17. Setting of the mechanical position indicator (option)
A suitable reduction gearing was installed in our works. If the turns per
stroke are changed at a later date, the reduction gearing may have to be
exchanged, too.
.
Place indicator disc on shaft.
.
Move valve to end position CLOSED.
.
Turn lower indicator disc (figure Q-1) until symbol CLOSED is in
alignment with the mark on the cover (figure Q-2).
.
Move actuator to end position OPEN.
.
Hold lower indicator disc CLOSED in position and turn upper disc with
symbol OPEN until it is in alignment with the mark on the cover.
Indicator disc rotates approximately 180° at full travel from OPEN to
CLOSED or vice versa.
18. Closing the switch compartment
.
Clean sealing faces of housing and cover
.
Check whether O-ring is in good condition.
.
Apply a thin film of non-acidic grease to the sealing faces.
.
Replace cover on switch compartment and fasten bolts evenly crosswise.
Touch up possible defects to paint finish after
commissioning.
22
Multi-turn actuators SA 07.1 – SA 16.1
with actuator controls AMB 01.1/AMB 02.1 Operation instructions
Indicator disc
Figure Q-1: Figure Q-2:
Mark