5 Maintenance
Maintain the valve/actuator regularly.
Study the instructions carefully and pay special attention to the warnings!
Always use genuine Alfa Laval spare parts, and keep spare rubber seals and guide rings in stock. Store seals in closed bag.
The items refer to the parts list and service kits section.
5.1
General maintenance
Step 1
-
Always read the technical data thoroughly (see 6 Technical data).
-
Always fit the seals correctly (risk of mixing).
-
Always release the compressed air after use.
-
Always remove the CIP connections, if supplied, before service.
NOTE!
All scrap must be stored/disposed of in accordance with current rules/directives.
Step 2
-
Never service the valve when it is hot.
-
Never service the valve with valve/actuator under pressure
-
Never service the valve with fluid in the tank.
Atmospheric pressure
required!
Burning danger!
Step 3
Never stick your fingers in operating parts of the valve if the
actuator is supplied with compressed air.
Cutting danger!
Air
TD 449-256_1
Step 4
Never touch the clip assembly or the actuator piston rod if the
actuator is supplied with compressed air (see the warning label).
Moving
parts!
Air
TD 449-257_1
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