Thermo Scientific VARIOKLAV 25T Operating Manual page 56

Message in the Meaning
cycle display
Error 17 Heating system does not turn off.
Overheating
Heating system relay defective or
program control error.
Error 20 Microheating system (heatable
Microheating temperature sensor) cannot regulate
water feed to jacket.
Microheating system defective.
Error 22 Heating coils are defective, or
No heater the heating system control is
defective.
Error 23 One heating coil is defective.
Partial heater
Err1 Sensor broken
in the Chamber Chamber temperature sensor is
field: affected.
Flexible temperature sensor
in the Media field: (reference temperature sensor) is
affected
Err2 Sensor shorted
in the Chamber Chamber temperature sensor
field:
Flexible temperature sensor
in the Media field: (reference temperature sensor).
Err3 Pressure sensor defective
in the Chamber Pressure sensor in sterilizing
field: chamber
in the Jacket field: Pressure sensor in jacket
below the Jacket Pressure sensor in seal
field:
Table 5: Error codes and their meanings
12)
If present
03/2007
12 Troubleshooting
12
.
12)2)2)
12)
12)
56
Remedy
Contact after-sales
service.
Contact after-sales
service.
Contact after-sales
service.
Contact after-sales
service.
Have technician
replace sensor or
contact after-sales
service.
Have technician
replace sensor or
contact after-sales
service.
Contact after-sales
service.
DA0621_a/