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Burkert Type 8693 User Manual

Page 55

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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

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