Idex HALE MIV 2.0, Operation, Installation, And Maintenance Manual, Page: 30 / 59

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WHEN THE ELECTRIC MOTOR DRIVEN VALVE IS OPERATED THE MANUAL OVERRIDE
HANDWHEEL WILL TURN. KEEP HANDS, FEET OR LOOSE CLOTHING AWAY FROM THE
HANDWHEEL TO PREVENT ENTANGLEMENT.
1.
Energize 12 vdc power to pump operator panel.
2.
To open valve, push toggle switch (figure 8) to the OPEN position and hold until the green
OPEN indicator lights (while in between open/close, the lights will not be luminated). If ap-
paratus configuration permits, observe the manual override handwheel on the operator
panel to make sure the valve is turning. Release the switch.
3.
To close valve, push toggle switch to the CLOSED position and hold until the red CLOSED
indicator lights (while in between open/close, the lights will not be luminated). If apparatus
configuration permits, observe the manual override handwheel on the operator panel to
make sure the valve is turning. Release the switch.
2.5.3 Manual Handwheel Operated Valve (HALE MIV-M)
1.
To open the valve, turn handwheel (figure 8) in the direction indicated by the arrow on the
panel placard until the green OPEN indicator lights.
2.
To close the valve, turn handwheel in the direction indicated by the arrow on the panel
placard until the red CLOSED indicator lights.
2.5.4 Manual Override (Electric Operated Valve Only)
The electric motor operated valve has a panel mounted handwheel to open or close the valve in
the event power is not available from the apparatus electrical system. To operate the valve in the
event of apparatus electrical power failure use the following procedures:
1.
To open the valve, turn handwheel (figure 8) in the direction indicated by the arrow on the
panel placard until the handwheel stops.
2.
To close the valve, turn handwheel in the direction indicated by the arrow on the panel
placard until the handwheel stops.