5 Maintenance
Study the instructions carefully. The items refer to the Parts list and service kits section. Handle scrap correctly.
Man = Manually activated
NC = Normally closed.
A/A = Air/air activated.
5.2
Dismantling the valve
Step 1
The actuator must be in the “open position” when dismantling the clamp.
Danger!
Always make sure that there is no product pressure in the pipeline before opening the valve.
Never service the valve when it is hot.
1. Supply compressed air to the actuator (only NC).
The manually handle is turned counter-clockwise.
2. Loosen and remove clamp.
3. Release compressed air (only NC).
4. Lift away the actuator and diaphragm.
5. Release compressed air (only NC)
6. The manually actuator spindle must be in the “closed position” to remove the diaphragm, which is done by rotating the
handle clockwise. The diaphragm is pushed away from the actuator housing.
7. Remove the diaphragm (see section 5.3 Diaphragm replacement )
Man.
NC
A/A
2508-0065
2508-0066
2508-0067
2508-0068
2508-0069
EPDM / Silicone
Clamps
Valve Body
Tank Outlet
type 200
Shut off
type 200
2508-0070
2508-0071
Tank Outlet
type 300
Shut off
type 300
The ø12.7 / ½ inch and the ø25 mm / 1 inch is snapped onto the actuator rod.
The ø38 / 1½ inch is screwed onto the actuator spindle.
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Summary of Contents for UltraPure Series
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