8 Installation
8.6 Removing the sensor
WARNING!
Removing sensors under pressure can be dangerous! Be
aware that the sensor can be shot out of the ball valve if
you do not carefully follow the steps described below!
For your information: The sensor is exposed to a force of 18 kg at the 8-
bar(g) system pressure; a force of 32 kg at 16-bar(g) system pressure!! Hold
the sensor very tight when releasing the clamp sleeve.
1. Hold the flow sensor firmly.
2. Release the clamp sleeve from the connection head very slowly
while keeping your hand on the top of the sensor head.
3. Pull out the shaft slowly until the sensor is fully returned into the
value.
4. Close the ball valve.
5. Unscrew the connection head and pull the flow sensor out of the
ball valve.
S430 27
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