MELAG MELAquick 12+ p - Page 54

Chapter 9 – Malfunctions
54
Malfunction message
Possible cause
What you can do
Fault 22: Overheat
Preheating
The maximum preheating
temperature was exceeded
On repeated occurrence select option
Automatic pre-heating No ( see
page
28, Select automatic pre-heating)
and inform your specialist dealers
Fault 23: Current
Monitoring time for the pressure
release in the outflow procedure
during fractionations was exceeded
Sieve tray contaminated or dented
Waste water hose kinked
Clean sieve bottom and check waste water
hose (see page 44).
Check installation of the waste water hose.
Upon repeated occurrence, inform your
specialist dealer.
Fault 26: A/D converting
The maximum admissible deviation
of the computer-internal signal
conditioning (A/D converting) was
exceeded
Upon repeated occurrence, inform your
specialist dealer.
Fault 27: Temp.Sens. def
1.2
The maximum admissible deviation
between the two temperature
sensors for the steam temperature
was exceeded
Upon repeated occurrence, inform your
specialist dealer.
Fault 32: Power
loss/Sterilize sterile filter
The loss of the operating voltage
occurred after the start of a program
The malfunction message occurs after the
operating voltage is again available.
Check building-side installation. If no
defects are detectable, notify MELAG
customer service
Disconnection of the steam sterilizer
during a running program
Only terminate a running program with K
EY
(S), see also page 30.
Fault 33: Pressure drop
The maximum switch-on time of the
steam generator for achieving the
control pressure was exceeded
Check the door gasket.
Upon repeated occurrence, inform your
specialist dealer.
Fault 34: Sterilization TU1
Shortfall of minimum permissible
sterilization temperature (temperature
sensor 1)
Operate steam sterilizer with smaller load.
Check door gasket for wear or damage,
exchange as needed (see page 44).
Upon repeated occurrence, inform your
specialist dealer.
Clean sieve bottom and check waste water
hose (see page 44).
Fault 35: Sterilization TO1
Exceeding the maximum permissible
sterilization temperare (temperare
sensor 1)
Upon repeated occurrence, inform your
specialist dealer.
Fault 36: Sterilization PU
Shortfall of the minimum sterilization
pressure
Operate device with smaller load
Check door gasket for wear or damage,
exchange as needed (see page 44).
Upon repeated occurrence, inform your
specialist dealer.
Fault 37: Sterilization PO
Exceeding the maximum permissible
sterilization pressure
Upon repeated occurrence, inform your
specialist dealer.