Service Schedules VN, VHD 71 TYPE OF OPERATION CHECK / CHANGE BASIC (4 MONTHS) CHECK / CHANGE ANNUAL (12 MONTHS) ADDITIONAL SERVICE Check Batteries- Dirt, Leakage, Attachment, Specific Gravity of Battery Acid, Fluid Level Connections and Battery Box X X Check Fuel Tank, Hoses, Pipes Venting and Mounting X X Check Fuel Water Separator for the Fuel system, Draining of Condensation. X X Check Tire Wear X X Check Drive Belts X X Check Radiator Fan, Bearing Tolerance, Bolt Unions, Fan Cover and Fan Ring with Rubber Seal X X Check Exhaust Leakage X X Check Turbocharger X X Check Steering Linkage X X Check Front Shock Absorbers X X Check Front Wheels and Bearings X X Check Rear Spring Bolts X X