Baldor Motor Repair

Modified on 2009/01/13 00:26 by joewells Categorized as Electrical

{rating}
Here's some pics of digging into a Baldor motor to repair a bad centrifugal switch posted by Bob Vaughan {Reference:http://owwm.org/viewtopic.php?t=31506|http://owwm.org/viewtopic.php?t=31506}. In this example, the contacts were damaged and needed repair.

[imageleft|Remove the fan cover|{UP}BaldorMotorRepair/bal11.jpg] {clear}


[imageleft|Remove the fan (be careful here)|{UP}BaldorMotorRepair/bal2.jpg] {clear}


[imageleft|Remove the fan (be careful here)|{UP}BaldorMotorRepair/bal3.jpg] {clear}


[imageleft|Remove the motor bolts|{UP}BaldorMotorRepair/bal4.jpg] {clear}


[imageleft|Mark where the end bells line up|{UP}BaldorMotorRepair/bal5.jpg] {clear}


[imageleft|Knock loose the rotor from this direction|{UP}BaldorMotorRepair/bal6.jpg] {clear}


[imageleft|Here's what you should see inside. Note charred contact points|{UP}BaldorMotorRepair/bal7.jpg] {clear}


[imageleft|Knock loose the back end bell (Ok, ok, so its a different motor shown)|{UP}BaldorMotorRepair/amotor16.jpg] {clear}


[imageleft|Here's the end bell|{UP}BaldorMotorRepair/bal9.jpg] {clear}


[imageleft|Here's the points that need filing, sanding, and otherwise smoothing out. Be careful not to bend the copper springs.|{UP}BaldorMotorRepair/bal10.jpg] {clear}


[imageleft|Set the motor upright on two blocks and insert the spring washer into the bearing housing|{UP}BaldorMotorRepair/bal11-1.jpg] {clear}


[imageleft|Carefully put the rotor back in|{UP}BaldorMotorRepair/bal12.jpg] {clear}


[imageleft|Carefully put the rotor back in|{UP}BaldorMotorRepair/bal13.jpg] {clear}




[imageleft|Gentle pounding should seat things|{UP}BaldorMotorRepair/bal14.jpg] {clear}


[imageleft|Tap on a stick to rotate end bells for proper alignment and assemble motor|{UP}BaldorMotorRepair/bal15.jpg] {clear}

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