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  6. We will return it within 10 days after it arrives at our factory (Tokyo Tamagawa Factory).

We will return it within 10 days after it arrives at our factory (Tokyo Tamagawa Factory).

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last updated:Jan 21, 2026

Unozawa-gumi Iron Works, Limited
Unozawa-gumi Iron Works, Limited
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1. Disassembly investigation based on equipment design 2. Work is carried out in a maintenance factory equipped with skilled technical staff 3. Inspections are conducted before shipment, and inspection reports are submitted

☆Three Advantages of Manufacturer Maintenance☆ - Based on the equipment design (such as internal gaps and standard values for each component), we will provide a detailed report on the current condition of your equipment. - After maintenance is completed, we will submit a maintenance result report. - We will provide an inspection certificate. (Note) Depending on the usage conditions and state of the equipment, as well as special equipment, it may be difficult to return it within 10 days.

    Vacuum Equipment
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We will return it within 10 days after it arrives at our factory (Tokyo Tamagawa Factory).

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  • Unosawa Group Iron Works Co., Ltd. Service Homepage
  • Special site - Product/service details - https://pr.mono.ipros.com/unozawa/product/

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☆Three Advantages of Manufacturer Maintenance☆ 1. Report on Disassembly Investigation Based on Equipment Design After arrival, a disassembly investigation will be conducted. Based on the equipment design (such as internal gaps and reference values for each component), we will provide a detailed report on the current condition of your equipment. Based on the investigation results, we will also report any necessary replacement parts for the next maintenance, helping you to implement planned maintenance. 2. Maintenance Work by Skilled Technicians Familiar with Experience and Know-How Utilizing years of know-how and experience, skilled technical staff will carry out maintenance work at the manufacturer service factory. After maintenance is completed, we will provide a maintenance result report, which will be useful for your maintenance planning. 3. Manufacturer Inspection Before Shipment Before shipment, inspections similar to those for new products will be conducted. We will provide an inspection report, which will help you understand the current equipment performance and assist in your equipment renewal planning.

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Our factory has established service and inspection systems, and we have a wealth of experience in handling customer maintenance requests, receiving positive feedback from our clients.

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Vacuum pump and blower maintenance will be returned in 10 days.

Vacuum pump and blower maintenance will be returned in 10 days.

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Unozawa-gumi

Unozawa-gumi Iron Works, Limited

Industrial Machinery

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Our company has been delivering excellent products to the world as a specialized manufacturer of vacuum pumps and blowers. In response to the rapidly increasing focus on "Sustainable Development Goals (SDGs)" in recent years, we have been developing environmentally friendly dry vacuum pumps (the world's first multi-stage Roots type) for over 40 years, with numerous delivery records both domestically and internationally. Leveraging the know-how accumulated over many years, we will continue to develop products that meet the needs of the times and propose optimal solutions to fulfill our customers' requests and trust.

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