Grumpy gits and useful tips: KARCHER LOST PRESSURE?
Karcher 2000 PSI 1.55 GPM K 5 Power Control Cold Water Electric Induction Pressure Washer Plus Vario and DirtBlaster Spray Wands 1.324-568.0 - The Home Depot
leaking points on the karcher k4 full control dont throw your leaking machine away - YouTube