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OPERATING POSITIONS <br /> Full Pump Full Pump Full Pump <br /> Pressure <br /> Press re Pressure <br /> OAIpsi \ 5-1 psi \ FPressurep <br /> POSITION l Position 1 is the POSITION 2-When pressure in the POSITION 3 - If the pressure <br /> "tripped" or "reset" position. The LD- delivery system has reached 12-15 psi, continues to rise, the <br /> 2000 goes into this position when the the piston and poppet assembly moves LD-2000 will move to <br /> pressure in the delivery system drops to to Position 2-the "leak sensing" posi- Position 3-the "full flow" <br /> 4 psi or less at the leak detector. tion. position. In position 3, the <br /> LD-2000 will allow full <br /> In the reset position, the LD-2000 is As the poppet moves to this position, flow of product from the <br /> ready to look for a leak in the delivery the cross hole in the poppet centers submersible pump to enter <br /> system the next time the submersible around the head in the metering pin. the delivery system. <br /> pump is turned on. With the pump Since the head of the pin is consider- <br /> turned on, the LD-2000 will allow ably larger than the shaft, flow is <br /> approximately 1.5 gallons of product restricted from 1.5 GPM to 3 GPH or <br /> per minute to enter the delivery system less. <br /> through a cross hole in the poppet. <br /> If there is a leak in the delivery <br /> In Position 1, a portion of the cross system of 3 GPH or more, the pressure <br /> hole is positioned around the narrow in the delivery system will not rise, and <br /> part of the metering pin. Pressure will the LD-2000 will stay in this position. If <br /> build very quickly to 12-15 psi. As the there is no leak in the delivery system, <br /> pressure builds in the delivery system, the pressure will continue to rise. <br /> it also increases under the piston in the <br /> top of the LD-2000. This pressure <br /> causes the piston and poppet to move <br /> upward. <br /> For further information about the LD-2000 or other leak detection equipment, <br /> contact your local distributor or call: <br /> VAPORLESS MANUFACTURING, INC. <br /> 9234-C East Valley Road - Prescott Valley, AZ 86314 <br /> 1-800-367-0185 - (602) 775-5191 - (602) 775-5309-FAX <br /> «r'Printed on Recycled Paper Made in the United states of America <br />