I am concerned because my 3-year-old son has started to stutter. Q: I am concerned because my 3-year-old son, who until recently had great language skills and talked really clearly, has started to stutter.
Intermitant motors should be replaced. From experience, relays and transformers rarely go out. It is usually the motor that burns out and it usually does so quickly when at life's end. Take the time to check all of your wire connections-hours can be spent diagnosing a vacuum only to find out it was a bad connection.ntermitant motors should be replaced. From experience, relays and transformers rarely go out. It is usually the motor that burns out and it usually does so quickly when at life's end. Take the time to check all of your wire connections-hours can be spent diagnosing a vacuum only to find out it was a bad connection.
1 In most cases, buy a new motor if: 2  the faulty motor is less than 40 horsepower and more than 15 years old, especially if it has been previously rewound, 3  the motor is a non-specialty motor of less than 15 horsepower, or.  the rewind cost is more than 50 percent of the cost of a new motor.