. MAINTENANCE MAINTENANCE PROCEDURE 4 - 45 CHECK BEFORE STARTING For details of the f ollowing it ems, s ee "Checks Before Starting (PAGE 3-65)" in the OPERATION section. Check coolant l evel, add coolan Check oil l evel i n engine o il pan , add oil Check fuel leve l, add fuel Drain wate r and sediment from fuel tan Check for water and sediment i n water separator, drain water Check oil l evel i n hydrauli c tank , add oil Check working Lamp swit Check electric w iring Check function of horn