John Deere John Deere Wheeled Feller Buncher 643L 643L

Drain And Refill Hydraulic System Oil

Replace Hydraulic System Oil Filter

Replace Hydraulic Reservoir Breather Filter

Replace Engine Crankshaft Damper

Note: Drain And Refill Engine Cooling System every 6000 Hours

Sign off on the 4000 Hourly Feller Buncher Maintenance

Drain And Refill Engine Oil And Replace Filter

Replace Primary Fuel Filter And Water Separator

Replace Auxiliary Fuel Filter And Water Separator

Check Two-Speed Gear Case Oil Level

Lubricate Front, Rear, And Articulation Drive Shafts

Remove And Clean Open Crankcase Ventilation (OCV) Hose

Replace Engine Air Cleaner Elements

Fill And Charge Pressurized Water System (If Equipped)

Check and adjust engine valve lash

Inspect engine crankshaft damper

Initially replace hydraulic system oil filter after 2000 hours

Sign off on the 2000 hourly feller buncher maintenance

Check Hydraulic System Oil Level

Check And Drain Primary Fuel Filter And Water Separator

Check And Drain Auxiliary Fuel Filter And Water Separator

Clean Engine Air Intake Precleaner Screen

Check And Clean Engine Air Cleaner Dust Unloader Valve

Lubricate Lift And Tilt Cylinders, Arms, And Links