Model K 460 M OVERVIEW Item Description 1. High/Low Spray wand 2. Rotating spray wand 3. Spray wand extension 4. Soap nozzle 5. Wash Brush 6. Trigger gun 7. Trigger gun safety lock 8. High pressure hose 9. Mobile adapter bracket with wheel (qty. 2) 10.
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IMPORTANT PRECAUTIONS – Read First! Safety Warnings When using this product basic precau- tions 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, electri- cal devices, or the machine itself.
IMPORTANT PRECAUTIONS – Water 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.
OPERATING INSTRUCTIONS Step 1 Connect the high pressure hose to the unit’s high pressure outlet. Step 3 Connect garden hose to unit’s water inlet. Step 5 Plug the power cord into the power outlet. Trigger the gun to eliminate trapped air, wait for a steady flow of water to emerge from the spray nozzle.
USING THE ACCESSORIES The pressure washer has two fully automatic pressure settings, depending on the wand or nozzle installed. High/low spray wand This wand features two positions. The high setting provides a steady powerful 15º high pressure spray pattern, for general cleaning. The low setting creates a wider 40º...
WORKING WITH DETERGENTS Karcher Pressure washers operate at two pressures. The high pressure is used for cleaning, you cannot apply detergents when working at high pressure. To apply detergents you must be operating at low pressure. Step 1 To Install soap nozzle or wash brush simply insert into the spray wand extension.
SHUTTING DOWN & CLEAN-UP Step 1 Remove de- tergent suction tube from container and insert into 1 gallon of fresh water. Siphon water at low pressure for one minute. Step 5 Disconnect the garden hose from the water inlet on the unit. TAKING A BREAK...
(for best results, limit your work area to sections of approximately 6 feet and always apply detergent from bottom to top). Allow Karcher House Wash to remain on surface 1-3 minutes. Do not allow detergent to dry on surface, if surface appears to be drying, simply wet down surface with fresh water.
Karcher Rotating Nozzle Spray Wand. Caution: Do not use rotating nozzle spray wand on cloth, plastic or other sensitive surfaces as it may cause damage.
TROUBLESHOOTING Disconnect the machine from the power source before making any repair. Symptom Cause Motor will not start On/Off switch is in the “OFF” position. Power cord is not plugged in. Extension cord is too long. Extension cord is not proper gauge.
Check that all fittings are tight. Call service center. Call service center. If you encounter any additional difficulties not listed, please call our service center for help. Karcher Customer Support USA 1-800-537-4129...