Hayward CAT 6000 CAT 6000 Owners Manual - Page 21
Change The pH Setpoint, Calibrate pH, Select pH Feed Mode, Select Cyanuric Acid Use, Select
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Change The pH Setpoint The CAT 6000 is programmed with a factory default setpoint of pH=7.5. CAT Controllers considers this to be ideal for pool and spa applications. The following steps enable the selection of a different setpoint. From the menu, select the pH setpoint option using the Enter button. Use the Up and Down buttons to select a value for the setpoint. Push the OK button to save the setpoint. Calibrate pH pH calibration is necessary to match manual water testing results, compensate for an aging or unclean pH sensor, and confirm proper operation of the system. To calibrate pH: • From the menu, select the pH Calibrate option using the Enter button. The current pH mea- surement is displayed. • Use the Up and Down buttons to select a value for the calibration. • Push the OK button to calibrate to the selected value. Select pH Feed Mode The CAT 6000 is programmed with a factory default setting to operate in automatic feed mode. Other pH feed mode selections include Off (disabled), and Manual On for a fixed interval up to 30 minutes after which automatic feed will resume. To select a pH Feed Mode: • From the menu, select the pH Feed Mode option using the Enter button. • Use the Up and Down buttons to select the desired feed mode. • Push the OK button to switch to the selected mode. The Off (disabled) mode is useful when servicing pH feed equipment, or if pH chemical supply has been depleted. The Manual On mode allows constant chemical feed for a fixed interval of up to 30 minutes. This feature is useful when the addition of extra chemicals is desired, as well as during initial balancing of the water. Note: Always disconnect chemical feeder power cords prior to performing any electrical service. Select Cyanuric Acid Use The CAT 6000 is set by default for use with no cyanuric acid/stabilizer. The following steps enable the selection of cyanuric acid use: • From the menu, select the Cyanuric Acid Use option using the Enter button. • Use the Up and Down buttons to indicate whether or not cyanuric acid is being used. • Push the OK button to make the selection. Select The Sanitizer Control Method The CAT 6000 offers the ability to control sanitizer control through ORP (mV) or through free chlorine (ppm). The following steps enable the selection of the sanitizer control method: • From the menu, select the ORP/Cl Control option using the Enter button. • Use the Up and Down buttons to select the desired control method. • Push the OK button to switch to the selected method. 20 USE ONLY HAYWARD GENUINE REPLACEMENT PARTS