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Question posted by poolpro4 on October 21st, 2020

Sensors Ph And Orp Not Pulling Chemicals And Can't Reset The Ph.

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Answer #1: Posted by techyagent on October 22nd, 2020 5:06 AM

This answer was accepted by the poster of the original question.

techyagent

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June 17th, 2014

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Please check this link below:-

https://hayward-pool-assets.com/assets/documents/pools/pdf/troubleshooting-guides/sense-dispense-troubleshooting-guide.pdf?fromCDN=true

Thanks

Techygirl

Related Hayward CAT-2000 Manual Pages

CAT 2000 - Page 2

... sensor, power interlock, or other means of the pool or spa to be automated. Remember that chemicals will also reduce facility down-time. All CAT controllers...chemical cost savings, and many years of chemical automation. Our technical support line can also be turned off prior to installation of the art microprocessor-based design technology to eliminate pressure from the CAT 2000...

CAT 2000 - Page 4

... pool or spa water chemistry hourly at best. MANUAL -VS- The following graph (Illustration 1.) compares typical chlorine levels when chemistry is adjusted manually versus automatically with Health Department chemistry standards, reduced burden on operating staff, and a reduction of chemicals on a basis proportional to the demand. ILLUSTRATION 1. The CAT 2000 continuously monitors pH...

CAT 2000 - Page 5

... selections to manually feed or disable feeding for pools and spas is preset from the factory to the pool or spa surface can occur. The ideal pH range for either channel. The CAT 2000 controller is 7.4 - 7.6. The CAT 2000 controller unit also features an internal micro-computer for mounting the pH, ORP and Flow Sensor while ensuring ideal hydraulic conditions to the...

CAT 2000 - Page 7

... shipping or handling damage immediately to the factory. Enclosed in the packaging you should find all of the following: (1) CAT 2000 Water Chemistry Controller (1) Professional Series pH Sensor with 24" Cable and BNC Connector (1) Professional Series ORP Sensor with 24" Cable and BNC Connector (2) BNC Connector Protective Covers (Remove to remove contents. SECTION 4. Do not use...

CAT 2000 - Page 8

... for the controller unit which will meet the following tools are recommended for future use. Remove pH and ORP sensors from pool or spa. ALL RIGHTS RESERVED CONTENTS COPYRIGHT 2010 HAYWARD INDUSTRIES, INC. Turn off heater, chemical feeders, pump, and any chemical injection point. Easily accessible to the influent flow cell port. 5. SECTION 5. INSTALLATION WITH FLOWCELL The...

CAT 2000 - Page 9

... discharge (ESD) and should be used whenever handling or transporting the controller unit. 9. ILLUSTRATION 2. Check all electrical and mechanical connections. CAT 2000 INSTALLATION DIAGRAM WITH FLOWCELL pH Sensor CAT 2000 ORP Sensor CAT 2000 CONTROLLER Chemical Pump Influent (to Return Line) Main Drain and Skimmer SUCTION LINE Flow Sample Stream Effluent (to the controller as labeled...

CAT 2000 - Page 10

.... 8. Turn off heater, chemical feeders, pump, and any other related equipment. B. GFI protected power source available. Securely mount the CAT 2000 controller on bypass inlet and effluent immediately adjacent to accommodate ½" NPT Professional Series pH & ORP sensors as the material used in -line filter (optional) immediately downstream from pool or spa. Install two tee fittings...

CAT 2000 - Page 11

... used with the controller, install according to seal threads. 13. CAT 2000 INSTALLATION DIAGRAM WITH BYPASS LINE CAT 2000 CAT 2000 CONTROLLER Chemical Pump pH Sensor Sensor Adaptor ORP Sensor Sensor Adaptor Chemical Pump CAT CO2 or pH Control Solenoid Flow Cell / Flow Sensor Bypass Line (Plumbed On-Site) Flow Flow Flow Sensor Flow Flow WASTE or Erosion Feeder Solenoid Main Drain and...

CAT 2000 - Page 12

... of the pool or spa. CONTENTS COPYRIGHT 2010 HAYWARD INDUSTRIES, INC. MAXIMUM 7.8 3 4 100 120 400 The above table indicates generally accepted guidelines. Always maintain water chemistry according to initiating automated control of ORP. SECTION 7. All CAT water quality controllers maintain sanitizer levels (chlorine, bromine, ozone, etc.) based on and setting up the CAT 2000. The ORP...

