When you receive the
valve it will be in the "Closed" position.
When the valve is closed the word "Closed" will be
visible through the window in the visual valve position
indicator located on the top of the valve just above the clamp
TO OPEN AND
With a suitable wrench, apply light force to rotate
reset shaft counter clockwise until the word "Open" is visible
through the window.
Release pressure on
the wrench, and the reset shaft will return to its original
position. The word "Open" remains visible through the window.
The valve is now
open. and the acceleration trigger mechanism is set to respond
to seismic disturbances.
CAUTION: Resetting the valve requires
only light force. Excess force can damage the valve.