9-9
Troubleshooting Operator Manual 129390199
9.2.8 Chamber
Pressure/
Temperature Failure
Occurs if chamber pressure
or temperature readings are
outside the normal steam
range during sterilize
phase.
Alarm Screen
Alarm Detail
Pressure or temperature
outside normal steam range.
Causes and Correction:
1. Control out of calibration
• Recalibrate (contact
qualified Service person)
2. Transducer, PT1,
malfunction
•Repair
3. RTD1 malfunction
•Repair
9.2.9 Recorder
Deviation Alarm
Occurs if the two
temperature sensing
elements in the chamber
drain probe read more than
1°F apart.
Alarm Screen
Alarm Detail
Difference in recorder and
control temperature readings
greater than 1°F.
Causes and Corrections:
1. Control out of calibration
• Recalibrate (contact
qualified Service person)
2. RTD1, RTD2 Malfunction
• Repair affected RTD
• Recalibrate (contact
qualified Service person)
3. Wiring between RTD and
control is loose or
defective
•Repair
• Replace
Table 9-1. Operator Troubleshooting – In-Cycle Alarms (Continued)
Condition Alarm Screen on Sterilizer Control
Service Information