Working order maybe, but is it working?
What is his experience level? Could he identify if the pump is indeed spinning?
You can listen to a pump with a mechanical stethoscope or simple listening stick.
They buzz/hum at 100 Hz if seized up or rumble/hiss if turning.
Tony
What is his experience level? Could he identify if the pump is indeed spinning?
You can listen to a pump with a mechanical stethoscope or simple listening stick.
They buzz/hum at 100 Hz if seized up or rumble/hiss if turning.
Tony