How to solve the problem for S&A chiller alarm, red light on and display 8.88
If the chiller alarm sounds, red light is on and the temperaturecontroller display water temperature in normal or no display or display8.88, you can judge it is water flow alarm.
When the red light on and the controller display water temp innormal, you can connect the water inlet with outlet by a hose, if thealarm is eliminated, that means the internal water circulating loop workin normal and the outside pipe blocked; If the chiller continue toalarm, that means internal water loop blocked.
When the red light on, the temperature no display or show 8.88,firstly we should cutt off the power line of water pump and check if thetemperature controller display water temp in normal, we can judge thewater pump failure, pls change it; Howerever if the temperaturecontroller can't display water temp or show 8.88, we can judge the powerof water pump failure, and we should change another one.