FRITSCH LABORETTE 17, size II - Manual (Page 16)

4 Initial start-up
n Fill that bath with warm water up to about 3 cm below the top (see
the marking on the inner surface of the ultrasonic cleaner); our
cleaning solution (Order no. 17.0400.00) should be added to the
water.
n Connect with the mains voltage.
n Switch on the device.
n Let the liquid degas for a few minutes.
DANGER!
Do not use acid!
NOTICE!
Only switch on when the bath is filled with at least 10 cm of
liquid.
Using an empty bath will destroy the oscillator.
Initial start-up
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