14 Troubleshooting
Thermo Scientific
76
50112712_082007_GB
Message in the
cycle display
Meaning Remedy
Error 18
Heating power
Mains fuse for one phase has been
actuated.
Heating system is defective.
Mains distributor board is defective.
Inspect mains fuses.
Contact after-sales
service.
Error 19
Power failure
If a power failure occurs prior to or
during sterilization and it is longer
than 30 seconds, the program will be
terminated.
If a power failure occurs prior to or
during sterilization and it is shorter
than 30 seconds, the error will be
documented in the batch printout of
the integrated printer.
Power failure. Check
sterilizer power supply.
The responsible
operator must decide
whether the batch
should be resterilized.
Error 21
Removal press
Switch or sensor defective Request
service
Error 22
No heating
Heating elements are defective, or
heating system control is defective.
Contact after-sales
service.
Error 23
Partial heating
Part of the heating elements is
defective.
Contact after-sales
service.
Error 24
T/p < Set
Temperature or pressure below set
value of 121°C or 134°C.
Contact after-sales
service.
Error 25
T/p
>
Set + 3
Temperature or pressure exceed the
range permissible for sterilization.
Contact after-sales
service.
Error 28
Chamberprobe
Temperature sensor in chamber
TIS02 defective
Contact after-sales
service
Error 29
Press. sensor
Pressure sensor in chamber PIS21
defective
Contact after-sales
service
Err1
in the Chamber
field:
Sensor broken
Chamber temperature sensor is
affected.
Have technician replace
sensor or contact after-
sales service.
Implausible value
in temperature
display e.g.,
room
temperature is:
20°C and device
shows a chamber
temperature of
3 °C
Sensor shorted
Have technician replace
sensor or contact after-
sales service.
Err3
in the Chamber
field:
in the Jacket
field:
Pressure sensor defective
Pressure sensor in sterilizing
chamber
Pressure sensor in jacket space
Contact after-sales
service.