. OPERATION MACHINE OPERATIONS AND CONTROLS MACHINE OPERATIONS AND CONTROLS BEFORE STARTING ENGINE WARNING the the sprocket, idler, guard) for damage, wear, loose bolts, or leakage of oil from 3 - 58 Walk-around Checks Befor e starting the engine, l ook around and under the machin e to check for loose nuts and bolts, or leakage o fuel, or coolant, and check c ondition of the work equipment an d hydraulic system. Also che ck for loose wiring, p and a ccumulation of dust at places which high temperatures. Wh en carrying out check or maintenance work inside the engine h ood or dust cover, be sure to ope n them up to the upper an d secure them with a stop per.
Remove any flammable mat erials from around the battery or engin e muffler, or other high tempera ture engine parts. Lea of fuel or oil will cause the m Komatsu distributor. uel or oil will cause the m achine to catch fire. Check carefully, a nd sure to repair any abnormalit ies, or please contact If the machine is at an angl e, reposition it level before checki ng. Perfo rm the following inspe ctions and cleaning every day bef ore starting engine for the da 1. C heck for damage, wea r, play in work equipment, cylinde rs, linkage, and hoses. C a heck that there are no cracks, excessive wear, or play i n the work equipment, cylind ers, linkage, or hose ny problem is found, re pair it. 2.
R emove dirt and dust fro m around engine, battery and radi C e m th e C b heck if there is any ngine or radiator. Ch dirt or dust accumulated around eck also if there is any flamm aterial (dead leaves, t e battery or high tem wigs grass etc.) accumulated aro perature engine parts, such as ngine muffler. Remove heck thoroughly if t all such dirt or flammable materi here is any dust stuck particu etween exhaust muffle r (1) and exhaust muffler cover (2 3. C heck for coolant and o il leakage around the engine C it heck for oil leakage fro m the engine and coolant leaks fr om the cooling system. If any problem is found, re . 4.
C heck for oil leakage fr om hydraulic equipment, hydraulic tank, hoses, and joints C heck for oil leakage. If any abnormality is found, repair t he area where oil is leaking. 5. C heck the undercarriag ollers. r If any problem is found, 6. C heck for problems in h andrails, steps, loose bolts. If any problem is found, repair it. Tighten any loose bolts.