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What This Guide Helps With
Addresses reported steam or process-fluid delivery problems and helps distinguish applicable sterilizer functions from incorrectly attributed chemistry or detergent issues.
Step-by-Step Troubleshooting
1. Protect the Load and Confirm the Process Involved
Do not use a cycle with suspected steam or required process-fluid delivery failure. Quarantine any affected load until it has been successfully reprocessed.
First verify what staff mean by “detergent,” “chemistry,” or “steam.” Do not assume the sterilizer uses a detergent or chemical-delivery function simply because the issue was reported that way.
Expected outcome: The actual failed process is identified and no questionable load is released.
2. Verify the T-Edge 10 Configuration and Intended Function
Confirm the installed sterilizer configuration and approved process using current manufacturer documentation and facility records.
If the reported detergent or chemistry function is not part of this sterilizer's configuration, identify whether the complaint actually concerns water quality, steam generation, cleaning performed before sterilization, or another piece of equipment.
Expected outcome: Troubleshooting is directed at an actual function of the installed device rather than an assumed chemistry system.
3. Confirm Water Availability
For steam-generation concerns, verify the required water source or reservoir condition. Inspect accessible water connections for kinks, disconnection, leakage, or obvious restriction.
Expected outcome: Appropriate water is available to support the sterilization process.
4. Inspect the Chamber and Accessible Fluid Paths
When cool and safe, check the chamber and accessible drain or water areas for debris or residue that could interfere with normal water or steam handling.
Expected outcome: Accessible process-fluid paths are clear.
5. Check Door Sealing
Inspect the door gasket and mating surfaces for contamination or visible damage that could allow steam to escape rather than maintain normal chamber conditions.
Expected outcome: The chamber can seal normally during steam generation.
6. Verify the Intended Cycle and Load
Confirm the correct sterilization cycle is selected and the chamber is not overloaded or arranged in a way that interferes with normal steam contact.
Expected outcome: Cycle selection and load arrangement support normal steam sterilization.
7. Observe a Controlled Verification Cycle
Using approved test conditions, observe whether the sterilizer progresses normally through water admission, heating, steam exposure, and subsequent phases as applicable.
Stop the test for visible steam leakage, uncontrolled water release, or another unsafe condition.
Expected outcome: Steam-related cycle progression is normal and no external leakage is observed.
8. Verify Process Performance
Complete required physical, chemical, biological, or facility-specified sterilization checks appropriate to the cycle.
Expected outcome: Steam sterilization performance is verified. If required process checks pass, troubleshooting can stop.
9. Check Upstream or Adjacent Equipment When Appropriate
If the reported “detergent” or “chemistry” problem actually originates during cleaning before sterilization, evaluate the correct washer, ultrasonic cleaner, detergent dispenser, or associated process rather than altering the sterilizer.
Expected outcome: The complaint is assigned to the correct equipment or process.
10. Escalate Persistent Steam-Delivery Problems
If water, load, sealing, and cycle selection are correct but the sterilizer cannot develop or maintain its normal steam process, remove it from service.
Expected outcome: Internal heating, valve, plumbing, sensing, or control problems are evaluated by qualified personnel.
If the Problem Persists
Common external causes involving the water source, door seal, load, cycle selection, and accessible fluid paths have been ruled out. Persistent steam-delivery failure may involve internal heating, valves, pumps, sensing, plumbing, or control systems.
Remove the sterilizer from service, label it Out of Service, and arrange qualified bench or manufacturer-supported service using appropriate Tuttnauer documentation and approved test equipment.
If the reported detergent or chemistry function is not part of the installed sterilizer, document that finding and route the complaint to the appropriate cleaning or processing equipment. Complete required sterilization-process verification before return to service. Knowing when to stop external troubleshooting is proper troubleshooting.
Clinical Use Tip
Sterilization does not correct inadequate pre-cleaning; confirm that a reported “chemistry” problem actually belongs to the sterilizer before troubleshooting the wrong device.
Work Order Documentation (CCR Method)
CCR = Complaint, Cause, Resolution
Complaint
What was reported by the clinical staff.
Example:
"Sterile Processing reported that the Tuttnauer T-Edge 10 was not producing normal steam conditions during the cycle."
Cause
What was observed during troubleshooting.
Example:
"Clinical Engineering found the sterilizer water supply reservoir below the required operating condition for the planned cycle."
Resolution
What action was taken.
Example:
"The water condition was corrected using the approved process, and the sterilizer completed the required verification cycle successfully."
Helpful Details to Include (If Known)
- Whether complaint concerns steam, detergent, or another chemistry
- Installed sterilizer configuration
- Water source or reservoir condition
- Accessible connections
- Door gasket condition
- Cycle selected
- Load arrangement
- Visible steam or water leakage
- Process-verification results
- Whether another device owns the reported chemistry function
- Final device status
Final Thought
First make sure the complaint matches a real function of the installed sterilizer. For genuine steam-process problems, work from water, sealing, loading, and cycle selection inward, then escalate safely when normal sterilization performance cannot be verified.
That is successful troubleshooting.