The following are basic guidelines for station sizing. Sizing and selecting an appropriate grinder pump station is important for ensuring long life of the pump. What should I do if the alarm on my grinder pump goes off or the grinder pump red light stays on?.Never silence the alarm and continue using water if your pump is not working you will cause a backup or overflow and possibly damage the pump. Discontinue water use to avoid causing a backup or overflow. If the alarm doesn't turn off, call for service.Īn alarm will occur if the pump has stopped working and wastewater in the tank rises above the pump's alarm level. We call this a 'nuisance alarm.' Frequent nuisance alarms during normal water usage (showers, washing machine, etc) may indicate that the pump is having trouble 'keeping up' with pumping and needs service.Ī nuisance alarm may also occur after a power outage: wastewater may be above the pump’s alarm level and the pump needs a few minutes to pump down the tank to a normal level. After the pump 'catches up,' the alarm turns off by itself and does not turn on again. The alarm on your grinder pump station will sound when the wastewater in the tank reaches a certain level ('alarm level').Īn alarm may occur if a large amount of water goes into the tank and rises above the pump's alarm level, such as emptying a large whirlpool bathtub.

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