 aie Voith Turbo GmbH & Co. KG Page: 19 / 24
918 3626 018870 en D – 74564 Crailsheim Version: 3.0
7 Operation
7.1 Operation with manual operation knob
The operation with the manual operation knob enables the manual positioning of the
actuator without electrical connection of the way valve.
While operating with the manual operation knob, do not stay in the danger zone of the
actuator if no protective device is mounted!
Manual operation is only possible when the circlip was removed before. On completion
of operation with manual operation knob, move the manual operation knob to its end
position by turning it counterclockwise and lock it by pushing in the circlip.
Move the piston of actuator from 0% to end position 100%:
•
Slowly adjust the manual operation know by turning it clockwise.
•
Observe the piston. When the piston moves, stop clockwise rotation.
•
The piston moves uncontrolled into 100% end position.
Move the piston of actuator from 100% to end position 0%:
•
Proceeding from the above-mentioned position, slowly adjust the manual operation
knob by turning it counterclockwise.
•
Observe the piston. When the piston moves, stop counterclockwise rotation.
•
The piston moves uncontrolled into 0% end position.
7.2 Normal operation
During normal operation, the way valve is operated with an external position setpoint.
If the way valve does not work as expected, normal operation is interrupted. To remedy the
malfunction, troubleshooting activities are required.