TROUBLESHOOTING

Symptom

Cause

Solution

 

 

 

 

 

 

 

Engine will not start

No gasoline.

Fill gas tank.

 

 

 

 

 

 

 

 

Low oil level.

Add oil.

 

 

 

 

 

 

 

 

Engine is not primed.

Push primer ball three times.

 

 

 

 

 

 

 

 

Engine throttle is not in

Position the throttle to “FAST”.

 

 

For additional

correct position.

 

 

 

engine problems

 

 

 

 

Pressure built up in the

Squeeze the trigger to release the

 

 

refer to the engine

 

 

owners manual.

high pressure washer.

pressure.

 

 

 

 

 

 

 

Unit does not reach

Diameter of garden hose

Replace with a 3/4 inch garden

 

 

high pressure.

is too small.

hose.

 

 

 

 

 

 

 

 

Water supply is restricted.

Check garden hose for kinks, leaks

 

 

 

 

and blockage.

 

10

 

 

 

 

 

 

 

 

 

Not enough inlet water supply.

Open water source full force.

 

page

 

 

 

 

 

 

 

 

 

Water inlet filter is clogged.

Remove filter and rinse out in warm

 

4129-

 

 

water.

 

 

 

 

 

 

 

 

 

 

 

Spray wand is in low

Turn spray wand tip to high pres-

 

537

 

pressure position.

sure position.

 

 

 

 

 

1 800-

Output pressure

Not enough inlet water supply.

Turn water on full force. Check garden

 

varies high and low.

 

hose for kinks, leaks or blockage.

 

￿￿

 

 

 

 

 

 

 

 

 

Pump is sucking air.

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.

 

 

 

 

 

 

 

 

Water inlet filter is clogged.

Remove filter and rinse out in warm

 

 

 

 

water.

 

 

 

 

 

 

 

 

Discharge nozzle is

Blow out or remove debris with a

 

 

 

obstructed.

fine needle.

 

 

 

 

 

 

 

 

Calcified gun, hose or

Run distilled vinegar through

 

 

 

spray wand.

detergent suction tube.

 

 

 

 

 

 

 

Page 11
Image 11
Karcher 1800 specifications Troubleshooting