Manual Karcher K 3.78

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  • Karcher K 3.78 - page 1

    High Pressure W asher Operator Manual Overview .......................................... 2 Important Precautions ................ 3 - 4 Assembly Instructions ... .. ................ 4 Operating Instructions ..................... 5 GFCI Instructions ............................ 6 Using the Accessories .................... 6 Working with Detergents ...

  • Karcher K 3.78 - page 2

    2 Never point nozzle at people or animals. Never drink alcohol or use drugs while operating this equipment. Never operate while standing in water. Never touch plug with wet hands. Never let electrical connections rest in water. Never operate pressure washer without the water turned on Never use hot water OVERVIEW NEVER ! Item Description Item Descr ...

  • Karcher K 3.78 - page 3

    3 IMPORT ANT PRECAUTIONS – Read First! Safety W arnings When using this product, basic precautions should always be followed: • Read all the instructions before using the product. • High pressure jets can be dangerous if subject to misuse. The jet must not be directed at persons, animals, electrical devices, or the machine itself. • To redu ...

  • Karcher K 3.78 - page 4

    4 ASSEMBL Y INSTRUCTIONS W ater Supply (Cold Water Only) • Water hose must be at least 3/4 inch in diameter. • Flow rate of water supply must not fall below 2.5 GPM (gallons per minute). • Flow rate can be determined by running the water for one minute into an empty“ 5-gallon container. • The water supply temperature must not exceed 104° ...

  • Karcher K 3.78 - page 5

    5 OPERA TING INSTRUCTIONS Step 3 Connect the garden hose to the water inlet. Step 4 Connect garden hose to the cold water source and turn water on completely. Plug the power cord into the power outlet. Step 6 Turn on the pressure washer (I). The motor starts only if the trigger of the gun is pulled and shuts off when the trigger is released. Step 2 ...

  • Karcher K 3.78 - page 6

    6 GFCI INSTRUCTIONS USING THE ACCESSORIES The spray wand allows you to adjust the cleaning pressure. To clean at maximum pressure, the spray wand must be positioned to the high pressure setting (+). To apply detergent, the wand must be positioned to the low pressure setting (-). V ario power spray wand For higher pressure turn wand collar in the pl ...

  • Karcher K 3.78 - page 7

    7 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 ...

  • Karcher K 3.78 - page 8

    8 Step 6 Disconnect the high pressure hose from the high pressure outlet. Step 1 Release trigger (A) and engage gun safety lock (B). 1. Disconnect all water connections. 2. Turn on the machine for a few seconds , until the water which had remained in the pump exits. Turn of f immediately. 3. Do not allow high pressure hose to become kinked. SHUTTIN ...

  • Karcher K 3.78 - page 9

    9 Deck Cleaning (with or without detergent) Pre-rinse deck and surrounding area with fresh water. If using Kärcher Deck and Patio Cleaner, place detergent suction tube directly into cleaning solution and apply to surface at low pressure. For best results, limit your work area to smaller sections of approxi- mately 25 square feet. Allow Kärcher De ...

  • Karcher K 3.78 - page 10

    10 Barbecue Grills, Outdoor Power Equipment & Gardening T ools (with or without detergent) Pre-rinse cleaning surface with fresh water. If using Kärcher All Purpose Cleaner or Degreaser, place detergent suction tube directly into cleaning solution and apply detergent at low pressure. Allow Kärcher detergent to remain on surface 1-3 minutes. D ...

  • Karcher K 3.78 - page 11

    11 TROUBLESHOOTING Disconnect the machine from the power source before making any repair. Symptom Motor will not start Unit does not reach high pressure. Output pressure varies high and low . Cause On/Off switch is in the “OFF” (O) position. Power cord is not plugged in. Extension cord is too long. Extension cord is not proper gauge. Extension ...

  • Karcher K 3.78 - page 12

    12 TROUBLESHOOTING – continued If you encounter any additional difficulties not listed, please call our service center for help. Karcher Customer Support USA In USA Call: 1-800-537-4129 or visit our website: www .karcher -usa.com Solution Check connection. Dilute detergent, for best results use Kärcher detergent. Run warm water through filter to ...

Manufacturer Karcher Category Pressure Washer

Documents that we receive from a manufacturer of a Karcher K 3.78 can be divided into several groups. They are, among others:
- Karcher technical drawings
- K 3.78 manuals
- Karcher product data sheets
- information booklets
- or energy labels Karcher K 3.78
All of them are important, but the most important information from the point of view of use of the device are in the user manual Karcher K 3.78.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Karcher K 3.78, service manual, brief instructions and user manuals Karcher K 3.78. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Karcher K 3.78.

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A complete manual for the device Karcher K 3.78, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Karcher K 3.78 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Karcher K 3.78.

A complete Karcher manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Karcher K 3.78 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Karcher K 3.78, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Karcher K 3.78, that we can find in the current document
3. Tips how to use the basic functions of the device Karcher K 3.78 - which should help us in our first steps of using Karcher K 3.78
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Karcher K 3.78
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Karcher K 3.78 in a specific country, if it was not possible to solve the problem on our own.

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