OPERATING INSTRUCTIONS

Step 1

Connect the high pressure hose to the high pressure outlet.

Step 2

Insert the spray wand of your choice into the trigger gun. Press in against the spring tension and twist into the locked position.

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Step 3

Step 4

Connect the garden hose to the water inlet.

Connect garden hose to the cold water source and turn water on completely.

Step 5

Plug the power cord into the power outlet. Unlock the lock of the trigger gun (A). Trigger the gun (B) to eliminate trapped air, wait for a steady flow of water to emerge from the spray nozzle.

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.

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Karcher K 3.99 M specifications Operating Instructions