Karcher 650 MB User Manual - Step 1:

13

We recommend the following cleaning method:

Step 1:

Remove loose dirt by washing over the surface to be cleaned

with the high pressure jet.

Step 2:

Spray on the detergent and leave for 1-4 minutes, so assisting

the easy removal of fine dirt and associated greasy adhesions.

Step 3:

Finally, spray off the loosened dirt with the high pressure spray.

4.3 Low Pressure Operation with Brush

When cleaning surfaces with a grease contamination - typically car

paintwork that always has a greasy traffic film covering adopt the

following procedure:

• Washing loose dirt away with the clean water high pressure spray.

• Apply the detergent in low pressure mode by setting the bayonet fit

spray lance (No.16) to its lowest (-) setting.

• Leave for 2-4 minutes for the detergent to have maximum effect.

• Remove the bayonet fit spray lance and fit the Wash Brush

(No.17) to the Spray Gun (No.12). The Wash Brush is suitable

for use with a water inlet temperature into the Pressure Washer of

maximum 40 °C.

• With or without the pressure washer switched on, brush down the surface

being cleaned, this physical agitation removes all trace of traffic film.

• Finally revert to the high pressure operation with the Spray Lance

and complete the wash down.