CHECK BEFORE STARTING CHECK BEFORE STARTING Pre-operation checks forestall machine trouble. Never neglect them. a. WALK-AROUND CHECK under the machine to check for loose Look around the machine and 6. 7. Check radiator for water leak. Checkaroundtheengineforwater age of oil, fuel, or coolant, and check nut or bolts, collection of dirt, or leak- 8. and oil leaks. Check axle for oil leak. the condition of the work equipment and hydraulic system. Check also for 9. Check hydraulic tank joint for oil leak. loose wiring, play, and collection of 10. Checkforoil leakat high pressure dust at places which reach high tem- peratures. joints. hose and high pressure hose 1. wear.
Check end bit and cutting edge for Turn the starting switch to ON. 2. Check transmission case joints for Check that all the monitor lamps, 3. Checkbrakesystemforairleakand oil leak. the gauges and the warning lamp light up for about 3 seconds and 4. oil leak. Check tightness of air cleaner the alarm buzzer sounds for about 1 second. mounting bolt. If any monitor lamp does not light 5. Check tightness of battery termi- nal. to inspect that monitor lamp. up, ask your Komatsu distributor Always make the check by refer- ring to this section on CHECK BE- FORE STARTING. - 45 -