Atlas Copco 8000-Hour Maintenance Kit Replacement – 2906082800

The Atlas Copco 2906082800 is a preventive 8000-hour / 2-year maintenance kit designed to maintain the performance and reliability of applicable stationary oil-free compressors. Atlas Copco specifically lists the kit for ZT 55–90 and provides a kit weight of approximately 846 g.

The kit contains wear parts and inspection components used during scheduled maintenance, including an IMD300 rotor inspection kit, demister, strainer, O-ring and other wear components.

Working Process

1. Scheduled Maintenance – The kit is used during the compressor’s 8000-hour or 2-year service interval.
2. Inspection – Wear-prone components are inspected for deterioration, contamination and damage.
3. Wear-Part Replacement – Components supplied in the kit are replaced as required.
4. Rotor Inspection – The IMD300 rotor inspection kit supports inspection of the dryer rotor.
5. Moisture Separation – The demister helps remove entrained moisture from the relevant air stream.
6. Filtration – The strainer helps prevent unwanted particles from entering or circulating through the applicable system.
7. Sealing – Replacement O-rings restore sealing at serviced connections.
8. Performance Verification – After maintenance, the compressor and dryer are checked for leakage and normal operation.

Kit Components

Atlas Copco lists the following components for 2906082800:

Main Functions

• Supports scheduled 8000-hour maintenance.
• Replaces important wear components.
• Supports IMD300 dryer rotor inspection.
• Maintains effective moisture separation.
• Maintains strainer performance.
• Restores sealing with replacement O-rings.
• Helps maintain compressor and dryer reliability.
• Helps reduce unexpected downtime.

Possible Problems Without Proper Maintenance

Delayed maintenance can contribute to:

• Reduced compressor performance.
• Increased wear of service components.
• Moisture-management problems.
• Dryer performance deterioration.
• Increased leakage risk.
• Higher maintenance costs.
• Unexpected compressor or dryer downtime.

Maintenance Procedure

1. Shut down the compressor according to the applicable Atlas Copco service procedure.
2. Isolate the electrical supply.
3. Fully depressurize the compressor.
4. Allow the equipment to cool.
5. Open the required service areas.
6. Inspect the compressor and IMD300 dryer components.
7. Replace the specified wear parts from 2906082800.
8. Inspect the IMD300 rotor using the supplied inspection kit.
9. Replace/clean the demister as required.
10. Replace the strainer where specified.
11. Replace the supplied O-ring.
12. Check all serviced connections for correct sealing.
13. Reassemble the equipment.
14. Restart the compressor according to the service procedure.
15. Check for leaks, abnormal noise, vibration and temperature.
16. Verify normal compressor and dryer performance.
17. Record the completed maintenance.

Technical Summary

Recommended catalog title:
Atlas Copco 2906082800 – 8000-Hour B-Maintenance Kit for ZT 55–90 Oil-Free Compressors with IMD300, 2906-0828-00.

Atlas Copco’s official product information confirms the 8000-hour / 2-year maintenance purpose, ZT 55–90 application, component list and 846 g weight.

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