90
EN
PROBLEM
POSSIBLE CAUSE
SUGGESTED SOLUTION
Traces of oxidation or spots on
instruments
Quality of the instruments not adequate.
Check the quality of instruments, making sure that the
material they are made of is suitable to tolerate the
steam sterilization.
Quality of the distilled water not adequate.
Empty the tank and fill it with high-quality distilled
water.
(See Water supply characteristics in
"Technical
characteristics" Appendix).
Organic or inorganic residues on the instruments.
Carefully clean the material before subjecting it to the
sterilization cycle.
(See
Chapter “Preparing the material”).
Contact between instruments made of different
metals.
Separate instruments made of different metals.
(See
Chapter “Preparing the material”).
Presence of limescale residues on the wall of the
chamber and/or accessories.
Clean the chamber and the accessories as
prescribed.
(See
Appendix “Maintenance”).
Blackening of the instruments or
damage to the material.
Wrong selection of the sterilization program.
Choose the sterilization program suitable for the type
of material to be treated.
(See
the
Summary
Table
in
"Programs"
Appendix).
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