E8 Fixed Centrifuge Troubleshooting Guide

This guide will help you quickly identify and resolve common issues you may encounter with your unit. Before starting any troubleshooting:

Ensure the centrifuge is on a level surface
Verify proper power connection
Check that all tubes are properly balanced
Confirm the lid is completely closed

Common Issues and Solutions:

Problem	Possible Cause	Solution
Unit Won't Power On	Power switch light faulty Power adapter issue Power jack problem	Check power adapter connection Try a different outlet Contact support if persists
Unit Won't Spin	Lid latch misalignment Blown fuse Faulty lid sensor	Check lid latch points to 12 o'clock Adjust latch if needed Contact support for sensor issues
Clicking or Vibration	Unbalanced tubes Loose tube shields	Remove and check all tubes Ensure equal tube weights Verify tube shield placement
Stops During Operation	Faulty IR sensor Timer malfunction	Check for error messages Contact support for repair
Not Reaching Full Speed	Defective motor Cracked speed wheel	Contact support for evaluation

Model Specifications:

Revision I (Current Model)

Fixed speed range: 500-3,500 RPM
Speed tolerance: +10% / -5%
30-minute timer included
No fuse or speed wheel

Speed Requirements

Minimum: 500 RPM
Maximum: 3,500 RPM
Normal operating range: Within specified tolerances

Important Notes

All returned Revision H units are upgraded to Revision I
Calibration certificates available ($60 per unit)
Contact Amanda for grace period inquiries

Preventive Maintenance:

Daily Checks

Clean the chamber after each use
Inspect tube shields for damage
Verify lid latch alignment
Check for unusual noises or vibration

When to Contact Support:

Contact LW Scientific technical support if you experience:

Persistent power issues
Continuous spinning after timer ends
Speed fluctuations
Unusual noises
Lid sensor problems

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