PERIODIC SERVICE 68 EVERY 300 HOURS EVERY 400 HOURS B Checking Tire 1. Check to see if tires are not damaged. 2. If the tires are cracked, bulged, or cut, or they are worn out, replace or repair them at once. B Changing Knuckle Case Oil 1. Park the vehicle on a firm, flat and level surface. 2. Remove the tire. 3. To drain the used oil, remove the drain and filling plugs at the LH knuckle case and drain the oil completely into the oil pan. 4. After draining, reinstall the drain plug. 5. Fill with the new oil up to the filling port level. (See "LUBRICANTS, FUEL AND COOLANT" in "MAINTENANCE" section.) 6. After filling, reinstall the filling plug. 7.
Use the same procedure to change the RH knuckle case oil. C Tire Tread Depth Always replace the tires when the tread depth is worn to minimum allowable. (A) 3 mm (0.12 in.) (1) Drain plug (2) Filling plug Oil capacity (one side) Ref. 0.15 L (0.16 U.S.qts.)