Komatsu — 11.1 FRONT PANEL

11. EXPLANATION OF COMPONENTS 6. CHARGE MONITOR This monitor indicates an abnormality in the charging system while the engine is running. If the monitor lamp flashes, stop the engine and check the V-belt tension. If any abnormality is found, see “16. TROUBLESHOOTING.” REMARK This monitor lamp lights, when the starting switch is turned to ON immediately after the engine is started or immediately before the engine is stopped. It does not indicate an abnormality. AD051618 7. ENGINE OIL PRESSURE CAUTION LAMP This lamp warns that the engine lubricating oil pressure has dropped. When the starting switch is turned ON, it will light up.

When the lamp goes off after the engine is started, the oil pressure is normal. When the lamp lights up during operation, the oil pressure is lower. Immediately stop the engine and look for the cause. For details, see “16. TROUBLESHOOTING”. AD051619 REMARK This monitor lamp flashes and the alarm buzzer sounds, when the starting switch is turned to ON immediately after the engine is started or immediately before the engine is stopped. It does not indicate an abnormality. 8. ENGINE PREHEATING PILOT LAMP This lamp indicators the engine preheating time when starting the engine by operating APS (Automatic Priming System).

When the starting switch key is placed in ON, this lamp lights and goes out after approx. 12 seconds, indicating that the preheating of the engine has been completed. AD05161A 9. TRANSMISSION OIL TEMPERATURE CAUTION LAMP This warns the operator that the oil temperature at the transmis- sion outlet port has risen. If the lamp lights up, stop the machine, run the engine under no load at a midrange speed, and wait for the transmission oil tempera- ture gauge to go down to the white range. AM086030 2-6