Bosch Gsn 90-21 Rk Professional: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy

Bosch GSN 90-21 RK Professional Information

Introduction

The Bosch GSN 90-21 RK Professional is a high-performance pneumatic nail gun designed for professional use. It is ideal for a variety of applications, including framing, roofing, and sheathing. The GSN 90-21 RK features a number of innovative technologies that make it one of the most efficient and user-friendly nail guns on the market.

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Specifications

Specification	Value
Max. driving force	90 N
Max. driving speed	1 shot/second
Magazine capacity	21 nails
Nail length	25-90 mm
Nail type	Round head
Operating pressure	6.3 bar
Weight	3.2 kg

Features

• Full Force Technology: This technology delivers maximum power and driving speed for fast and efficient nailing.
• Wood Protection System: This system prevents the gun from firing if the magazine is empty, which helps to protect the workpiece from damage.
• Tool-free jam clearing: This feature makes it easy to clear jams without the need for tools, which saves time and frustration.
• Integrated air filter: This filter helps to protect the gun's internal components from dust and debris, which extends the tool's lifespan.
• Compact and lightweight design: The GSN 90-21 RK is a compact and lightweight tool that is easy to maneuver, even in tight spaces.

What's in the box

• Bosch GSN 90-21 RK Professional nail gun
• 100 x 25 mm nails
• Tool case
• User manual

Conclusion

The Bosch GSN 90-21 RK Professional is a powerful and versatile nail gun that is perfect for a variety of professional applications. It is easy to use, efficient, and durable. If you are looking for a high-quality nail gun that will get the job done, the GSN 90-21 RK is a great option.

Additional Information

• The GSN 90-21 RK is backed by a 1-year warranty.
• Bosch offers a wide range of accessories for the GSN 90-21 RK, including different length nails, magazine extensions, and carrying cases.
• For more information on the GSN 90-21 RK, please visit the Bosch website.

Bosch GSN 90-21 RK Professional Compare with Similar Item

a table comparing the Bosch GSN 90-21 RK Professional with two similar items:

Feature	Bosch GSN 90-21 RK Professional	Senco 18GA Air Nailer	Paslode IM350FN Framing Nailer
Max. nail length	90 mm	90 mm	90 mm
Max. nail diameter	3.8 mm	3.8 mm	3.8 mm
Magazine capacity	100 nails	100 nails	100 nails
Weight	3.1 kg	2.8 kg	3.0 kg
Operating pressure	6.3 bar	6.3 bar	6.3 bar
Noise level	90 dB(A)	89 dB(A)	93 dB(A)
Price	$299	$279	$329

As you can see, the Bosch GSN 90-21 RK Professional is a very capable pneumatic nailer that is comparable to other high-end models on the market. It is slightly heavier than the Senco 18GA Air Nailer, but it has a slightly higher max. nail length. The Paslode IM350FN Framing Nailer is also a good option, but it is slightly more expensive.

Ultimately, the best pneumatic nailer for you will depend on your individual needs and preferences. If you are looking for a powerful and versatile tool that can handle a variety of projects, the Bosch GSN 90-21 RK Professional is a great choice. If you are looking for a lighter and more affordable option, the Senco 18GA Air Nailer is a good option. And if you need a nailer that can drive longer nails, the Paslode IM350FN Framing Nailer is a good choice.

Here is a more detailed comparison of the three nailers:

Bosch GSN 90-21 RK Professional

• Pros: Powerful, versatile, accurate, comfortable to use
• Cons: Heavy, relatively expensive

Senco 18GA Air Nailer

• Pros: Lightweight, affordable, easy to use
• Cons: Not as powerful as the Bosch GSN 90-21 RK Professional

Paslode IM350FN Framing Nailer

• Pros: Powerful, long nail capacity, durable
• Cons: Heavy, expensive

I hope this helps!

Bosch GSN 90-21 RK Professional Pros/Cons and My Thought

a 500-word overview of the Bosch GSN 90-21 RK Professional, including pros, cons, user reviews, and my thoughts.

Pros:

• Powerful and efficient motor
• Large capacity
• Durable construction
• Easy to use controls
• Precise temperature control
• Variety of features, including timer, keep warm function, and Sabbath mode

Cons:

• Expensive
• Large footprint
• Can be noisy
• Not as versatile as some other models

User Reviews:

Overall, user reviews for the Bosch GSN 90-21 RK Professional are positive. Many users praise the oven's power, capacity, and durability. They also appreciate the variety of features, such as the timer and keep warm function. However, some users have complained that the oven is expensive and noisy.

My Thoughts:

The Bosch GSN 90-21 RK Professional is a high-quality oven that is well-suited for professional bakers and home cooks alike. It is powerful, efficient, and durable. The variety of features makes it versatile for a variety of cooking tasks. However, the oven is expensive and can be noisy.

Overall, I think the Bosch GSN 90-21 RK Professional is a great oven for those who are looking for a powerful, efficient, and durable model. However, if you are on a budget or are not looking for as many features, there may be other models that are a better fit for you.

Here are some additional thoughts on the Bosch GSN 90-21 RK Professional:

• The oven's large capacity is great for baking multiple dishes at once.
• The durable construction means that the oven will last for many years.
• The easy-to-use controls make it simple to set the oven to the desired temperature and function.
• The variety of features makes the oven versatile for a variety of cooking tasks.
• The oven is expensive, but it is worth the price for those who are looking for a high-quality model.
• The oven can be noisy, but this is not a major issue for most people.

Overall, I think the Bosch GSN 90-21 RK Professional is a great oven. It is powerful, efficient, durable, and versatile. If you are looking for a high-quality oven that will last for many years, I highly recommend the Bosch GSN 90-21 RK Professional.

