Burkert Type 8681 - Manual (Page 84)

84
Replacement of Components and Modules
Loosen the electrical connections.
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Loosen the connecting screws (Torx T10) for the corresponding valve module.
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Take out the valve module and replace it with the spare part set.
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When inserting the valve module, make sure that the form seal fits correctly and fully on the lower side of the
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respective valve flange!
Valve module: For this, insert the screws (Torx T10) in the existing threading by turning them backwards and
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tighten them with a torque of 1.2 Nm.
Reattach the electrical connections.
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(If other connections apart from the solenoid valve connections have been removed, read the corresponding
chapters on the electrical installation of the respective voltage / bus / connection version).
Close the housing observing the notes contained in chapter "
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8. Opening and Closing the Housing".
Changing the position Measuring system 19.4.
The position measuring system consists of a housing, with a PCB mounted above with LEDs and light conductor.
There are four snap-fit hooks with which the position measuring system is secured in the lower housing part by
snapping into place.
PCB with LEDs and light
conductor
Housing of the Position
Measuring System
Snap-fit hooks (4x)
Position Measuring System Fig. 33:
english
Control Head Type 8681