SciCan STATCLAVE G4 - Page 91

91
CF #
Description
Possible causes
Phase of the cycle
CF 54
Measured pressure
LESS than calculated
pressure at
205 kPa (for 121°C cycle)
Pressure and/or temperature sensor
miscalibration.
Unable to generate steam, or there is a
leak in the system.
STERILIZATION
CF 55
Measured pressure
MORE than calculated
pressure at
225 kPa (for 121°C cycle)
Pressure sensor miscalibration.
Unable to depressurize cassette
(blocked exhaust, failed valve).
STERILIZATION
CF 60
Chamber temperature
LESS than
132°C (for 132°C cycles)
134°C (for 134°C cycles)
Pressure and/or temperature sensor
miscalibration.
Poor air removal during conditioning
(exhaust blockage).
Not able to generate steam or a leak in
the system.
STERILIZATION
CF 61
Chamber temperature
MORE than
135°C (for 132°C cycles)
137°C (for 134°C cycles)
Pressure and/or temperature sensor
miscalibration.
Unable to depressurize cassette
(blocked exhaust, failed solenoid valve).
STERILIZATION
CF 62
Measured pressure
LESS than calculated
pressure
291 kPa (for 132°C cycle)
309 kPa (for 134°C cycle)
Pressure and/or temperature sensor
miscalibration
STERILIZATION
CF 63
Measured pressure
MORE than calculated
pressure
309 kPa (for 132°C cycle)
327 kPa (for 134°C cycle)
Pressure and/or temperature sensor
miscalibration.Unable to depressurize
cassette (blocked exhaust, failed
valve).Poor air removal (partial exhaust
blockage).
STERILIZATION
CF 64
Measured pressure
LESS than calculated
pressure at
287 kPa (for 132°C cycle)
304 kPa (for 134°C cycle)
Pressure and/or temperature sensor
miscalibration.
Unable to generate steam, or there is a
leak in the system.
STERILIZATION
CF 65
Measured pressure
MORE than calculated
pressure at
313 kPa (for 132°C cycle)
332 kPa (for 134°C cycle)
Pressure sensor miscalibration.
Unable to depressurize cassette
(blocked exhaust, failed valve).
STERILIZATION
CF 70
Timer error
The time maintained by
the internal timer of the
processor didn’t match
the time maintained by
the external real-time
clock
Damaged controller board
Steam leak
STERILIZATION