Val Controls IDC24-AF - Partial Stroke (PST) Operational Errors

DID-UM-002
Val Controls A/S • Limfjordsvej 3 • DK-6715 Esbjerg N • Tel. +45 7547 0600
vc@valcontrols.com • www.valcontrols.com
Revision: 10
31/74
No. 406
Aborted by the user
Description
The test was aborted by the user
Trouble shooting
This error can be solved by:
• Perform a new PST
No. 411
PST Error: Pressure drop, no breakaway
Description
Breakaway is not detected, but the pressure is below the Minimum breakaway
pressure
Trouble shooting
This error may be due to:
• Actuator is stuck
• Position sensor malfunction
This error can be solved by:
• Check the actuator and valve
• Check the position sensor
• Decreasing the Minimum breakaway pressure