Spirax Sarco SP8-10, Installation And Maintenance Instructions Manual

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IM-P707-01 CTLS Issue 1
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SP8-10 Smart positioner
3.3.10 Installing option modules
1. Loosen the screws for the housing cover and remove it.
2. Loosen all cable connections on the screw terminals.
3. If present, unscrew the option modules and remove them from the side.
4.
If present, remove the mechanical position indication and screw off the shaft extension (as well as the
mechanical alarm signalling unit if applicable).
5.
Remove the screws for the plastic cover and remove the cover.
6. Remove both plug connectors from the printed circuit board.
7. Unscrew the fixing screws for the printed circuit board and carefully remove the printed circuit board.
8. Unscrew the screws on the upper side of the pneumatics and remove the cover plate.
9. Carefully attach the pressure option to the pneumatics and screw it in place so that the screws are
hand-tight.
10. Install the printed circuit board.
11.
Attach both plug connectors 1, 2 to the printed circuit board (see Figure 25).
12. Attach the plug connectors for the pressure option 3 to the printed circuit board (see Figure 25).
13. Attach the plastic cap.
14. If necessary, install option modules and set the mechanical feedback.
15. Attach the housing cover and screw it on to the housing. Tighten the screws so that they are hand-tight.
3.3.11 Setting the option modules
Setting the mechanical position indication:
1. Loosen the screws for the housing cover and remove it.
2. Rotate the position indicator on the shaft to the desired position.
3. Attach the housing cover and screw it onto the housing. Tighten the screws so that they are hand-tight.
4. Attach the symbol label to mark the minimum and maximum valve positions on the housing cover.
Note: The labels are located on the inside of the housing cover.