— 18.07.2019 —
6. Clean the components of the
plasma torch.
Place the glass components
of the plasma torch in aqua
regia (a mixture of one part
concentrated nitric acid and
three parts concentrated
hydrochloric acid).
Observe the corresponding
information on hazardous
materials.
Let the acid/cleaning
solution act for approx. 15
minutes.
Then rinse the plasma torch
with distilled water and dry it
completely.
Fig. 10
7. Clean the holder and the sleeve with a lint-free cloth and visually inspect.
The O-rings and the seal remain in the holder or sleeve in this process.
Replace the O-rings and the seal if damaged.
8. Re-mount the plasma torch.
The same steps, carried out in reverse order, are used for mounting the
plasma torch, see point 5. Insert all of the glass elements up to the stop.
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