Chapter 9 – Malfunctions
55
Malfunction message
Possible cause
What you can do
Fault 38
: Sterilization TD1
Maximum permitted difference
between theoretical temperature
calculated from the pressure signal,
and the temperature measured at
temperature sensor 1 was exceeded
Upon repeated occurrence, inform your
specialist dealer.
Fault 41
: Current-drying
Sieve tray contaminated
Drain hose is kinked
Clean sieve bottom and check waste water
hose (see page 44).
Check waste water hose for kinks.
Upon repeated occurrence, inform your
specialist dealer.
Fault 42
: Drying press.
pump
MELA
quick
12+:
Compressed air supply not
connected or is interrupted; inflow
valve for the compressed air is
closed.
Check compressed air connection for
possible kinks and proper connection,
open inlet valve.
The steam sterilizer is ready for operation
only after the Universal-Program has been
run 5 times (or 3 times with activated
additional drying) without a load and after
re-connection of the compressed air
supply.
Upon repeated occurrence, inform your
stockist.
MELA
quick
12+ p:
Check the insulating plug on the sterile
filter; if necessary clean the insulating plug
in the sterile filter with clean water and
allow it to dry before inserting.
Upon repeated occurrence, inform your
stockist.
Fault 51
: Sterilization 2
Shortfall of minimum permissible
sterilization temperature (temperature
sensor 2)
Operate device with smaller load.
Check door gasket for wear and damage.
Upon repeated occurrence, inform your
specialist dealer.
Clean sieve bottom and check waste water
hose (see page 44).
Fault 52
: Sterilization TO2
Exceeding the maximum permissible
sterilization temperature (temperature
sensor 2)
Upon repeated occurrence, inform your
specialist dealer.
Also see Fault 35
Fault 53
: Sterilization TD2
Maximum permitted difference
between theoretical temperature
calculated from the pressure signal,
and the temperature measured at
temperature sensor 2 was exceeded
Upon repeated occurrence, inform your
specialist dealer.
Also see Fault 38
