Introduction
An ultrasonic plate in an essential oil diffuser is an electric component that vibrates at a very fast rate, creates a mist with water and essential oils, and disperses the mist into the air. A typical ultrasonic plate lasts around 5000 hours, but when it is damaged it has to be replaced. This guide will show you how to disassemble and replace the ultrasonic plate of your Syntus Ultrasonic Diffuser model number ST150.
Before beginning the repair, be sure to unplug the power adapter.
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Lift the water tank while holding the base of the diffuser.
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Disconnect the three cables form the board.
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To separate the board from the water tank, unscrew the three Phillips #1 10 mm screws securing the board.
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With a Phillips #0 screwdriver, remove the three 7 mm screws from the ultrasonic sensor cover.
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Remove the cover to expose the ultrasonic sensor.
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Detach the ultrasonic sensor from the water tank.
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Detach the ultrasonic sensor connector from the board.
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To reassemble your device, follow these instructions in reverse order.