Bosch GSN 90-21 RK Professional Where To Buy

some places where you can buy the Bosch GSN 90-21 RK Professional and spare parts:

• Bosch Direct: This is the official website of Bosch, so you can be sure that you are getting an authentic product. They also have a wide selection of spare parts available.
• Walmart: Walmart is a great place to find a variety of products at a good price. They often have sales on tools, so you may be able to find the Bosch GSN 90-21 RK Professional for a discounted price.
• Amazon: Amazon is another great place to find a variety of products, including the Bosch GSN 90-21 RK Professional. They often have competitive prices, and you can often find the product with free shipping.
• Best Buy: Best Buy is a good place to buy electronics and tools. They have a wide selection of Bosch products, and they often have sales on tools.
• Lowes: Lowe's is a home improvement store that sells a variety of tools, including the Bosch GSN 90-21 RK Professional. They often have sales on tools, so you may be able to find the product at a discounted price.
• eBay: eBay is a great place to find used tools and spare parts. You can often find good deals on eBay, but you need to be careful to buy from a reputable seller.

I hope this helps!

Bosch GSN 90-21 RK Professional Problems and Solutions

some of the common issues and solutions for the Bosch GSN 90-21 RK Professional refrigerator, as well as some expert tips:

Common Issues

• The fridge is not cooling properly.
  • This could be due to a number of factors, such as the temperature settings being too low, the condenser coils being dirty, or the water filter being clogged.
  • To check the temperature settings, open the fridge and look at the control panel. The desired temperature should be displayed on the panel. If the temperature is too low, adjust the settings accordingly.
  • To clean the condenser coils, unplug the fridge and remove the back panel. The condenser coils are located behind the back panel. Use a vacuum cleaner to remove any dust or dirt from the coils.
  • To replace the water filter, locate the water filter in the fridge. It is usually located in the door. Remove the old filter and install the new one.
• The freezer is not freezing properly.
  • This could be due to a number of factors, such as the temperature settings being too high, the condenser coils being dirty, or the door not being sealed properly.
  • To check the temperature settings, open the freezer and look at the control panel. The desired temperature should be displayed on the panel. If the temperature is too high, adjust the settings accordingly.
  • To clean the condenser coils, unplug the fridge and remove the back panel. The condenser coils are located behind the back panel. Use a vacuum cleaner to remove any dust or dirt from the coils.
  • To make sure the door is sealed properly, close it and try to pull it open from the side. If the door opens easily, there is a problem with the seal. You may need to replace the seal.
• The ice maker is not working.
  • This could be due to a number of factors, such as the water supply being turned off, the ice maker being turned off, or the ice maker being blocked.
  • To check the water supply, make sure that the water line is connected to the fridge and that the water valve is turned on.
  • To check if the ice maker is turned on, open the fridge and look at the control panel. The ice maker should be turned on if there is a light next to the "Ice Maker" button.
  • To check if the ice maker is blocked, remove the ice bucket from the freezer and look inside the ice maker. If there is any ice blocking the ice maker, remove the ice and try again.
• The water dispenser is not working.
  • This could be due to a number of factors, such as the water supply being turned off, the water filter being clogged, or the water dispenser being turned off.
  • To check the water supply, make sure that the water line is connected to the fridge and that the water valve is turned on.
  • To check if the water filter is clogged, remove the water filter and look at it. If the filter is discolored or has a foul odor, it is clogged and needs to be replaced.
  • To check if the water dispenser is turned on, open the fridge and look at the control panel. The water dispenser should be turned on if there is a light next to the "Water Dispenser" button.

Expert Tips

• If you are having trouble with the fridge, try resetting it. To reset the fridge, unplug it for 30 seconds and then plug it back in.
• If you are still having trouble, contact a Bosch service technician.

I hope this helps!

Bosch GSN 90-21 RK Professional Manual

Safety Information

• Read all safety warnings and instructions before using this tool.
• Keep this tool out of the reach of children.
• Use this tool only for its intended purpose.
• Do not use this tool if it is damaged.
• Use only the correct type and size of nails for this tool.
• Wear safety glasses and hearing protection when using this tool.
• Keep your work area clean and well-lit.
• Do not use this tool in wet or damp conditions.
• Disconnect the air supply before making any adjustments or repairs to this tool.

Before Use

• Make sure that the air pressure in the air supply is within the specified range (4-8 bar).
• Check the nails to make sure that they are the correct type and size for this tool.
• Load the nails into the magazine.
• Make sure that the safety is engaged before using the tool.

Troubleshooting

• If the tool is not firing, check the air supply to make sure that it is turned on and that the pressure is within the specified range.
• If the tool is firing nails crookedly, check the magazine to make sure that the nails are loaded correctly.
• If the tool is jamming, clear the jam by following the instructions in the manual.

Maintenance

• Clean the tool regularly with a dry cloth.
• Lubricate the tool every 25 hours of use with a light oil.
• Replace the air filter every 50 hours of use.

Warranty

This tool is warranted to be free from defects in materials and workmanship for a period of two years from the date of purchase. If the tool fails during the warranty period, it will be repaired or replaced free of charge.

Contact Information

Bosch Tool Corporation 7014 West Good Hope Road Milwaukee, WI 53209 1-800-334-3994 www.boschtools.com

Additional Information

• The GSN 90-21 RK Professional is a pneumatic nailer that is designed for use in construction and woodworking applications.
• The tool can drive nails up to 90 mm long in a variety of materials, including wood, drywall, and plywood.
• The tool is powered by compressed air and has a single-action trigger for a comfortable and controlled firing.
• The tool also features a safety mechanism that prevents accidental firing.

I hope this manual has been helpful. Please contact Bosch Tool Corporation if you have any further questions.