• pH High - Check Feeder -- If a pH level of 8.1 or higher is detected, check the chemical supply and the feeder for
proper operation
• pH Timeout - Check Feeder -- If the unit has been dispensing for more than the selected timeout without reaching the
desired level. Check the chemical supply and the feeder. If both are OK, the timeout may need to be increased. Press
the "+" button to reset the alarm and resume dispensing.
• pH Calibration Error -- When using the pH Calibration Wizard and the entered test result was different from the
measured pH level by ± 1.0 or more. The pH probe may need to be cleaned or replaced.
• ORP Probe Error -- If the CSM indicates that there is a problem with the ORP probe.
• ORP Low - Check Chlor -- If an ORP level of 350mV or less is detected. Check the chlorinator for proper operation.
Check the salt level (> 1.2 g/l)
• ORP High - Check Chlor -- If an ORP level of 950mV or higher is detected. Check the chlorinator for proper operation.
• ORP High - Chlor Off -- If an ORP level of 950mV or higher is detected and the chlorine feed mode is ORP Auto
Sensing, the chlorinator has been turned off. Check the chlorinator for proper operation.
• ORP Timeout -Chlor Off -- If the unit has been chlorinating for more than the selected sanitizer timeout without
reaching the desired level, the chlorinator has been turned off. Press the "+" button to reset the alarm and resume
chlorination.
• Ambient Sensor -- If the internal (ambient) sensor is either open or short circuit.
Page 16 of 16
USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
AquaRite
Pro LS
®
Rev. D