My grundfos MQ 3's motor sounds like it is locked up. When i plug it in everything seems to work except the motor just humms until the alarm shuts it off. There is nothing blocking the impeller. What would cause this?
Garden - Grundfos - MQ3-45 1 HP Pressure Booster Pump
Hi, Either the motor has gone bad and will not start or the capacitor is bad and is not helping the motor to start...an experience repair person can tell tou what is happening...
Answers & Comments
Hi,
Either the motor has gone bad and will not start or the capacitor is bad and is not helping the motor to start...an experience repair person can tell tou what is happening...
heatman101