Annual Maintenance

1. Disassemble fuel tank vent (A), clean screen and reassemble.


A-Fuel Tank Vent

N70181

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2. Clean battery connections (A). (See Batteries section for proper procedures).


A-Battery Connections

N67581

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causym CAUTION: Row units are heavy and if they fall, serious injury or death to you or others can result. Place safety stops over unit lift cylinder rods when working under units.

3. Mark doffer bearing housing flange (A) and adjusting plate (B) so bearing housing can be installed in the same position. Remove three cap screws from bearing housing flange. DO NOT loosen adjusting plate (outer) cap screws, or doffer will have to be realigned.

Remove bearing housing. Remove grease fitting from bearing housing. Clean out grease and refill. (See Grease in Fuels, Lubricants And Coolants section).

Replace bearing housing in same position as before, with grease fitting hole toward rear of machine. Replace grease fitting.

N57230


A-Bearing Housing Flange
B-Adjusting Plate

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4. Disassemble guide axle wheel bearings (A) (machines not equipped with rear wheel drive option) and clean parts in solvent. Pack bearings in wheel bearing grease. Reassemble and tighten nut until a slight drag is felt when wheel is turned. Back nut off to insert cotter pin in first hole.

5. Lubricate brake pedal pivots (B).


A-Wheel Bearings
B-Brake Pedal Pivots

N69793
N57181
N67673

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6. Check coolant condition with hydrometer. Add coolant conditioner as necessary. (See Supplemental Coolant Additives in Fuels, Lubricants And Coolants section).

N67582

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7. Remove plastic plugs (A) on top of bearing housing. Lubricate unit idler bearing fittings (2 each unit), with 2-3 shots from grease gun. Install plugs.


A-Plastic Plugs

N57001

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Drain and Refill Row Unit Gear Cases

causym CAUTION: Row units are heavy and if they fall, serious injury or death to you or others can result. Lower units completely to the ground or place safety stops over unit lift cylinder rods before working near units.

1. Remove shield (A) from right side of row-unit.


A-Shield

N60792

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2. Insert oil drain cup (A) that will hold 591 ml (20 oz.) of oil underneath gear case output shaft.

NOTE: Plug (B) will either be 5 mm Allen head screw or 8 mm square head screw.

3. Remove plugs (B, C). Drain oil.

4. After oil is drained, reinstall plug (B) and remove oil drain cup. Wipe up any spilled oil.

5. Install shield on right side of row-unit.


A-Oil Drain Cup
B-Plug
C-Plug

N60793
N60795

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6. Verify sightglass (B) is level and fill gear case with John Deere HY-GARD ™ JDM J2OC oil until level with middle of sightglass.

NOTE: Allow lubricant to flow into lower cavity of gear case, then add lubricant as necessary to obtain proper level.

7. Install plug (A).

Check All Belts For Proper Tension And Alignment

Check all belts for stretch and alignment. Adjust tension as necessary.

  • Row Unit Drive Belt-(See Row Unit section)
  • Cotton Fan Belt-(See Air System section)
  • Engine Fan Belt-(See Replacing Engine Fan Drive Belt in Engine And Drive Train section)
  • Engine Accessory Drive Belt (Alternator and Air Conditioning Compressor)-(See Replacing Accessory Drive Belt in Engine And Drive Train section)
  • Hydraulic Pump Drive Belt-(See Chassis section)
  • Solution Pump Belt-(See Adjusting Solution Pump Belt in Moistener System section)

NOTE: Engine fan belt and engine accessory drive belts are automatically tensioned and cannot be manually adjusted. Check these belt for proper alignment only.

N58933


A-Plug
B-Sightglass

HY-GARD is a trademark of Deere & Company

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Inspect Seat Belts

Inspect seat belts (A) and mounting hardware on your machine at least once a year. If either of the seat belt systems show signs of cuts, fraying, extreme or unusual wear, discoloration, abrasion, or damage to the buckle or retractor, the entire seat belt should be replaced immediately. For your safety, replace the belt system only with replacement parts approved for your machine. (See your John Deere dealer).


A-Seat Belts

N56342

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