DIY: Motorized Potentiometer
A potentiometer, or "pot," is type of electronic device that acts as a variable resistor inside different types of electronic equipment. Potentiometers have three contacts and a sliding or turning contact that can adjust between voltages. A motorized potentiometer has a miniature motor in it. Motorized pots have many different applications which include dimmer switches, speed controls, tensioning motors and recording devices. It takes less than an hour to install a motorized pot.
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Instructions
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1
Unplug, or remove the fuse from the object that the motorized potentiometer is being used in.
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2
Access the motorized potentiometer by opening up the casing of the device it is being used in. Do this by removing the case screws with a Phillips screwdriver. Separate the device into two halves to gain access to the motorized pot.
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3
Heat up the soldering iron and use it melt the old solder. While doing this, use a pair of needle-nose pliers to pull the old pot out.
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4
Connect the device's wires to the motorized potentiometer terminals by hand and then hold the solder to the terminals. Melt the solder to the terminal connections to mount the pot.
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5
Close the case of the object the potentiometer was changed in and then replace the retaining screws.
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6
Restore power to the device by either plugging it in or inserting the fuse.
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