Midmark M11 - Page 38

English-38
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
Error Code:
C575 - continued
C575: VENT MODE
STEAM TEMP OVERLIM
ITEMS NOT STERILE
UNPLUG / REPLUG UNIT
Steam temperature exceeds 284°F
(140°C) during VENT mode.
Pressure Leaks. - continued
Leaking or defective fill valve.
Check for water leaking back into reservoir thru
the fill line.
(Look for bubbles coming from bottom of
reservoir) Perform: Fill Valve Test
Clean / Replace fill valve.
Leaking or defective air valve.
Check for excessive steam coming
thru condensing coil spout.
NOTE: During the HEAT & VENT
modes, it is normal for steam to be
exhausted thru the spout.
Clean / Replace air valve.
Leaking or defective Pressure Relief
Valve. Check for water / steam leakage
from beneath the rear of the sterilizer.
Perform: Pressure Relief Valve Test
Replace pressure relief valve.
Pressure transducer tubing leaking.
Check for steam leakage at pressure
transducer tubing connections.
Secure pressure transducer tubing
connections with high temperature cable ties.
Check all plumbing fitting connections for
leakage.
Tighten or replace fittings.
Error Code:
C576
C576: DOOR OPEN MODE
STEAM TEMP OVERLIM
ITEMS NOT STERILE
UNPLUG / REPLUG UNIT
Steam temperature exceeds 284°F
(140°C) during DOOR OPEN mode.
Temperature sensor malfunctioning. Check for residue build up on temperature
sensor probe.
Clean sensor probe with Speed-Clean,
distilled water, and abrasive pad.
Check that nothing is touching or crowding
the temperature sensor.
(Example: trays, pouches, cassettes, etc.)
Reposition items so nothing touches or
crowds the temperature sensor.
Perform Temperature Sensor
Resistance Test. Allow sensor to cool to
room temperature before testing.
Acceptable range 1.07-1.1K Ω.
Refer to:
Temperature Sensor Resistance Test
Replace temperature sensor.
Perform Temperature Sensor Supply
Voltage Test. Disconnect sensor
harness from J12 on PC board.
On pins 1 & 2 acceptable range is
4.0 - 6.0 VDC. Refer to:
Temperature Sensor Supply Voltage Test
Replace Main PC board.
Error Code:
C577
C577: DRY MODE
STEAM TEMP OVERLIM
ITEMS NOT STERILE
UNPLUG / REPLUG UNIT
Steam temperature exceeds 284°F
(140°C) during DRY mode.
Door spring missing / damaged. If the door motor releases the latch,
but the door remains closed, Inspect
door spring for damage.
Replace door springs.
Verify if door is at the vented position.
(Push in on door with out lifting handle)
Verify the QTY of door springs.
(M11- QTY 2, M9-QTY 1)
Verify door springs are at a 45 degree angle. Place door spring at a 45 degree angle.
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