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Karcher K 520 manual

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Table of contents for the manual

  • Page 1

    Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-3 Assembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . .3 Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . .4 GFCI Instructions . . . . . . . . . . . . . . . [...]

  • Page 2

    1 NEVER! Model K 520 M O VER VIEW Item Description 1. V ario spray wand 2. P ower cord with Ground F ault Circuit Interrupter (GFCI) 3. W ash brush 4. T r igger gun 5. T r igger gun safety loc k 6. High pressure hose 7. W ater inlet 8. Retractable handle 9. Detergent suction tube and filter with metering valv e 10. High pressure outlet (not picture[...]

  • Page 3

    2 IMPOR T ANT PRECA UTIONS – Read First! Saf ety W ar nings When using this product, basic precau- tions should alwa ys be f ollowed: • Read all the instructions bef ore 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 . ?[...]

  • Page 4

    3 W ater Supply (Cold W ater Only) • W ater hose must be at least 3/4 inch in diameter . • Flow r ate of water supply must not f all below 2.5 GPM (gallons per minute). • Flow r ate can be determined by running the water f or one minute into an empty 5-gallon container . IMPOR T ANT PRECA UTIONS – continued • The water supply temper ature[...]

  • Page 5

    OPERA TING INSTR UCTIONS 4 Step 1 Connect the high pressure hose to the unit’ s high pressure outlet. Step 2 Install the W ash brush or the V ario spray wand into the w and e xten- sion. Push in and tur n clockwise to lock spra y wand in place . Step 3 Connect garden hose to unit’ s water inlet using the quic k connect adapter . Step 4 Connect [...]

  • Page 6

    5 The V ario spray w and allows y ou to adjust the cleaning pressure. T o clean at maximum pressure, the V ar io wand must be positioned to the high pressure setting (+). T o apply detergent, the wand must be positioned to the lo w pressure setting (-). For lo wer pressure turn wand collar in the minus (-) direction. For higher pressure turn wand c[...]

  • Page 7

    6 WORKING WITH DETERGENTS Step 2 Fill a container with Karcher detergent. Set metering valve on filter to desired dosage. Place the filter end of detergent suction tube into the container . Step 3 T ur n on the pressure washer . Pull trigger to operate unit: Liquid detergent is drawn into the unit and mix ed with water . Apply detergent to work are[...]

  • Page 8

    SHUTTING DO WN & CLEAN-UP 7 WINTERIZING AND LONG-TERM ST ORAGE 1. Disconnect all water connections. 2. Star t the machine for a f ew seconds, until the water which had remained in the pump exits . T ur n off immediately . 3. Do not allow high pressure hose to become kinked. 4. Store the machine and accessories in a room which does not reach fre[...]

  • Page 9

    8 CLEANING TIPS Deck Cleaning (with or without detergent) Pre-rinse deck and surrounding area with fresh water . If using Kärcher Deck W ash, place detergent suction tube directly into cleaning solution and apply to surface at lo w pressure. For best results , limit your w ork area to smaller sections of approximately 25 square feet. Allow Kärche[...]

  • Page 10

    9 CLEANING TIPS – continued Barbecue Grills, Outdoor P ower 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 re[...]

  • Page 11

    10 TROUBLESHOO TING Disconnect the machine from the power source bef ore making any repair . Symptom Cause Solution Motor will not star t. Unit does not reach high pressure. Output pressure varies high and low . Extension cord is too long. Extension cord is not proper gauge. Extension cord is damaged. Replace e xtension cord with either a 25 ft. 12[...]

  • Page 12

    11 TROUBLESHOO TING – continued Symptom Cause Solution No detergent. Garden hose connection leaks. Pump is noisy . W ater leaks from pump . Oil Drip. Detergent is too thick. Dilute detergent, f or best results use Kärcher detergent. Filter on detergent suction tube is clogged. Run warm water through filter to remov e debris. Damaged or clogged d[...]