. OPERATION OPERATION OPERATION CHECK BEFORE STARTING ENGINE, ADJUST WARNING rim base, lock ring). 7. Check for damage and loose bolts on the handrail and steps. Repair any damage and tighten any loose bolts. 3 - 90 WALK-AROUND CHE CK Before starting the engine , walk around the machine and look at th e underside of chassis f or anything unusual l ike loose bolts and nuts, lea hydraulic system. kage of fuel, oil and coolant. Also check the condition of the work equipment and the g, play, and collection of dust at places that reach high temperature.
the Also check for loose wirin g, play, and collection of dust at places t hat reach high temperat Remove any flammable mate rials from around the battery, engine, muffler, turbocharger, or other high temperature engine parts. Leakage of fuel or oil will cau se the machine to catch fire. Check carefully, b e sure to repair any problem , or contact y our Komatsu distributor. I f the machine is at an an Perform the following ins pections and cleaning every day before s tarting engine for the da y's work. 1. Check for damage, w ear, play in work equipment, cylinders, li nkage and hoses.
Check that there are any abnormality is fo no cracks, excessive wear, or play in the work equipment, cylinde rs, linkage, or hoses . If und, repair it. 2. Remove dirt and dust from around engine, battery and radiato r. Check if there is any d material (dead leaves the engine muffler or irt or dust accumulated around the engine or radiator. Also check i f there is an y flammable , twigs, etc.) accumulated around the ba ttery or high temperatur e engine parts, such as turbocharger. Remove all such dirt or fla mmable material. 3. Check for coolant or oil leakage around the engine. Check that there is n is found, repair it.
o oil leakage from the engine or coolant l eakage from the cooling system. If a ny problem 4. Check for leakage of oil from transmission case, axle, hydrauli o oil leakage. If any abnormality is found 5. Check for oil leakage Check that there is n o oil leakage. If any abnormality is found 6. Check for damage or wear to tires and loose mounting bolts. ar to the wheels (side ri Check for cracks or Tighten any loose wh If any valve caps are peeling of the tires and for cracks or we eel nuts. If any abnormality is found, rep air or replace the part. missing, install new caps. 8. Check for damage to gauges, lamps on the instrument panel a nd loose bolts. Check for damage to on the surface.
Tighte the panel, gauges and lamps. If any probl em is found, replace the parts. Clea n of f any dirt n any loose bolts.