10.5.7 Disassembly of the valve insert.
Fig.17
Carry out the following steps:
1.
Secure the valve disc on the borehole (15.1) with the appropriate tool, for
example a pin Ø 5 mm.
2.
Place the spanner onto the spanner surface of the cleaning hood (11.1) and
remove the valve disc.
3.
Unscrew the cleaning hood (11) from the valve disc.
4.
Remove spring (18), abutment (12), bearing washer (4), bearings (2), seal (3)
with the seal washer (1) and double disc (16) from the valve disc.
Fig.18
®
Done
10.6
Maintenance
10.6.1 Cleaning the Valve
Maintenance
Maintenance
430BAL008451EN_2
24.10.2017
47
Summary of Contents for VARIVENT Y
Page 74: ......