User manual KARCHER KM 120 150

[. . . ] € In addition to the information contained in the operating instructions, all statutory safety and accident prevention regulations must be observed. € The gradient perpendicular to the direction of travel should not exceed 15%. € It is important to follow all safety instructions, rules and regulations applicable for driving motor vehicles. He must consider the local conditions and must pay attention to third parties, in particular children, when working with the appliance. [. . . ] € In the event of power loss on inclined surfaces, slightly reduce the pressure on the accelerator pedal. Brakes Release the accelerator pedal, the machine brakes automatically and stops. Driving over obstacles Driving over fixed obstacles which are 50 mm high or less: Drive forwards slowly and carefully. Driving over fixed obstacles which are more than 50 mm high: Only drive over these obstacles using a suitable ramp. Sweeping dry floors Note: During operation, the waste container should be emptied at regular intervals. Note: During operation, the dust filter should be shaken off and cleaned at regular intervals. Close wet/dry flap Sweep in fibrous and dry waste (such as dry grass, hay) Open wet/dry flap. If the bulk waste flap is open, stones or gravel may be flung forwards by the roller brush. Caution Do not sweep up packing strips, wire or similar objects as this may damage the sweeping mechanism. Caution To avoid damaging the floor, do not continue to operate the sweeping machine in the same position. Note: To achieve an optimum cleaning result, the driving speed should be adjusted to take specific situations into account. Secure the machine with wheel chock(s) to prevent it from rolling away. Hose connection at the vacuum pressure socket of the side brush lowering system Loosen the front attachment screw of the right-hand side panel. Hose connections at the vacuum pressure sockets of the roller brush lowering system Loosen the rear attachment screw on the right-hand side panel. Intake point for the jack (rear wheels) Raise machine using vehicle jack. Check the vacuum pressure system – The sweeping system is activated by means of a vacuum pressure system. € If the side brush or the roller brush cannot be lowered, the vacuum pressure sockets must be checked for proper connection of the hoses, connect the appropriate hose if necessary. € If the side brush or the roller brush still cannot be lowered, the vacuum pressure system has a leak. Hose connections at vacuum pressure pump and vacuum pressure socket (accumulator) Note:The vacuum pressure pump runs only while the vacuum pressure is built up in the system. Secure the machine with wheel chock(s) to prevent it from rolling away. Loosen the attachment screw of the bowden cable and remove the bowden cable. 22 EN - 7 Unscrew the screw on the pivoting point of the roller brush arm. [. . . ] Allow the machine sufficient time to cool down before carrying out any maintenance and repair work. Remedy Sit on the driver seat, the seat contact switch gets activated Check tank contents and oil level; refill oil and fuel. Machine is not sweeping properly Check roller brush and side brushes for wear, replace if necessary. Check function of bulk waste flap Check sealing strips for wear, adjust or replace as required Check belts of sweeping drive. [. . . ]