Motor Sparking or Burning Smell: Brushes and When to Worry
A faint flicker through the vents is normal wear on an aging motor. Here is how carbon brushes work, when sparking means replace them tonight, and when it means unplug…
A faint flicker through the vents is normal wear on an aging motor. Here is how carbon brushes work, when sparking means replace them tonight, and when it means unplug…