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1 800-537-4129   pa

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e 11    

TROUBLESHOOTING 

– continued

Symptom Cause 

Solution

No detergent.

Garden hose 
connection leaks.

Pump is noisy.

Water leaks from
pump (up to 10 drops
per minute 
is permissible).

Oil Drip.

Detergent is too thick.

Dilute detergent, for best results
use Kärcher detergent.

Filter on detergent suction
tube is clogged.

Run warm water through filter to
remove debris.

Damaged or clogged
detergent suction tube.

Remove obstruction or replace
detergent suction tube.

Discharge nozzle is
obstructed.

Blow out or remove debris with fine
needle.

Loose fittings.

Tighten fittings.

Missing/worn rubber washer. Insert new washer.

Spray wand extension not
properly attached.

Broken o-ring or plastic
insert.

Check that hoses and fittings are air
tight. Turn off machine and purge
pump by squeezing trigger gun until 
a steady flow of water emerges
through the nozzle.

Loose fittings.

Check that all fittings are tight.

Call service center.

Water seals are damaged
or worn.

Call Kärcher customer service 
hotline and order repair kit 
(part no. 2.883-111.0).

Pump is sucking air.

Oil seals are damaged or
worn.

Call service center.

Spray wand or Spray
wand 
extension leaks.

Spray wand not properly
attached.

Insert the spray wand into the spray
wand extension. Carefully press in
against the spring tension and twist
into the locked position.

Slide the spray wand extension into
the gun. Turn the wand collar clock-
wise onto the gun threads until tight.

Detergent suction tube not
properly connected to the
machine.

Check connection.

If you encounter any additional difficulties not
listed, please call our service center for help.

Spray wand is on high
pressure setting.

Adjust the spray wand to low pres-
sure setting.

In USA Call:

1-800-537-4129

or visit our website:

www.karcher-usa.com

Summary of Contents for K 280 M

Page 1: ...ents 6 Shut Down and Clean Up 7 Taking a Break 7 Winterizing and Long Term Storage 7 Cleaning Tips 8 9 Optional Cleaning Accessories 9 Troubleshooting 10 11 Specifications Operating pressure 1400 PSI...

Page 2: ...ned on Never use hot water 2 1 4 9 8 7 15 14 5 6 11 10 3 12 13 Item Description 1 Detergent suction tube 2 Detergent filter 3 Vario spray wand 4 Rotating spray wand 5 Wash Brush 6 Mobile adapter brack...

Page 3: ...on any cord to disconnect Keep cord away from heat and sharp edges Always disconnect the extension cord from the receptacle before disconnecting the product from the exten sion cord If you are using...

Page 4: ...s gasoline oil etc Always prevent debris from being drawn into the unit by using a clean water source Step 4 Connect the hose reel high pressure hose exten sion to the unit s high pressure outlet Step...

Page 5: ...RESET to assure proper connection to power Trigger the gun to eliminate trapped air wait for a steady flow of water to emerge from the spray nozzle Step 6 Turn on the pressure washer The motor starts...

Page 6: ...aces decks or autos Rotating spray wand Wash brush WARNING TO AVOID SERIOUS INJURY NEVER POINT SPRAY NOZZLE AT YOURSELF OTHER PERSONS OR ANIMALS High low spray wand GFCI INSTRUCTIONS Step 1 Plug the G...

Page 7: ...into the unit and mixed with water Apply detergent to work area Do not allow detergent to dry on surface The following Karcher detergents are available Vehicle Wash House Wash Degreaser Deck Wash All...

Page 8: ...to the pump assembly and accessories TAKING A BREAK five minutes or more Step 1 Remove de tergent suction tube from container and insert into 1 gallon of fresh water Siphon water at low pres sure for...

Page 9: ...ven sweeping motion keeping the spray nozzle approximately 6 inches from the cleaning surface Caution Do not use rotating nozzle spray wand on siding as it may cause damage Cement Patios Brick and Sto...

Page 10: ...n tube direct ly into cleaning solution and apply to surface at low pressure Allow K rcher All Purpose Cleaner to remain on surface 1 3 minutes Do not allow detergent to dry on surface If needed use s...

Page 11: ...ricted Check garden hose for kinks leaks and blockage Not enough inlet water supply Open water source full force Water inlet filter is clogged Remove filter and rinse out in warm water Not enough inle...

Page 12: ...squeezing trigger gun until a steady flow of water emerges through the nozzle Loose fittings Check that all fittings are tight Call service center Water seals are damaged or worn Call K rcher customer...

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