Makita 9521NB, 9522NB manual Optional Accessories, Replacement of carbon brushes

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Replacement of carbon brushes (Fig. 8 & 9)

Whenever carbon brushes must be replaced, they cut out the tool automatically. When this occurs, replace both carbon brushes at the same time. Use only identical car- bon brushes.

To maintain product safety and reliability, repairs, mainte- nance or adjustment should be carried out by a Makita Authorized Service Center.

OPTIONAL ACCESSORIES

CAUTION:

These accessories or attachments are recommended for use with your Makita tool specified in this manual. The use of any other accessories or attachments might present a risk of injury to persons. Only use accessory or attachment for its stated purpose.

If you need any assistance for more details regarding these accessories, ask your local Makita Service Center.

Wheel guard

Abrasive disc

Depressed center wheel

Lock nut 48 (For abrasive disc)

Inner flange 40 (For depressed center wheel)

Lock nut wrench

Lock nut 40 (For depressed center wheel)

Grip

Rubber pad

NOTE:

Some items in the list may be included in the tool pack- age as standard accessories. They may differ from country to country.

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Contents Double Insulation Angle Grinder 9521NB 9522NBPower supply SymbolsModel 9521NB 9522NB Intended usePage Page Explanation of general view Grinder Safety Warnings Kickback and Related Warnings Operating Instructions MaintenanceReplacement of carbon brushes Optional AccessoriesPage Page Makita Corporation

9522NB, 9521NB specifications

The Makita 9521NB and 9522NB are versatile tools designed for professionals and DIY enthusiasts alike, showcasing impressive features and technologies that enhance productivity and efficiency. These models are part of Makita's extensive lineup of power tools, known for their reliability and innovative engineering.

The Makita 9521NB is a high-performance angle grinder that boasts a powerful 720-watt motor. This robust motor delivers a no-load speed of 11,000 RPM, making it suitable for various grinding and cutting applications. The device is equipped with a durable 125mm (5-inch) diameter grinding disc, ensuring effective material removal while maintaining operator comfort.

On the other hand, the Makita 9522NB offers slightly enhanced capabilities, featuring a 1,000-watt motor that provides a no-load speed of 12,000 RPM. This additional power makes the 9522NB ideal for more demanding tasks, such as heavy-duty grinding and polishing. Both models are designed with ergonomic handles that facilitate a firm grip, reducing operator fatigue during extended use.

One of the standout technologies in these grinders is the labyrinth construction, which protects essential components from dust and debris, ensuring a longer lifespan for the tool. Additionally, both models feature an adjustable protective guard that enhances safety during operation by preventing accidental contact with the grinding disc. The guard can be easily repositioned, allowing users to tailor the tool’s settings for specific tasks.

The 9521NB and 9522NB are engineered with a spindle lock for quick and easy disc changes, significantly reducing downtime. The inclusion of an efficient cooling system also helps prevent overheating, enabling users to work continuously without concerns about performance degradation.

Furthermore, Makita’s commitment to safety is evident in these models through features such as the soft start function, which reduces the kickback during startup and minimizes potential injury. This makes the tools easier to handle, particularly for less experienced users.

In conclusion, the Makita 9521NB and 9522NB are powerful and efficient angle grinders suitable for a wide range of applications. With their durable construction, user-friendly design, and advanced features, they represent a valuable addition to any workshop, ensuring both precision and safety in every grinding or polishing task.