7. Open and remove the four M12 nuts on the bolts holding the sensor to Isolation valve
using a 19 mm or ¾ in wrench.
8. To remove the sensor from the process, turn the handwheel clockwise until it stops. At
this stage about 140 mm (5.5 in) of the thread should stick out from the middle of the
wheel.
If you detect leaking, revert immediately to the previous step. Do not
proceed with removal until the reason for leakage has been cleared and fixed.
WARNING!
Chapter 11 – Safe-Drive
201
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