User manual NILFISK RS 502

[. . . ] The undersigned certify that the above mentioned model is produced in accordance with the following directives and standards. This Manual is an integral part of the machine; its purpose is to provide the operator with all necessary information to use the machine properly in a safe and autonomous way. It contains information about technical data, safety, operation, storage, maintenance, spare parts and disposal. Before performing any procedure on the machine, the operators and qualified technicians must read this Manual carefully. [. . . ] E) to idle, and hold it in this position for a few minutes to let the system stabilize. Avoid stopping for a long time with the machine in the same position and the brooms rotating: this could create unwanted marks on the floor. Note that, while the skirt is lifted, the machine suction power decreases. If necessary, to collect bulky debris, it is also possible to remove the front skirt (24, Fig. G); remove it according to the following procedure: · Lift the brooms, then stop the machine and turn off the engine. ⷠInstall the skirt (3) in the reverse order of removal, after stopping the machine and turning off the engine. If the hopper may contain a lot of water, it is possible to drain it before lifting and dumping the hopper according to the following procedure by using the fluid drain hose (36, Fig. Keep people away from the machine and especially from the hopper (12, Fig. If machine movement with lifted hopper cannot be prevented, be sure to drive slowest possible speed to avoid lateral instability. Keep the switch pressed until the door opens completely, then dump the debris from the hopper. D) turns on when the opening/ closing latch of the hopper door (21, Fig. The door opens only when the engine is running and the drive pedal is not press (any direction). H) shown on the display must be "N", not When the dumping is completed, lift the safety flange (23, Fig. If necessary, check for hopper filter clogging, according to the following procedure: · Lift the hopper door manually and secure it with the support rod (8, Fig. If the filters are clogged, clean them according to the relevant procedure. G), rather than the suction inlet (10), perform the following procedure. As shown in the Hopper Dumping paragraph, lift the hopper for 10-15 cm approximately, then turn off the engine. Lower the hopper completely, as shown in the Hopper Dumping paragraph. Turn off the engine and engage the parking brake with the lever (7, Fig. This condition is signalled by the rear brake lights flashing for 30 seconds. In this condition, the engine can be started even if the operator is not on the driver's seat. NOTE When key is turned to on, if the operator leaves the driver's seat, an intermittent warning buzzer signals that the parking brake is disengaged. [. . . ] 8 fuse is blown The K3 engine running relay is damaged/disconnected The engine speed sensor is damaged/disconnected Enabling from display is not present/damaged/ disconnected The safety electronic board is damaged/disconnected The F3. 5 safety electronic board fuse is open The switch is damaged/disconnected The machine is not in neutral/the sensors are faulty The door opening warning light is not working The sensor on the door is damaged/disconnected The engine is not running Enabling from display is not present/damaged/ disconnected The F3. 8 fuse is blown The K3 engine running relay is damaged/disconnected The engine speed sensor is damaged/disconnected Dust control system nozzles No water from the nozzles Out of water The pump is not turned on The water filter is clogged The nozzles are clogged The K6 water pump relay is burnt No water to the nozzles The F3. 4 fuse is blown The engine is not running Enabling from display is not present/damaged/ disconnected The engine speed sensor is damaged/disconnected The pump is not operating The water pump switch is turned off/damaged The F3. [. . . ]