ERROR CODE C544: STERILIZE MODE

This Troubleshooting Guide is applicable for the following Midmark Autoclave Model Numbers: M9-020 thru -022, M9D-020 thru -022, M11-020 thru -022, M11D-020 thru -022
 

Notice Green LCD Display

 


If Your Midmark has a Green LCD Display as shown above, then this is the right guide for you

 




Midmark M9 & M11 Error Code C544: STERILIZE MODE





Display/Symptom Cause What to Check Solution
C544: STERILIZE MODE
STEAM TEMP LOW
ITEMS NOT STERILE
UNPLUG / REPLUG UNIT

During Sterilization Mode, chamber temperature dropped below the cycles designated sterilization temperature

 Pressure leaking from chamber Check for pressure leaks. Click Here To See "How To Find Pressure Leaks" Repair or replace malfunctioning component
Temperature Sensor malfunctioning Be sure there is nothing touching the temperature sensor. (Example: trays, pouches, cassettes, etc.) Reposition items so nothing touches the temperature sensor
Sterilizer is not level Check surface where autoclave is located to make sure it is level Level with Front Leveling Feet, or move the autoclave to a level surface
Heating element malfunctioning Test the Heating Element Replace The Heating Element if it fails the test

Click Here and scroll down the page for the instructions on testing the Midmark M9 autoclave

Click Here and scroll down the page for the instructions on testing the Midmark M11 autoclave

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