UK
DSBA3003 • Rév. 26/10/2022
15
Switch power off before using the manual override
Emergency manual override
The actuator is set to its closed position in our factory and operates in electric priority. Ensure that the power supply is cut off prior to
manually operation. No declutching is required, the hand wheel has simply to be turned (appendix p.14 mark 10): Anticlockwise to
open.
The equipment must be installed in accordance with the instruction manual provided by the manufacturer. Disassembly
of the stop screws is strictly prohibited.
Mounting / dismantling of the cover and position indicator
For the wiring and setting of the actuator, it is necessary to remove the cover.
Mounting of the cover (appendix p.14 mark 2) : make sure that the seal ring (appendix p.14 mark 6) is correctly placed in its posi-
tion, grease of the flame path (Molydal 3790 grease or equivalent), mount the cover and tighten the 4 screws M6 (appendix p.14
mark D, torque : 6Nm).
Mounting of the position indicator (appendix p.14 mark 1) : mount the seal ring and the indicator then the window with the 4
screws M4.
In case of loss and replacement of the screws:
Special fasteners used for the assembly of the enclosure shall have a minimum property class of 12.9 (carbon steel). All
other special fasteners used for the assembly of the flameproof enclosure shall have a minimum property class of A2-70
(stainless steel).
Sleeve
Star (mm)
Depth (mm)
36 41
ISO F connection
Diameter (mm)
F10 102
F12 125
Treated M
Depth (mm)
M10 25
M12 30
Screws number
4
4
F12 25mm
Screws maximal length (+ valve connection plate height) (mm)
F10 20mm
Dimensions
