Midmark M11 - Page 7

English-7
004-1032-00
TP210 Rev. A
© 2012 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 |
[Revised: 8/15/17]
Troubleshooting Chart - continued
Problem Display / Symptom Cause Check Action
High Temperature
High Temperature. Maintenance not performed. Verify weekly & monthly maintenance has been
performed by customer.
Refer to User Guide.
Perform monthly maintenance.
High Limit Thermostats open. Verify if unit still overheated. Unplug unit for 60 seconds, then plug
unit into a dedicated, properly rated circuit.
Allow unit to cool for 30 minutes.
Office running back to back cycles. Check if operator is running consecutive
cycles without completing the DRY cycle.
Complete full cycle.
If the unit skips the Fill mode...
Tray rack / tray plate not installed
properly.
Inspect tray rack / tray plate for proper
installation. (The 45 degree angled end
of tray plate must be positioned upward
and to the back of the chamber)
Install tray rack / tray plate properly.
(M11) Mesh filter not in place. Verify filter is in place. Re-Install filter.
Water Level sensor malfunctioning / dirty. Inspect water level sensor.
(Check for residual moisture)
Clean / Dry water level sensor.
(Clean with Speed-Clean and scotch bright
pad)
Verify if filling or skipping fill.
(“FILLING CHAMBER” will display on
display for 30-60 seconds)
Perform: Water Level Sensor Testing
Replace water level sensor.
If the unit completes the Fill mode…
Sterilizer is not level.
(remove tray / trays)
Verify support surface is level. Place sterilizer on a level support surface.
Verify water on all sides of chamber are
equal.
Pressure Leaks. Check for loose / worn door and dam
gaskets or water leaking around door.
Verify door and dam gaskets are installed
properly. (Replace gasket kit 1x year)
Clean / Replace gaskets.
Check all plumbing fitting connections for
leakage.
Tighten or replace fittings.
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Style A