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No. 464
FST error: Timeout during FST
Description
The valve did not reach the fail position before the FST timeout
Trouble shooting
This error can occur if:
It can be solved by:
Val Controls A/S • Limfjordsvej 3 • DK-6715 Esbjerg N • Tel. +45 7547 0600
DID-UM-002
Revision: 10
• The valve gets stuck during the test, due to an obstruction in the
hydraulic/pneumatic system
• The valve is moving slow
• Resolve the mechanical problem
• Increasing the FST timeout
vc@valcontrols.com • www.valcontrols.com
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