Leica Biosystems ST5020 Multistainer
Leica Biosystems · Model ST5020 Multistainer
Safer Staining Process- Significantly reduce the potential for user errors as Leica Microsystem’s patented Code-Rack™ technology automatically identifies the desired stain protocol for individual racks and automatically starts the correct process. Simple Programming- Operational safety is enhanced by the Smart Graphical User Interface featuring intuitive software visualization with a color TFT touch-screen, multilingual software, and context-sensitive online help. Match your Laboratory's Needs- Enjoy flexibility with the multiple bath layout with 40 stations including up to 6 wash stations and up to 4 ovens/slide drying stations. Consistent Quality and Convenience- The Leica ST5020 reagent management system (RMS) helps to monitor reagent expiration, reagent rotation and stain quality. As a result: Reagent changes minimize disruptions to workflow and reduce delays. The RMS in conjunction with validated Surgipath reagents and protocols, ensures superior staining and coverslipping quality. Simple Programming- Operational safety is enhanced by the Smart Graphical User Interface featuring intuitive software visualization with a color TFT touch-screen, multilingual software, and context-sensitive online help.
Key tips
- ·Run QC controls before trusting any repair - an analyzer that passes self-test can still report clinically wrong results.
- ·Rule out a reagent lot change before opening the instrument - it can look exactly like a hardware fault.
- ·Centrifuge rotors have a hard retirement age/cycle limit regardless of visible condition - don't eyeball it.
Typical Failure Modes
Compiled for this model from its own documentation and established engineering knowledge for this equipment class - not from a verified service record. Confirm against the manufacturer's service manual.
Transport-arm / slide-basket handling fault
HighSymptoms: Arm will not move to a station, drops or misplaces a basket, transport error / e-stop.
Root cause: Transport-arm drive / belt, a gripper fault, or a home / position-sensor fault.
Reagent-station / water fault
MediumSymptoms: Wash / rinse stations not filling or draining, water-supply alarm, evaporation.
Root cause: Fill / drain valve, a blocked line, or the water-supply connection.
Poor / inconsistent staining
MediumSymptoms: Slides over- / under-stained, uneven, station-time drift.
Root cause: Exhausted reagents, wrong programme, incorrect agitation, or a timing / arm fault.
Oven / drying-station fault
MediumSymptoms: Slides not dried, oven not at temperature.
Root cause: Oven heater or temperature-sensor fault.
Fume-extraction / carbon-filter fault
LowSymptoms: Reagent fumes in the room, filter-change overdue.
Root cause: Saturated carbon filter or a fan fault.
Serviceable Parts & Consumables
Serviceable items for this model, compiled from its documentation and engineering knowledge for this equipment class. Service class and relative cost are estimates, not manufacturer figures; no part numbers are given. Confirm intervals and pricing against the manufacturer.
Transport-arm drive / belt & gripper
Class Periodic replacementRel. cost $$$R&R Difficult
Fill / drain valves
Class Periodic replacementRel. cost $$R&R Moderate
Oven heater / temperature sensor
Class Major service partRel. cost $$R&R Moderate
Activated-carbon fume filter
Class Frequent wear itemRel. cost $R&R Easy
Reagent vessels / lids
Class Periodic replacementRel. cost $R&R Easy
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Transport-arm drive / belt & gripper | Periodic replacement | $$$ | Difficult |
| Fill / drain valves | Periodic replacement | $$ | Moderate |
| Oven heater / temperature sensor | Major service part | $$ | Moderate |
| Activated-carbon fume filter | Frequent wear item | $ | Easy |
| Reagent vessels / lids | Periodic replacement | $ | 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 QC controls run and reviewed
- ·Calibration verification per assay
- ·Routine cleaning and decontamination
- ·Scheduled reagent-path and pump-tubing maintenance
Troubleshooting Approach
A starting sequence for this model, compiled from its documentation and engineering knowledge for this equipment class. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Transport-arm fault
- Clear any obstruction and reset the e-stop.
- Power-cycle and let the arm home.
- Check the transport belt and gripper for wear.
- Run the arm self-test / calibration.
- Replace the belt / gripper or refer the drive as isolated.
Symptom: Poor / inconsistent staining
- Confirm the correct programme and station times.
- Fit fresh reagents and confirm the fill levels.
- Check the water supply and the wash-station fill / drain.
- Run a control slide and compare to a reference.
- Escalate a timing / arm fault to Leica.
Typical Location
Where this class of equipment is typically deployed - general reference, not this unit's own placement record.
- Central / core laboratory
- Point-of-care testing stations
- Blood bank
- Microbiology lab
Documents & Manuals
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Describe a symptom or error code. Bio answers from this device's own documented error codes, failure modes, parts, and guides.
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