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Brazilian manufacturer since 1948 · Exports to more than 30 countries

Parts technical support

Updated on By Moinhos Vieira – technical team

3D technical drawings of the MCS and MCD series mills (shafts, bushings, bearings, rotor, cyclone, sleeve box, bag filter and butterfly valve), video guides from the MCS Series Instruction Manual, step-by-step MCO Series guides and what the MCS, MCD and MCO Series manuals cover.

Technical drawings in 3D

Manual guides

Each guide summarises one section of the MCS Series Instruction Manual. When there is a video of the procedure, it appears in the guide.

Vieira MCO hammer mill guides

Dedicated MCO Series guides, written from the series Instruction Manual. If in doubt, contact technical assistance before going on.

Technical support

Request technical support

Tell us the mill's status and what is happening. If the mill is stopped, select "Stopped (urgent)".

  • A stopped mill gets priority
  • Support from the factory team
  • Photos help: send them via WhatsApp with your request code

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Mon–Thu, 8am–5pm · Fri, 8am–4pm (Brazil time)

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Chat on WhatsApp

Before opening WhatsApp, leave your name and your number. The right team will receive your request with a code.

We use the data in this form to answer your request and prepare our sales response. If you accepted statistics or marketing cookies, the pages you visited on this site will be linked to your request. Learn more in our Privacy notice.