11. EXPLANATION OF COMPONENTS 11.1.1 A: CHECK MONITOR GROUP (Check items before starting) NOTICE When carrying out checks before starting, do not simply rely on the monitor. Always refer to the periodic maintenance items or “12. OPERATION” to carry out the checks. Park the machine on level ground and check the monitor lamps. Confirm that these monitor lamps light for about 3 seconds after the starting switch is turned to ON. If any monitor lamp does not light, ask your Komatsu distributor to inspect it. - - , AD21012B 1. RADIATOR COOLANT LEVEL MONITOR This monitor indicates a low radiator coolant level. If the monitor lamp flashes, check the coolant level and add water as required.
AD104320 2-6