K-patents PR-23 User Manual Page 168

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PR-23 instrucon manual
6 Open and remove the four M12 nuts on the bolts
holding the sensor to the Isolaon valve using a
19 mm or 3/4" wrench.
7 1 Turn the hand wheel clockwise unl it stops to
remove the sensor from process.
2 At this stage about 140 mm (5.5") of the thread
should sck out from the middle of the wheel.
Warning! If you detect leaking, revert immediately
to the previous step. Do not connue removal unl
the reason for leakage has been cleared and fixed.
8 1 Li up the isolaon valve handle locking plate.
2 Close the Isolaon valve on by turning the
handle 90 degrees (a quarter turn) to the le.
Important: The Isolaon valve is properly closed
when the handle points away from the sensor and
the locking plate drops down over the handle.
3 Open the blow-out valve under the Isolaon
valve for box cleaning to get rid of any process
liquid inside the isolaon valve.
Warning! Some process liquid will leak out through
the small ball valve; beware of splashing!
9 1 Remove the safety pin.
2 Li the Outer casing locking latch.
3 Turn the Outer casing 60 degrees
counterclockwise (to the le) so that the handle
comes up on top.
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