TABLE OF CONTENTS Chapter 1: System Description ..............p. 05 Function and Theory................p. 05 Chapter 2: System Installation..............p. 06 Chapter 3: System Operation ..............p. 07 Chapter 4: System Maintenance ............. p. 08 Chapter 5: System Troubleshooting ............p. 09 Chapter 6: System Specifications............
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DOCUMENTATION CONVENTIONS This manual uses the following conventions to present information: An exclamation point icon indicates a WARNING of a situation or condition that could lead to personal injury or death. You should not proceed until you read and thoroughly understand the WARNING message.
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In order to ensure that your Controller has a long service life and operates properly, adhere to the cautions below and read this manual before use. • Controller power input source must not exceed maximum ratings. • Controller must be wired to a negative ground system. •...
Chapter 1: System Description Function and Theory The Geocontrol Pro is a unique controller for operating down well bladder sampling pumps. When an external 12 VDC power source is connected to the controller, the internal compressor is capable of producing 100 psi. This pressure allows the user to take samples from a depth of 200ft.
Chapter 2: System Installation To operate the Geocontrol Pro, make sure the power switch is in the off position and plug the power input cord into a 12V lighter receptacle on a negatively grounded system. If the controller is to be wired directly to a 12V...
Never exceed the recommended duty cycles for the Geocontrol Pro. Adjust the Geocontrol Pro’s “Fill” and “Discharge” timer knobs to the desired cycle times. Adjust the “Fill Rate” knob to somewhere near the middle of the scale. NOTE: The more constricted the flow rate out of the pump, the longer the fill time will need to be.
Chapter 4: System Maintenance Unit must be returned to Geotech for any service. In order to provide long service life, keep the Geocontrol Pro clean. Clean controller by wiping off with a mild detergent. Apply cleaning solution to a soft cloth and wipe off the controller. Avoid soaking or directly spraying...
Chapter 5: System Troubleshooting The Geocontrol Pro has been designed and manufactured to provide a long service life and trouble free operation in the field. If the compressor, during charge cycles, becomes sluggish, check supply voltage. If the supply voltage falls below 12 VDC, the compressor’s performance will be directly affected.
Chapter 6: System Specifications Power usage 90-105 W Voltage 12-14 VDC Over current protection 15 Amps Fill timer range 0-60 seconds Discharge timer range 0-60 seconds Maximum pump depth 200 FT Maximum compressor pressure 100 PSI Duty cycle 40% on, 60% off Operational temp 50°F-104°F (10°C-40°C) FEATURES...
For a period of one (1) year from date of first sale, product is warranted to be free from defects in materials and workmanship. Geotech agrees to repair or replace, at Geotech’s option, the portion proving defective, or at our option to refund the purchase price thereof. Geotech will have no warranty obligation if the product is subjected to abnormal operating conditions, accident, abuse, misuse, unauthorized modification, alteration, repair, or replacement of wear parts.
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