: The ultrasonic generator should never be switched on without the piezo-emitter submerged in water , as running it "dry" can destroy the circuit.
as relatively simple, though specific component markings can be difficult to find due to heat damage or lack of labels. : The ultrasonic generator should never be switched
: A red LED (HL1) protected by a diode (VD1) indicates the generator is operational. Operational Highlights Efficiency : The : The ultrasonic generator should never be switched
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