No lights are illuminated on the flow controller. The pump doesn’t turn on.
AQS Liquid Transfer2025-08-20T12:41:36+02:00Examine the electrical cable, electrical connections and protection equipment between [...]
The flow controller’s “On” light is illuminated. The pump doesn’t turn on
AQS Liquid Transfer2025-08-20T12:41:36+02:00Examine the electrical cable, electrical connections and protection equipment between [...]
When the pump should start, it makes a humming noise and vibrates slightly, but the fan doesn’t turn and the pressure in the fixtures is low
AQS Liquid Transfer2025-08-20T12:41:36+02:00Ensure that the motor turns freely by hand after the [...]
The pump was quiet when it was first installed, but it then began to produce a loud noise
AQS Liquid Transfer2025-08-20T12:41:36+02:00Examine the motor for any signs of water that can [...]
When the pump starts or runs, the circuit breaker trips
AQS Liquid Transfer2025-08-20T12:41:36+02:00Confirm that the circuit breaker rating is correct according to [...]
The pump continuously cycles on and off, with a few seconds or minutes delay in between each cycle.
AQS Liquid Transfer2025-08-20T12:41:36+02:00Check for leaks in the plumbing between the pump and [...]
The pump indicates “failure” and does not turn on when a fixture is opened
AQS Liquid Transfer2025-08-20T12:41:36+02:00Examine the water supply tank to see if it is [...]
The pump only switches on when there is almost no pressure in the fixture.
AQS Liquid Transfer2025-08-20T12:41:36+02:00Adjust the screw at the top of the flow controller [...]
The reset button on the flow controller has to be pressed to switch the pump on every time the pump switches off. The tank has adequate water.
AQS Liquid Transfer2025-08-20T12:41:36+02:00Adjust the screw at the top of the flow controller [...]
When all fixtures are shut off, the pump does not turn off
AQS Liquid Transfer2025-08-20T12:41:36+02:00Retest after closing the valve that is directly attached [...]
