WORKING WITH DETERGENTS

Detergents can only be applied at low pressure (-).

Step 1 Install the Wash brush or Quattro nozzle.

Step 2 Fill a container with Kärcher detergent. Place the filter end of detergent suction tube into the container.

Step 3 Turn on the pressure washer. Pull trigger to operate unit: Liquid detergent is drawn into the unit and mixed with water. Apply detergent to work area. Do not allow detergent to dry on surface.

Caution

Never use:

Bleach, Chlorine products and other corrosive chemicals

Liquids containing solvents

(i.e., paint thinners, gasoline, oils)

Tri-sodium phosphate products

Ammonia products

Acid-based products

These chemicals will harm the unit and will damage the surface being cleaned.

For best results see Cleaning Tips on pages 9 & 10 for specific information on how to clean different surfaces.

Always Use Karcher Detergents for Best Results.

Karcher biodegradable detergents are“specially formulated to protect the environment and your pressure washer. Special formula won’t clog the suction tube filter and will protect the internal parts of the pressure washer for a longer life. For Karcher Detergents, check your retailer or call:

In USA call:

1-800-537-4129

or visit our website:

www.karcher-usa.com

The following Karcher detergents are available:

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One Gallon ready to use

Vehicle Wash

Degreaser

All Purpose Cleaner

House Wash

Deck Wash

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Detergent Concentrate Tablets

(10 Pack; makes 1 1/4 gallon RTU product)

All Purpose

Degreaser

Deck and patio

Windows and Siding

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Karcher K 3.97 M specifications Working with Detergents, Detergent Concentrate Tablets

K 3.97 M specifications

The Karcher K 3.97 M is a powerful, versatile pressure washer that stands out in the realm of outdoor cleaning equipment. This model is particularly designed for home use, ideal for tackling various cleaning tasks with ease. Its compact and lightweight design makes it easy to maneuver, while its robust build ensures durability and longevity.

One of the standout features of the K 3.97 M is its powerful 1600-watt motor, which delivers a maximum output pressure of 120 bar. This level of pressure is sufficient for a range of cleaning tasks, including washing cars, cleaning patios, and revitalizing fences and garden furniture. The adjustable pressure settings allow users to switch between high and low pressure, making it suitable for delicate surfaces like glass windows or more robust surfaces such as concrete driveways.

The K3.97 M comes equipped with Karcher’s unique Plug 'n' Clean system, enabling users to switch cleaning agents effortlessly. This integrated system allows for the quick attachment of different detergents, helping to eliminate tough grime and stains efficiently. Additionally, the unit features a built-in water filter that protects the pump from dirt particles, ensuring a longer lifespan of the device.

For convenience, the K 3.97 M is designed with an onboard storage system for accessories and hoses. The included 6-meter high-pressure hose provides ample reach, preventing the need for constant repositioning of the unit during use. The unit also features ergonomic carrying handles, allowing for easy transport from one job site to another.

Another highlight of the K 3.97 M is its versatility in terms of cleaning accessories. It typically includes a Vario Power Spray lance and a dirt blaster nozzle, both of which enhance the cleaning capabilities. The Vario lance allows users to adjust the pressure quickly, while the dirt blaster nozzle provides a concentrated spray for stubborn dirt.

In summary, Karcher K 3.97 M combines power, adaptability, and user-friendly features, making it an excellent choice for homeowners looking for an effective cleaning solution. Its innovative technologies, including adjustable pressure settings, Plug 'n' Clean detergent system, and thoughtful design elements, ensure it meets various outdoor cleaning demands effectively.