Sirona DAC UNIVERSAL - Page 144

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144 D3472.201.10.20.02 07.2016
7Display messages DAC UNIVERSAL ADVANCED Sirona Dental A/S
7.1Display messages and what they mean DAC UNIVERSAL ADVANCED Operating Instructions DAC UNIVERSAL
70 The pressure in the
chamber does not drop
quickly enough after the
pressure test.
Drain water from the chamber.
Clean or change the drain filter, see "Cleaning the
drain filter [ → 130]" or "Changing the drain filter
[ → 138]".
Make sure the drain hose is not blocked, defective, or
kinked.
IMPORTANT: The drain hose must be made of a
heat-resistant material such as PTFE.
Empty the drain tank if it is full.
If the error occurs repeatedly, please contact your
authorized dealer.
71 The DAC UNIVERSAL is
blocked due to insufficient
water quality in the water
tank.
Drain the water tank if necessary. Fill it with fresh
demineralized or distilled water (water conductivity <
3.0 µS/cm).
If the error occurs repeatedly, please contact your
authorized dealer.
72 The lid will not open Remove anything blocking the lid.
If the error occurs repeatedly, please contact your
authorized dealer.
73 The sterilization
temperature was not
maintained during the
back-flush process..
If the water level is too low, fill demineralized or
distilled water (water conductivity < 3.0 µS/cm) into
the water tank.
Press the "Up" and "Right"-Keys simultaneously to
reset and then restart the DAC UNIVERSAL.
If the error occurs repeatedly, please contact your
authorized dealer.
Code
no.
Pictogram Description Corrective action