Notice
The valve disk (15), the bearing disk (4) and the sealing disk (3)
are sensitive parts.
Damage to these parts can result in malfunction.
► When the valve is pulled out, the stem of the valve disk (15) must not hit
the valve housing!
► The bearing disk (4) and the sealing washer (3) must not hit the stem of
the valve disk when the valve insert is withdrawn.
► Do not set the valve insert down on the valve disk but lay it down.
Carry out the following steps:
1.
Release three cheese head screws (25) and take off the cap (B1).
2.
Pressurize the actuator with compressed air, max. 8 bar, via the connection
(22) by activating the solenoid valve (Y1) at the manual operation element
(S).
Fig.13
Fig.14
®
The valve disc (15) is raised.
3.
Remove the clamp connection (43.1).
4.
Vent the actuator.
Spring-opening valve
Maintenance
Disassembling Valve N
430BAL008302EN_10
16.03.2023
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