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Joined: 10/2/2013(UTC) Posts: 15
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Eric, I changed out speed switch and bought a used motor to try out. neither one solved the problem. then I tried the voltage test as in your last post across the red and yellow motor connector. I had my tester laying on the floor as I plugged in the jumped machine to the wall and the tub started spinning and kept spinning. I turned if off and tried to get it going again and it is back to humming. the voltage read .2 ? while the tub was spinning the voltage was jumping all over. I must have an electrical problem somewhere but don't know where to begin....TIMER ? I have not pulled the timer off. I will do that now and inspect wires from timer all the way down to motor again. Thanks DAVE
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Rank: Advanced Member
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Joined: 10/16/2012(UTC) Posts: 3,806
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Sounds like a bad connection or broken wire at the motor connector since probing there caused it to suddenly start. With connector unplugged, there is a release tab inside the connector housing for each wire terminal. Use a small screwdriver or other small probe to move the tab so you can pull the wire and terminal out of the connector housing for better inspection. New terminals are available if you need one.
Eric
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Rank: Member
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Joined: 10/2/2013(UTC) Posts: 15
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while examining the wires and connectors I realized that the used motor I had put on with a capacitor must have had a charge in it but was not getting recharged. This had to be the reason it worked the first time I turned it on but not thereafter...so I tracked the wires to the capacitor and thought maybe I had them reversed after putting on the new one....I didn't think it mattered since they don't have polarity but it did.....were on our second load of clothes now...all seems fine...should be I have replaced almost all moving parts...thanks ERIC for your help..:) Dave
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Rank: Member
Groups: Registered
Joined: 10/2/2013(UTC) Posts: 15
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while examining the wires and connectors I realized that the used motor I had put on with a capacitor must have had a charge in it but was not getting recharged. This had to be the reason it worked the first time I turned it on but not thereafter...so I tracked the wires to the capacitor and thought maybe I had them reversed after putting on the new one....I didn't think it mattered since they don't have polarity but it did.....were on our second load of clothes now...all seems fine...should be I have replaced almost all moving parts...thanks ERIC for your help..:) Dave
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Rank: Advanced Member
Groups: Expert
Joined: 10/16/2012(UTC) Posts: 3,806
Was thanked: 7 time(s) in 7 post(s)
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Well, there's something else going on there. It doesn't matter which way the capacitor is connected, it is non-polarized for AC use.
Eric
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Rank: Member
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Joined: 10/2/2013(UTC) Posts: 15
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I knew that but what could cause that to work? It runs ok "NOW". What exactly does the timer do as far as voltage to the motor? Could that still be a possibility ?
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Rank: Advanced Member
Groups: Expert
Joined: 10/16/2012(UTC) Posts: 3,806
Was thanked: 7 time(s) in 7 post(s)
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The timer uses different sets of contacts for spin than it does for agitate for motor run winding power as well as reversing polarity to the start winding so that the motor starts in the opposite direction. While a capacitor is capable of holding a charge, that is not it's function here. The capacitor is used to provide a phase shift in current to the start winding with respect to the run winding to create a rotating magnetic field to get the motor started. Once the motor is started, the start winding is switched out of circuit. The fact that you were probing around the motor connector causing the motor to suddenly start indicates a problem in that area, not the timer.
Eric
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