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Valve Body
Rev 4 – MAY 2019 OMMGGE00217
3.3 Operation
CAUTION
Damage can be caused to the valve assembly if a cheater or extension
bar is used on the hand wheel. Do not use any mechanical aid to turn
the hand wheel.
Under normal conditions, the valve is operated electrically by the actuator.
Manual operation is possible at any time by disengaging electrical drive with
the actuator declutching lever and turning the hand wheel.
If the valve fails to operate correctly, refer to the troubleshooting guide in
Section 8.
3.4 Maintenance
3.4.1 Dismantle and Assemble
Fig 3 General Arrangement
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