Komatsu — Walk-around check

3.3 Operation Operation 5. Check for oil leakage from brake line. Check that there is no oil leakage. If any abnormality is found, repair the leakage. 6. Check for damage or wear to tires and loose mounting bolts. Check for cracks or peeling of the tires and for cracks or wear to the wheels (side rim, rim base, lock ring). Tighten any loose wheel nuts. If any abnormality is found, repair or replace the part. If any valve caps are missing, install new caps. 7. Check for damage and loose bolts on handrail and steps. Repair any damage and tighten any loose bolts. 8. Check the fill level of the grease container of the central lubrication system (optional). Refill grease if required.

On the display of the lubrication pump, check that there is no error message. For more information, see "Handling the tires (3-97)" 9. Check for damage to gauges, lamps on instrument panel and loose bolts. Check for damage to the panel, gauges and lamps. If any abnormality is found, replace the parts. Clean off any dirt on the surface. Tighten any loose bolts. 10. Check for loose air cleaner mounting bolts. Check for the loose bolts, and if loose, tighten up. 11. Check for loose battery terminals. Tighten any loose terminal. 12. Check for damage to seat belt and mounting clamps.

Check that there are no loose bolts on the equipment mount- ing the seat belt to the machine, and tighten if necessary. If the belt is damaged or fluff is starting to form, or if there is any damage or deformation of the seat belt holders, replace the seat belt. GK015036 13. Clean cab window. Clean the cab window to ensure good visibility when operat- ing the machine. 3-56 WA150-5H – VEAM934100