Flowserve MX Electronic Actuator SIL Safety IOM - Manual (Page 35)

35
Limitorque MX Electronic Actuator FCD LMENIM2350-01 – 9/13
flowserve.com FLOWSERVE PROPRIETARY INFORMATION
Use or disclosure of this information is subject to the restrictions on the title page of this document
13
13.1 Normal Operation
Refer to the Instruction, Operation and Maintenance [IOM] manual for Limitorque MX Electronic Actuator,
#LMENIM2306.
The latest version can be found on the Flowserve website at www.flowserve.com.
13.2 Safety Operation and Maintenance
To ensure that the failure rates remain in the normal, random failure mode and to avoid the increasing failure rates that
occur naturally, the user should replace all electronic circuit boards no less frequently than once every 10 years.
13.3 Estimated Repair Times
Flowserve recommends users should maintain spare motors and printed circuit boards on hand to enable rapid repair
of any such actuator that is discovered.
Repair time should take no more than 72 hours after a failure is discovered and annunciated by Built-In Self-Test
[BIST], Partial Stroke Test [PST] or full proof test.
Instruction, Operation
and Maintenance (IOM)