. OPERATION MACHINE OPERATIONS AND CONTROLS MACHINE OPERATIONS AND CONTROLS BEFORE STARTING ENGINE loose nuts or bolts, or WARNING the cover is and Komatsu also that there is no leakage of oil from the engine or leakage of water from the cooling system. If any 3 - 40 Walk-around Checks Before starting the engine, l ook around the machine and under the machine to check for Before st leakage o f oil, fuel, or coolant , and check the condition of the work equipment and hydraulic loose wir ing, play, and accu mulation of dust in places whic h reach high temperatures.
When engine carrying out inspecti rear cover and the d on and maintenance, always op irt cover to a point where the c secure For the positio d by the stopper. cooling cover, set the rod to the LOCK position to secu n. Remov around e any flammable mate the engine muffler and rial accumulated around the batte other high-temperature parts aro engine. Leakage of fuel and oil will cause fire on the machine. thoroughly and repair any distributor. abnormalities or contact your K Check t hat the floor is secure ly held in position by bolts (1).
If i held se curely in position, this may cause serious personal injur I f the ma chine is at an angle, reposition it level before chec Carry out the following inspe ctions and cleaning every day before starting the engine for th 1. Chec k for damage, wear , play in work equipment, cylin ders, linkage, and hoses. Chec k that there are no c racks, excessive wear, or play in the work equipment, cylinde any a bnormality is found , repair it. 2. Remove dirt and dust fro m around engine, battery, and radiator d the engine or radiator.
Chec Chec k that there is no d irt or dust accumulated aroun flammable material (dry l eaves, twigs, etc.) accumulate d around the engine muffler or of the engine, or around the battery. Remove all dirt, d ust, and flammable materials. 3. Chec k for leakage of wat Chec k that there is no l abnormality is found, rep 4. Chec k for oil leakage fro m hydraulic equipment, hydrau lic tank, hoses, joints Chec k that there is no oil leakage. If any abnormality is found, repair the place where t 5. Chec k of the undercarria ge parts Chec k track shoe, sproc ket, idler, guard for damage, w ear, loose bolts, or leakage of o Repa ir them if any troubl e is found. 6.
Chec k of the handrails a nd steps Chec k the handrails and steps for any damage or loose ned bolts, and repair the damag loosened bolts, if any.