Checkpoints
What if?
Then
Cycle does not initiate
Check for alarms:
or terminates in mid-cycle
TEMP IS HIGH, AIR SENSOR ERROR, TEMP CNTRL ERROR
Units are stacked
A Sterilization Cycle performed on either unit affects performance on second unit.
Do not use second unit during Sterilization Cycle. The Sterilization Cycle may be performed
on both units simultaneously, with proper electrical connection.
No action is taken within
Unit returns to normal operation, SYSTEM OK
5 minutes, following display prompt
Need to cancel cycle in progress
Hold down Sterilization Cycle initiation button for 3 seconds
Sensor hole plugs are not installed
The cycle will not continue. REMOVE SENSORS shows in the display.
If not installed within 5 minutes, unit returns to normal operation, System OK.
The outer door is opened during the
An outer door alarm occurs: CLOSE DOOR in the display, plus an audible (cannot be
Heat or Sterilization phases
silenced) and visual alarm.
The outer door is open longer than
Cycle is cancelled, unit goes to CANCELLED COOL PHASE*
20 seconds during phases listed above
The outer door is open during the
An outer door alarm occurs (cannot be silenced)
Cool Down phase when the temp
is 60°C or greater
Power interruption during the
HEAT PHASE resumes if the chamber temperature was less than 90°C when power was
HEAT PHASE
interrupted
HEAT PHASE resumes if the chamber temperature was greater than 90°C when power was
interrupted, and the temperature dropped less than 1°C
CANCELED COOL PHASE* starts if the chamber temp drop is more than 1°C
Power interruption during the
HEAT PHASE begins if the chamber temperature has not dropped below 139°C
STERILIZATION PHASE
STERILIZATION PHASE starts again when the chamber temperature reaches 140°C
CANCELED COOL PHASE* starts if the chamber temp dropped below 139°C
Sensor hole plugs are not removed
INSTALL SENSORS is displayed until the sensor hole plugs are removed. All control is
at the end of the cycle.
delayed for 1 minute to allow time to reinstall the sensors.
Sensor hole plugs are removed, but
RH level in chamber reaches saturation and CO
2
level becomes dangerously high.
sensors are not reinstalled correctly.
* CANCELED COOL PHASE - The display toggles between “CYCLE CANCELLED” and “COOL PHASE”
When the temperature cools down to the original set operating temperature or 30°C, whichever is higher, the display toggles
between “CYCLE CANCELLED”, “REPLACE SENSORS”, and “PRESS ENTER”. The green LED is lighted but no longer flashes.
After the unit is powered back on with the CO
2
sensor reinstalled, the display returns to “SYSTEM OK”.
Steri-Cult Incubator ______________________________________________________________________Sterilization Cycle
8 - 2
