11. EXPLANATION OF COMPONENTS 11.1.1 A: BASIC CHECK ITEMS NOTICE Do not rely on the “BASIC CHECK ITEMS” only for the check before starting Always refer to the periodic maintenance items or “12. OPERA- TION” to carry out the checks. 1. RADIATOR WATER LEVEL This warns that the radiator cooling water level is too low. If the monitor lamp flashes, check the cooling water level in the radiator and reserve-tank, and add water. 2. ENGINE OIL LEVEL This warns that the oil level in the engine oil pan is too low. If the monitor lamp flashes, check the oil level in the engine oil pan, and add oil. 2-6