How to Fix the Variable Fan Speed on a Samsung Microwave

The average microwave has a life expectancy of nine years, according to the National Association of Home Builders, which makes it an appliance with one of the shortest lifespans. However, proper maintenance and timely repairs contribute to extending the life of this time-and-labor-saving apparatus. A Samsung microwave has variable fan speeds, which can be adjusted according to the user’s needs. However, when there is a problem with the variable fan speed, it cannot be fixed, so you must replace the variable fan speed control.

Phillips screwdriver

Instructions

- 1
  Unplug the microwave from its power source or turn off the microwave’s circuit breaker. This will ensure that no burns, electrocutions or fires occur while you are replacing the variable fan speed control.
- 2
  Remove the screws securing the microwave’s front grill using a Phillips screwdriver.
- 3
  Open the microwave’s door.
- 4
  Remove the loosened grill from the microwave by pulling it toward you.
- 5
  Locate the variable fan speed control box. It is a 4-by-5-inch small box with a metal plate on top. There is a black switch in the middle of the metal plate.
- 6
  Use a Phillips head screwdriver to remove the screws securing the variable fan speed control box to the microwave.
- 7
  Remove the wires from the variable fan speed control box, taking care to observe where the wires should connect to the new control box.
- 8
  Replace the variable fan speed control box. Reinsert the wires into the new box. Secure the screws connecting the variable fan speed control box to the microwave. Place the microwave’s grill back on the appliance. Close the microwave door. Reinsert and tighten the grill’s screws. Restore power to the microwave.

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