SPX APV DELTA SV1B, Руководство по эксплуатации

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Modulating-Butterfly Valve with Top Control TC 8630
DELTA SV1B and SVS1FB
Operating manual : rev. 0
DELTA SV1B / SVS1FB-UK0.qxp / 09.2007
UK
11. Service Instructions
11
11.1 Disassembly from the line system
DANGER!
a. Shut off connecting lines, let down line pressure and drain pipeline.
b. Disconnect electric and pneumatic connections.
c. Remove hexagon screws (6.2) .
d. Take butterfly valve out from between the flanges (2) .
Attention! Disassembly is only possible in closed valve
position.
11.1.1 Disassembly of the valve SVS1FB
The item numbers refer to the spare parts drawings.
RN 01.037.554 DN – design
RN 01-037.554-1 Inch – design
- Turning actuator with positioner TC 8630
The positioner needs not be dismantled from the actuator.
- Remove fastening screws (8.2) at the yoke (8.1) .
- Detach actuator (9) with yoke and positioner (11) to the top.
- Detach couling piece (8.5) and positioner (8.4) also to the top.
- Release fastening screws (7.2) at the circumferences of the
housing halves (1).
- Extract the housing halves.
- Remove valve disc (5) with SV seal (4) and bearing bushes (7.3)
from the housing halves.
- Dismantle FGN1 seals (3) .
8.2
11
9
8.5
8.1
8.4
5
4
3
7.3
7.2
6.2
DELTA SVS1FB
with positioner TC 8630
!