MAINTENANCE 2 Swing Bearing --- every 500 hours CAUTION: Lubricating both the swing bearing and gear and rotating the upperstructure must be done by one person. Before you lubricate the swing bear- ing, clear the area of all persons. Each time you leave the cab Lower the bucket to the ground. Stop the engine. Pull the pilot control shut-off lever to the LOCK po- sition. Use handrails. 1. Park the machine on a level surface. 2. Lower the bucket to the ground. M157-07-159 3. Turn the auto-idle switch off. IMPORTANT: The turbocharger may be damaged if the en- gine is not properly shut down. 4. Run the engine at slow idle speed without load for five minutes. 5. Turn the key switch OFF.
Remove the key from the key switch. 6. Pull the pilot control shut-off lever to the LOCK position. 7. With the upperstructure stationary, apply grease via the two grease fittings. 8. Start the engine. Raise the bucket several inches off the ground and rotate the upperstructure 45° (1/8 turn). 9. Lower the bucket to the ground. 10. Repeat the procedure three times, beginning with step 3. 11. Apply grease to the swing bearing until grease can be seen escaping from the swing bearing seals. 12. Take care not to supply excessive grease. 7-19 Model Capacity ZAXIS400R-3, 400LCH-3 0.40 L