Burkert Type 8693 - Manual (Page 55)

55
Installation
note!
Damage.to.the.seat.seal.or.the.seat.contour!
• When removing the actuator module, ensure that the valve is in open position.
→
Control function A: Open process valve.
Actuator
module
Key contour
Hexagon
Nipple
with hexagon
without hexagon
Nipple
Figure 24: Rotating the actuator module
→
Using a suitable open-end wrench, counter the wrench flat on the pipe.
→
Actuator module without hexagon: Fit special key 7) exactly in the key contour on the underside of the actuator.
→
Actuator module with hexagon: Place suitable open-end wrench on the hexagon of the actuator.
WarninG!
risk.of.injury.from.discharge.of.medium.and.pressure!
If the direction of rotation is wrong, the body interface may become detached.
• Rotate the actuator module in the specified direction only (see “Figure 25”) !
→
Actuator module without hexagon:
Rotate clockwise (as seen from below) to bring the actuator module into the required position.
→
Actuator module with hexagon:
Rotate counter-clockwise (as seen from below) to bring the actuator module into the required position.
Special key
Open-end wrench
without hexagon with hexagon
Figure 25: Rotating with special key / open-end wrench
7)
The special key (665702) is available from your Bürkert sales office.
english
Type 8692, 8693