This article covers the "New Style" Midmark M9 and M11 error codes.

Midmark “New Style” M9 and M11 Error Codes Leave a comment

When you buy a new or refurbished “New Style” Midmark M9 or Midmark M11 autoclave and it starts doing things that you didn’t expect, we understand. And we’d like to help, specifically about one thing you can end up seeing on your Midmark autoclaves, ERROR  CODES. You can search online all day, waste your time and may not yield any results, and that’s what we’re here for.

Now you could also use our Free Autoclave Technical Support Program and call us anytime, but you may not have time for that. So we’re going to tell you about the “New Style” Midmark M9 and M11’s error codes so that you can get a better understanding on what causes the issue and how to go about fixing it.

In this article, we’ll provide the error code, it’s possible cause, and the solution to fix the “New Style” Midmark M9 and M11.

Please remember that if you have any questions about any of these we offer truly FREE tech support. So you can give us a call and we will help you get through them.

 

Error Codes

C010: POWER UP MODE SYSTEM POWER LOSS

Possible Cause: Unit had loss of power during cycle.

Solution: Press STOP button to restart.

 

C060: POWER UP MODE SYSTEM HARDWARE

Possible Cause: Power was interrupted briefly or an internal glitch.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative. 

 

C102: FILL MODE STOP PRESSED

Possible Cause: STOP button was pressed during cycle.

Solution: Press STOP button to restart.

 

C103: STERILIZE OR VENT MODE STOP PRESSED

Possible Cause: STOP button was pressed during cycle.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode where a new cycle may be initiated. 

 

C104: STERILIZE OR VENT MODE STOP PRESSED

Possible Cause: STOP button was pressed during cycle.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode where a new cycle may be initiated.

 

C105: STERILIZE OR VENT MODE STOP PRESSED

Possible Cause: STOP button was pressed during cycle.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode where a new cycle may be initiated.

 

C106: DOOR MODE STOP PRESSED 

Possible Cause: STOP button was pressed during cycle.

Solution: Press STOP button to restart.

 

C232: FILL MODE WATER LOW

Possible Cause: Water level in reservoir is too low or Fill/Vent filter (bottom of chamber) is clogged.

Solution: Refill water reservoir with distilled water, or water that meets the referenced water purity specifications. Wait briefly (up to one minute). Press STOP button to return to select cycle mode where a new cycle may be initiated. or Clean Fill/Vent filter.

 

C326: DOOR MODE DOOR CLOSED 

Possible Cause: Door latch safety switch is still making contact after door motor operated. 

Solution: Open door.

 

C382: FILL DOOR OPEN

Possible Cause: Sterilizer detects that the door safety switch contacts open.

Solution: Close the sterilizer door. (cycle will continue from where it left off)

 

C383: HEATUP MODE DOOR OPEN 

Possible Cause: Sterilizer detects that the door safety switch contacts open.

Solution: Wait briefly (1 minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode. Initiate a new cycle. 

 

C384: STERILIZE MODE DOOR OPEN

Possible Cause: Sterilizer detects that the door safety switch contacts open.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C533 through C633: STEAM TEMP LOW or STEAM TEMP HARDWARE or PRESSURE LOW 

Possible Cause: Sterilizer detects that temperature and / or pressure is outside the limits for normal operation. 

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C642: PRESSURE HIGH 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode. Initiate a new cycle. 

 

C643: PRESSURE HIGH 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode. Initiate a new cycle.

 

C644: PRESSURE HIGH 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode. Initiate a new cycle.

 

C645: PRESSURE HIGH 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode. Initiate a new cycle.

 

C646: PRESSURE HIGH 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode. Initiate a new cycle.

 

C647: PRESSURE HIGH 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Wait briefly (up to one minute) while chamber pressure / temperature dissipates. Press STOP button to return to select cycle mode. Initiate a new cycle.

 

C660: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C661: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C662: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C663: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C664: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C665: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C666: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C667: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C668: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C669: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C670: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C671: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C672: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C673: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C674: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C675: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C676: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C677: PRESSURE HARDWARE or PRESSURE OVERLIMIT 

Possible Cause: Chamber pressure is outside the limits for normal operation.

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.

 

C980 through C987: HI-LIMIT OPEN

Possible Cause: High limit switch has opened for at least 1/4 second during specific operational mode. 

Solution: Unplug unit power cord for 1 minute and then plug back in. If problem persists, contact an authorized service representative.


Check out our Free Autoclave Technical Support Program here.  

Also we have our Free Preventative Maintenance Program here. 

And we offer Free Virtual Tech Support here.


The Midmark M9 is available here.

Midmark M9 Parts are available here.

The Midmark M11 is available here. 

Midmark M11 Parts are available here.

 

 

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