Activities to be performed once a year
Component
Activity to be performed
Product contact seals
Seal replacement
Internal assembly with
bellows
Check of mechanical parts and visual inspection of
condition
Leak test of bellows (bubble test)
Actuator
Check of mechanical parts and visual inspection of
condition
Function check
Valve
Check of mechanical parts and visual inspection of
condition
Function check
Feedback
Check of mechanical parts and visual inspection of
condition
Function check
Pneumatic connections
Check of mechanical parts and visual inspection of
condition
Leak test
Electrical connections
Check of mechanical parts and visual inspection of
condition
Activities to be performed every 5 years
Component
Activity to be performed
Actuator
Maintenance including seal replacement
10.13
Checking the Feedback Unit
After completing maintenance work, check the function of the feedback unit and
readjust it if necessary.
10.13.1 Setting the Feedback Unit
Carry out the following steps:
1.
Set the initiator for detection of the rest position.
2.
Actuate the valve with compressed air.
®
For information on air connections see Section 6.4, Page 24.
If provided, adjust the initiator for the actuated position. For reference
regarding the stroke to be expected see the “Valve Stroke“ table
Section 10.13.2, Page 55.
®
The feedback unit has been set.
Maintenance
Checking the Feedback Unit
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Summary of Contents for Aseptomag AMV
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