a. Preparation in the ultrasonic bath:
- Place the instruments in the instrument tray and lower into the ultrasonic bath.
- Use cleaning agents and disinfectants suitable for hand instruments (probes, mirrors, forceps, etc.).
DO NOT USE a bur bath, as this is very aggressive.
- After cleaning in the ultrasonic bath, rinse adequately with water to remove any remnants of the cleaning agent and disinfectant from the coolant channels.
- Blow dry with compressed air after rinsing
- Replace dried instruments in the instrument tray and package for sterilization

b. Mechanical preparation in the cleaning unit and disinfector
- Use the cleaning adapter for cleaning units and disinfectors (see Instructions for Use – Accessories)
- After preparation in the cleaning unit and disinfector, check that the coolant channels are dry and, if necessary, dry again with compressed air. mer

Yes, it must engage audibly once, as otherwise the required torque is not achieved. mer

The useful service life of the instruments is determined by the length of time they are used reprocessing and sterilization cycles have only marginal influence.
a. Instruments need to be replaced
- If there is a loss of power while working
- Where there is visible damage on the working part or the shank of the instrument.
b. Saws must be replaced if
- Teeth are broken off
- Teeth are worn
c. Diamond-coated instruments must be replaced
- As soon as the diamond coating is worn
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The user must replace the LED socket as soon as the protective coating on the LED discolours and the luminous power is impaired as a result. The length of time this takes can differ depending on the type of steriliser or sterilization process. mer