User manual NILFISK UHR 70-1700

[. . . ] This manual will help you get the most from your Nilfisk UHR 70-1700. Read it thoroughly before operating the machine. note: Bold numbers in parentheses indicate an item illustrated on pages B-6 ­ B-7. This product is intended for commercial use only. [. . . ] DO NOT install three 12 volt batteries in your machine. Use extreme caution when working with batteries. Sulfuric acid in batteries can cause severe injury if allowed to contact the skin or eyes. Explosive hydrogen gas is vented from the batteries through openings in the battery caps. This gas can be ignited by any electrical arc, spark or flame. Do not install any lead-acid battery in a sealed container or enclosure. Hydrogen gas from overcharging must be allowed to escape. * Remove all jewelry * Do not smoke * Wear safety glasses, rubber gloves and a rubber apron * Work in a well-ventilated area * Do not allow tools to touch more than one battery terminal at a time * ALWAYS disconnect the negative (ground) cable first when replacing batteries to prevent sparks. Electrical components in this machine can be severely damaged if the batteries are not installed and connected properly. nilfisk , a qualified electrician , or the battery manufacturer should install batteries. 1 2 3 4 5 6 7 8 Remove the batteries from their shipping crate and carefully inspect them for cracks or other damage. Your machine comes from the factory with enough battery cables to install six 6 volt batteries. Carefully lift the batteries into the battery compartment and arrange them exactly as shown in FIGURE 1. Secure the batteries as close to the back of the machine as possible. Position the cables so the battery caps can be easily removed for battery service. Carefully tighten the nut in each battery terminal until the terminal will not turn. Do not over-tighten the terminals, or they will be very difficult to remove for future service. Coat the terminals with spray-on battery terminal coating (available at most auto parts stores). Put one of the black rubber boots over each of the terminals and connect the Battery Connector Assembly (7). Turn the key switch off (O) and remove the key, before changing the brushes, and before opening any access panels. Place your hand underneath the Dust Control Shroud (2) and remove the Pad Retainer (4) from the flexible pad holder assembly. See your local Nilfisk Distributor for a complete selection of pads and accessories. [. . . ] The Pad Drive Indicator Light (D) on the control panel will light yellow when going down and then turns green to confirm the lowered position and the pad begins to turn. to raise the Pad Drive Deck (1) press the Pad Drive Raise / Lower Switch (E). The Pad Drive Indicator Light (D) will be red when coming up and then turns OFF to confirm the raised position. NOTE: When the operator's foot is removed from the Drive Pedal, the pedal automatically returns to neutral and the pad motor will shut off after about 1 second (the Pad Drive Indicator Light (D) will light yellow). [. . . ]