CAT 2000 - Page 13

...pH and sanitizer levels. Calibrating pH Readings from the CAT 2000 are ready to set your selection, then press the Hidden Button (#1) again to return to Illustration 4 for a depleted or unclean pH sensor, the pH... mode (when pH exceeds the setpoint, the pH chemical feeder is preset from most liquid test standards. SECTION 8. As the unit powers on, the digital pH readout will automatically...

CAT 2000 - Page 14

... be changed as needed to maintain sanitizer residuals in conformance with Health Department standards. Changing the pH Setpoint The CAT 2000 is preset from the factory to maintain ORP at a different level, perform the following : 1. Manually test pool or spa to confirm that the current sanitizer reading (chlorine, bromine, etc.) is the generally accepted world standard...

CAT 2000 - Page 15

... for approximately ten seconds. Manually Disabling ORP Feed To manually prevent operation of water chemistry in intervals based on the relationship between setpoint and actual water sample values. About Proportional Feed The CAT 2000 features an advanced proportional feed algorithm which constantly analyzes demand for chemicals and initiates feeding in most applications, but...

CAT 2000 - Page 20

... has been selected, the ORP feed output must be disabled. The ORP overfeed alarm will be manually reset. The ORP feed output is powered off and placed into the overfeed alarm condition, the ORP channel is enabled on . On On (Default). When the measured pH value is 8.2 pH. The alarm will be reset if the controller is activated...

CAT 2000 - Page 24

... On Indicator (#15) This green LED is illuminated when pH feeding is in the ORP setpoint adjustment mode. CONTENTS COPYRIGHT 2010 HAYWARD INDUSTRIES, INC. Check that the ORP chemical feeder is functioning properly and that ORP is outside of the pool or spa water passing through the filtration system. ORP Automatic Control Indicator (#13) This green LED is...

CAT 2000 - Page 26

... a regular basis to ORP. To clean the sensors, disconnect from the controller and carefully remove them from oil, chemical deposits and contamination to calibrate pH using a quality manual test kit. Cleaning of cleaning. Slow response, increased need to calibrate pH, and inconsistent readings are indications that the sensors are in pool or spa water, the sensors may be preferable...

CAT 2000 - Page 27

... containers have been misplaced, store sensors individually in the soaking caps provided if sensors are to be protected from freezing temperatures. Although the CAT 2000 controller is designed to provide the highest performance and longest possible functional service life. SENSOR REPLACEMENT CAT Professional Series pH and ORP sensors are engineered to withstand a broad temperature...

CAT 2000 - Page 28

...1. TROUBLESHOOTING Each CAT 2000 controller is not activated as expected. 1. Most apparent malfunctions can be reversed. Connect to the highest quality standards and then thoroughly tested before leaving the factory. Ensure that flow sensor is properly set for proper operation. 4. Check chemical feeders for your chemical feeding requirements. 2. Both pH and ORP digital readouts...

CAT 2000 - Page 29

... section. Check chemical feeders and injection points for proper operation. Clean the sensors as outlined in the facility pump room is properly sized. 2. Make sure "auto" feed mode is too high or too low. 1. pH or ORP feeding does not reach the setpoint. 1. pH or ORP readings are properly connected to the pool or spa. 2. pH or ORP feeding overshoots...

CAT 2000 - Page 30

...: Calibration Range: Control Accuracy: Mode Selections: Safety Systems: pH & ORP Sensors: Sensor Output Signal Requirements Power Input: Outputs: Optional Equipment TECHNICAL SPECIFICATIONS pH ORP 0.0 - 9.9 100 - 995 mV pH ORP 7.0 - 8.0 525 - 995 mV pH ORP 7.5 650 mV pH 2.0 pH +/- pH ORP 0.1 pH 5.0 mV pH Feed ORP Feed pH Selection pH Mode ORP Mode Auto/Off/Manual Auto/Off/Manual Acid...

CAT 2000 - Page 31

..., and for determining suitability for the use intended by the purchaser. Professional Series pH and ORP sensors are warranted for a period of five years from date of shipment from our ... Commercial Pool Products 10101 Molecular Drive Suite 200 Rockville, MD 20850 (USA) 800-657-2287 301-838-4001 092430A RevB WARRANTY LIMITED WARRANTY Hayward® warrants the CAT 2000 automated controller...