SPX APV DELTA SV1B, Operating Manual

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9
Modulating-Butterfly Valve with Top Control TC 8630
DELTA SV1B and SVS1FB
Operating manual : rev. 0
DELTA SV1B / SVS1FB-UK0.qxp / 09.2007
UK
10. Service Instructions
5.4
8
6
5.5
5.1
3
1
2
4.3
4.2
5.2
DELTA SV1B
with positioner TC 8630
10.1 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. Release additional separate connection in the pipeline.
d. Remove fastening screw (5.2) at the yoke (5.1) .
e. Release fastening screws (4.2) at the circumferences of the
housing halves (1).
f. Extract the housing halves.
g. Dismantle the butterfly valve.
h. Remove valve disc (3) with SV seal (2) and bearing bushes (4.3)
from the housing halves.
Attention! Disassembly is only possible in closed valve
position.
10.1. 1 Disassembly of the valve SV1B
The item numbers refer to the spare parts drawings.
RN 01.037.553 DN – design
RN 01-037.553-1 Inch – design
- Turning actuator with positioner TC 8630
The positioner needs not be dismantled from the actuator.
- Detach actuator (6) with yoke and positioner (8) to the top.
- Detach couling piece (5.5) and positioner (5.4) also to the top.
- Extract the housing halves.
!