High-performance maintenance is essential for keeping an oil-free blower system running at peak efficiency. The Atlas Copco 2901990931 C Maintenance Kit is designed specifically for the ZS4VSD blower series. It ensures reliable performance, stable airflow, reduced downtime, and long service life. As an authorized distributor, Seadweer Air Compressor Co., Ltd. supplies this original Atlas Copco kit to global customers who demand consistent quality and dependable operation.

This kit includes carefully selected components engineered to meet Atlas Copco’s strict quality standards. Industrial users rely on it to maintain high efficiency, predictable maintenance cycles, and long-term cost savings. Whether your facility runs continuous or variable operations, this kit helps your ZS4VSD blower maintain stable output and optimized energy use.
Contents
Technical Specifications
| Item | Description |
| Part Name | C-MAINTENANCE KIT |
| Part Number | 2901990931 |
| Manufacturer | Atlas Copco |
| Supplied By | Seadweer Air Compressor Co., Ltd. |
| Origin | BE |
| Tarrif Code | 84149090 |
| Weight | 10.9 kg |
| Width | 495 mm |
| Height | 432 mm |
| Length | 584 mm |

Product Overview
The Atlas Copco 2901990931 C Maintenance Kit supports the ZS4VSD oil-free blower’s performance throughout its scheduled service interval. Atlas Copco designs these components to maintain optimal air quality, mechanical stability, and energy efficiency. Each part fits precisely, reducing unnecessary wear and providing consistent airflow performance.
Seadweer Air Compressor Co., Ltd. supplies this genuine kit to ensure customers receive reliable, factory-tested components that meet the highest standards. With regular use, your ZS4VSD blower achieves longer service life, more stable output, and lower operational risk.
This kit fits demanding industrial environments where uptime is critical, including pharmaceuticals, electronics, food packaging, chemical processing, and wastewater facilities.

Key Advantages
1. Improved System Reliability
The kit helps your blower maintain clean, stable airflow, reducing unexpected stoppages and extending the air compressor air end lifespan.
2. Higher Maintenance Accuracy
All parts match the original engineering specifications. This ensures tight tolerances and minimizes the risk of improper maintenance.
3. Extended Blower Performance
The kit supports the ZS4VSD blower in delivering constant airflow efficiency. This helps reduce overall operating costs and enhances output stability.
4. Lower Total Cost of Ownership
Regular use of this maintenance kit can reduce long-term mechanical wear by 30%, providing measurable cost benefits over time.
5. Energy Efficiency Support
A well-maintained blower can improve energy performance by 15%, directly lowering utility consumption.
6. Easy and Safe Installation
Each component is engineered for straightforward replacement, ensuring technicians can complete scheduled maintenance quickly and accurately.

FAQs
1. Is this kit compatible with all ZS4VSD blowers?
Yes, the 2901990931 C Maintenance Kit is engineered specifically for Atlas Copco ZS4VSD blower models.
2. Does Seadweer supply only original parts?
Yes, Seadweer Air Compressor Co., Ltd. supplies 100% original Atlas Copco products.
3. How often should I replace the C Maintenance Kit?
The replacement interval follows Atlas Copco’s service guidelines for the ZS4VSD series. Refer to your manual for the exact hour schedule.
4. Can using this kit improve energy efficiency?
Yes, proper maintenance using genuine parts can improve system energy efficiency by 15%.
5. Do you ship this kit internationally?
Yes, Seadweer provides global shipping with secure packaging and fast delivery options.

