. MAINTENANCE MAINTENANCE PROCEDURE CHANGE OIL IN FINAL DRIVE CASE WARNING necessary, replace 4 - 68 EVERY 2000 HOURS Maintenance for every 10 0, 250, 500 and 1000 hours s ervice should be carrie d out at the same ti me. The parts and oil are at hig h temperature immediately after the engine is stopped, and may cause s erious b urns . Wait for the temperature to go down b efore starting the operation. If there is still pressure re maining inside the case, the oil o r plug may fly out. Loosen the plug slowly to Refill capacity (each): 5 Prepare a handle. 1. Set the final drive the way TOP mark comes to the top 2. Set a container under plug (P) to catch the oil. 3.
Remove plugs (P) and (F) with the handle and drai n the oil. REMARK Check the O-rings in the p with new ones. 4. 5. 6. 4. Tighten plug (P). le of plug (F). 5. Add oil through the ho 6. When oil begins to ove rflow from the plug (F) hole, install plug (F). lugs (P) and (F): kgf·m, 50.6 ± 7.2 lbft) Tightening torque of p 68.6 ± 9.8 N·m (7 ± 1 REMARK There are two plugs (F). A dd oil through the one easier t o fill oi l and through which no internal gears are to be seen.