Note: Due to large number of orders, please expect a delay of 2~3 working days.
Retona USU-0707 " is a compact ultrasonic washing device consisting of a power supply unit and a small piezoceramic radiator (activator). The device works by emitting ultrasonic waves into water to dislodge dirt from fabric fibers.
: The ultrasonic generator should never be switched on without the piezo-emitter submerged in water , as running it "dry" can destroy the circuit.
: Often an unmarked NPN transistor. Common successful replacements include the , , or . Retona USU-0707 " is a compact ultrasonic washing
: If the power indicator is on but no ultrasonic waves are visible, it usually points to a burned-out transducer or a generator fault .
model was designed with an increased power consumption (from 9W to 30W in some iterations) to improve the efficiency of the ultrasonic emission into the liquid. : Often an unmarked NPN transistor
: A red LED (HL1) protected by a diode (VD1) indicates the generator is operational. Operational Highlights Efficiency : The
To find detailed wiring diagrams or photos for your repair, you can visit community resources like the Elremont Forum or the Monitor Forum , which host specific discussions on the If you'd like, I can help you with: model was designed with an increased power consumption
: Features a standard step-down transformer followed by a diode bridge (e.g., VD2–VD5) for rectification, providing a pulsating voltage of approximately 9V to 12V. Key Components : Transistor