More Kits List
If you need other Atlas Copco air compressor kits, we provide more models in the table below or you can submit your requirements to us directly.
| Part Number | Part Name | Part-Number |
| 2910006500 | KIT-SERVICE | 2910-0065-00 |
| 2910006400 | KIT-SERVICE | 2910-0064-00 |
| 2910006300 | KIT-SERVICE | 2910-0063-00 |
| 2910006200 | KIT-SERVICE | 2910-0062-00 |
| 2910006100 | KIT-SERVICE | 2910-0061-00 |
| 2910006001 | KIT-SERVICE | 2910-0060-01 |
| 2910005900 | KIT-SERVICE | 2910-0059-00 |
| 2910005800 | KIT-SERVICE | 2910-0058-00 |
| 2910005700 | KIT-SERVICE | 2910-0057-00 |
| 2910005600 | KIT-SERVICE | 2910-0056-00 |
| 2910005500 | KIT-SERVICE | 2910-0055-00 |
| 2910005000 | KIT-SERVICE | 2910-0050-00 |
| 2910004900 | KIT-SERVICE | 2910-0049-00 |
| 2910004800 | KIT-SERVICE | 2910-0048-00 |
| 2910004700 | KIT-SERVICE | 2910-0047-00 |
| 2910004600 | KIT-SERVICE | 2910-0046-00 |
| 2910004500 | KIT-SERVICE | 2910-0045-00 |
| 2910004400 | KIT-SERVICE | 2910-0044-00 |
| 2910004100 | KIT-SERVICE | 2910-0041-00 |
| 2910003800 | KIT-SERVICE | 2910-0038-00 |
| 2910003700 | KIT-SERVICE | 2910-0037-00 |
| 2910003000 | KIT-SERVICE | 2910-0030-00 |
| 2910002901 | KIT-SERVICE | 2910-0029-01 |
| 2910002200 | KIT-SERVICE | 2910-0022-00 |
| 2910002100 | KIT-SERVICE | 2910-0021-00 |
| 2910002000 | KIT-SERVICE | 2910-0020-00 |
| 2910001900 | KIT-SERVICE | 2910-0019-00 |
| 2910001800 | KIT-SERVICE | 2910-0018-00 |
| 2910001700 | KIT-SERVICE | 2910-0017-00 |
| 2910001600 | KIT-SERVICE | 2910-0016-00 |
| 2910001500 | KIT | 2910-0015-00 |
| 2910001400 | KIT-SERVICE | 2910-0014-00 |
| 2910001300 | KIT-SERVICE | 2910-0013-00 |
| 2910001200 | KIT-SERVICE | 2910-0012-00 |
| 2910001100 | KIT-SERVICE | 2910-0011-00 |
| 2910000900 | KIT-SERVICE | 2910-0009-00 |
| 2910000800 | KIT-SERVICE | 2910-0008-00 |
| 2910000600 | KIT-SERVICE | 2910-0006-00 |
| 2910000501 | KIT-SERVICE | 2910-0005-01 |
| 2910000401 | KIT-SERVICE | 2910-0004-01 |
| 2910000300 | KIT-SERVICE | 2910-0003-00 |
| 2910000200 | KIT-SERVICE | 2910-0002-00 |
| 2910000100 | KIT-SERVICE | 2910-0001-00 |
| 2910000001 | SERVICE KIT | 2910-0000-01 |
| 2908012501 | KIT SPM 7 -POINTS MK | 2908-0125-01 |
| 2908012401 | KIT SPM 5-POINTS MKI | 2908-0124-01 |
| 2907011600 | FIELDSOLUTIONKIT G-S | 2907-0116-00 |
| 2907011300 | MODIF.KIT GA200/315 | 2907-0113-00 |
| 2907009400 | MD600 LOW LOAD KIT | 2907-0094-00 |
| 2907009100 | MD300 LOW LOAD KIT | 2907-0091-00 |




















Thomas L –
A trustworthy source for blower parts.
We ordered the 2901990931 C Maintenance Kit for our ZS4VSD blower from Seadweer Air Compressor Co., Ltd. The kit was perfectly comprehensive, containing all necessary high-quality OEM components, including critical bearings and seals. The accuracy of the kit significantly streamlined our maintenance schedule, minimizing costly downtime. Post-maintenance, the blower is running smoothly, with low vibration and noise levels confirmed. Seadweer’s reliable service ensures the continued high performance of our process equipment.