John Deere Combines S680

Check engine coolant level in surge tank (A) with engine cold. Level must be up to "Max Cold" line.

Remove quick-lock pin and dump stone trap with lever (B). Close stone trap and retain with quick-lock pin.

Grease two fittings (both sides) for Two Speed Four-Wheel Drive Motor Pivots.

When operating in mud and water, grease fittings (both sides) every 10 hours for Two-Wheel Drive Heavy Duty and Extra Heavy Duty Axle Spindle Bearings/Pivot Pins.

When operating in mud and water, grease fitting (both sides) every 10 hours for Final Drive Outer Bearings.

Clean air conditioning drain hose (A) on both sides of cab.

S680, S685 and S690 Machines: Tailings Elevator Slip Clutch - Grease fitting on tailings elevator slip clutch.

Final Drive Pivot-Grease fitting (both sides) until grease purges.

Sign off on the 10 Hourly Maintenance

Remove cover to clean or replace recirculating filter (A)

Turn knob (B) and lower access cover. Remove fresh air filter (C) to clean or replace as needed

Open cap (D) and fill windshield washer reservoir as needed

Clean screen when 50% covered with debris

2. ProDrive™ Machines: ProDrive™/Main Engine Gearcase Lube Filter - Remove and replace filter (B). Coat seal on filter with oil. Hand tighten, then tighten 1/2 turn more.

1. Tire pressure and Bolt Torque-Check front and rear tire pressure and wheel bolt torque (see Ground Drive and Rear Axle section)

1. Recirculating Filter - Remove cover to clean or replace recirculating filter (A).

2. S670, S680, S685 and S690 Machines: Primary Countershaft (Multi-Speed Feeder House) - Rotate to access five fittings and grease.;

Hydraulic/Hydrostatic Reservoir Oil

Open drain valve (A) to drain oil.

Close valve once oil is drained.

Remove cap (B) and fill hydraulic reservoir until oil level is at top of sight glass (C) with feeder house fully lowered.

Have engine valve backlash checked and adjusted if necessary, by your JohnDeere dealer.

Remove drain plug (D) to drain.

Remove fill plug (E) to refill until oil level is within 12 mm (1/2 in.) of bottom check hole (F).

Engine Crankcase Oil Filter - Remove and replace oil filter (A)

Engine Crankcase Oil - Open drain (B) to remove oil

Engine Crankcase Oil - Remove cap (C) to fill and check oil level with dipstick (D) after filling

Fuel Tank Breather - Visually inspect fuel tank breather (E). Do not allow debris to collect on breather. Remove fuel tank breather from hose and clean

Engine Crankcase Oil Filter - Remove and replace oil filter (A)

Engine Crankcase Oil - Open drain (B) to remove oil

Engine Crankcase Oil - Remove dipstick (C) to fill and check oil level after filling

Fuel Tank Breather - Visually inspect fuel tank breather (D). Do not allow debris to collect on breather. Remove fuel tank breather from hose and clean