Karcher HD 3000 TROUBLESHOOTING - continued, HD3000 Manual 9/20/02 528 PM Page, Symptom, Cause

HD3000 Manual 9/20/02 5:28 PM Page 12

11

TROUBLESHOOTING – continued

Symptom	Cause		Solution
No detergent.	Detergent suction tube		Check connection.
	not properly connected
	to the machine.
	Detergent is too thick.		Dilute detergent. For best results,
			use Kärcher detergent.
	Detergent filter valve is at		Set detergent filter valve
	lowest setting.		to a higher setting.
	Filter on detergent suction		Run warm water through
	tube is clogged.		filter to remove debris.
	Damaged or clogged		Remove obstruction or
	detergent suction tube.		replace detergent suction tube.
	A high pressure nozzle		Replace with black
	is attached.		detergent nozzle.
	Discharge nozzle		Blow out or remove debris
	is obstructed.		with fine needle.
Garden hose	Loose fittings.		Tighten fittings.
connection leaks.
	Missing/worn rubber washer.		Insert new washer.
Spray wand leaks.	Spray wand not properly		Slide the spray wand into the gun.
	attached.		Turn the wand collar clockwise onto
			the gun threads until tight.
	Broken o-ring.		Call Kärcher customer service
			hotline and order an o-ring.
Pump is noisy.	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 leaks	Loose fittings.		Check that all fittings are tight.
from pump.
	Water seals are		Call service center.
	damaged or worn.
	Thermal protection		Thermal protection device
	device is activated.		will auto reset.
Oil Drip.	Oil seals are damaged		Call service center.
	or worn.
USA: 1-800-537-4129		If you encounter any additional
www.karcher-usa.com		difficulties not listed, please call
		our service center for help.
CAN: 1-800-465-4980
		Kärcher Customer Support USA
www.karcher.ca