Buxton Medical 9400
Buxton Medical · Model 9400
• Choice of Allen-Bradley Microprocessor or Electro-Mechanical Control Systems • Standard “Off-the-Shelf” Components • Manufactured with Non-Proprietary Parts for Rapid and Cost-Effective Repairs • Rigid Brass Piping with Threaded Connections and Unions for Ease of Service and Leak Free Operation • Exclusive Automatic Chamber Exhaust Feature allows for Unloading of Sterilizer in the Case of Power Failure or at the Operators Discretion • Proven Inherent Quality that will Provide Years of Trouble-Free Operation • Single selector buttons with illuminated cycle indicators promote simple, error free operation • Modular design for ease of service • Cycle sequence shall be easily monitored through the use of dependable indicator lights displaying each phase of cycle • Temperature control and documentation is assured with the use of an inkless recorder controller
Key tips
- ·A failed biological indicator means the entire load is not sterile - no exceptions, regardless of how the cycle printout looks.
- ·Door gasket wear is the most common real cause of a failed vacuum/pressure test - check it before deeper diagnostics.
- ·Water quality directly affects steam-cycle validity - don't ignore scale or mineral buildup.
Typical Failure Modes
Failure patterns typical of this equipment class - general BMET reference, not verified against this exact unit's own service history unless flagged. Severity is a category-level estimate.
Door gasket / seal leak
HighSymptoms: Pressure loss, long cycle, steam leak.
Root cause: Aged rubber gasket.
Steam generator / heater fault
HighSymptoms: No steam, low temp, cycle abort.
Root cause: Failed heating element or scale buildup.
Vacuum pump failure
MediumSymptoms: Poor air removal, non-condensable gas fault.
Root cause: Worn vanes/seals.
Water quality / feed fault
LowSymptoms: Scaling, conductivity alarm.
Root cause: RO/DI system failure.
Serviceable Parts & Consumables
The parts a BMET typically services on this class of equipment. Service class and relative cost are general engineering estimates for the category, not figures from this unit's documentation. Part numbers appear only when pulled from this unit's own service manual. Always confirm intervals and pricing against the manufacturer.
Vacuum pump & seals
Class Periodic replacementRel. cost $$$R&R Difficult
Chamber temperature sensor
Class Periodic replacementRel. cost $$R&R Moderate
RO/DI feed cartridge
Consumable.
Class Frequent wear itemRel. cost $R&R Easy
Door gasket / seal
Most-replaced wear item.
Class Periodic replacementRel. cost $$R&R Fairly easy
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Vacuum pump & seals | Periodic replacement | $$$ | Difficult |
| Chamber temperature sensor | Periodic replacement | $$ | Moderate |
| RO/DI feed cartridge Consumable. | Frequent wear item | $ | Easy |
| Door gasket / seal Most-replaced wear item. | Periodic replacement | $$ | Fairly easy |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
PM Checklist
Preventive-maintenance tasks typical of this equipment class. Perform to the manufacturer's procedure and your facility's policy - this is general reference, not a schedule for this specific unit.
- ·Daily biological and chemical indicator test loads
- ·Door gasket / seal inspection
- ·Steam trap and drain strainer cleaning
- ·Annual full PM and pressure-vessel certification
Troubleshooting Approach
A structured starting point derived from the failure modes above. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Door gasket / seal leak
- Confirm the presentation - typically pressure loss, long cycle, steam leak - and note the exact alarm or message and the conditions when it occurs.
- Check the most likely cause first: aged rubber gasket.
- Isolate the affected subsystem using the manufacturer's functional check or self-test, where one is provided.
- If the fault is confirmed and not a field adjustment, service or replace the door gasket / seal per the manufacturer's service documentation.
- Return the device to service only after the manufacturer's functional and applicable electrical-safety checks pass.
- Record the findings, any parts used, and the verification results in the maintenance history.
Symptom: Steam generator / heater fault
- Confirm the presentation - typically no steam, low temp, cycle abort - and note the exact alarm or message and the conditions when it occurs.
- Check the most likely cause first: failed heating element or scale buildup.
- Isolate the affected subsystem using the manufacturer's functional check or self-test, where one is provided.
- If the fault is confirmed and not a field adjustment, service or replace the steam generator heating element per the manufacturer's service documentation.
- Return the device to service only after the manufacturer's functional and applicable electrical-safety checks pass.
- Record the findings, any parts used, and the verification results in the maintenance history.
Technical Specs
- Chamber Volume
- 24 cu. ft.
- Chamber Width
- 24 in
- Chamber Height
- 48 in
- Orientation
- Floor Standing
- Chamber Depth
- 36 in
Typical Location
Where this class of equipment is typically deployed - general reference, not this unit's own placement record.
- Central Sterile Supply Department (CSSD)
- OR sterile core
- Satellite reprocessing areas
Documents & Manuals
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