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John Deere 9870 Combine

Contents
  1. Engine Details
  2. Operational Specs
  3. Feeding
  4. Threshing
  5. Separating
  6. Cleaning System
  7. Grain Handling

Engine Details

Number Of Cylinders 6
Engine Make John Deere
Power 440 hp (328.2 kw)
Power Boost Power 471 hp (351.3 kw)
Power Measured @ 2200 rpm
Displacement 823.9 cu in (13.5 L)

Operational Specs

Operating Weight W/O Attachment 36114 lb (16381 kg)
Fuel Tank Capacity 305.2 gal (1155 L)

Feeding

Conveyor Width 55 in (1397 mm)
Conveyor Length 68 in (1727 mm)

Threshing

Rotor Diameter 29.6 in (750 mm)
Rotor Length 123.3 in (3130 mm)
Rotor Speed – Low 210 rpm
Rotor Speed – High 1000 rpm
Concave Area 1705.1 in2 (1.1 m2)

Separating

Separator Type rotary
Separating Area 2387.1 in2 (1.6 m2)
Discharge Grate Area 1705.1 in2 (1.1 m2)

Cleaning System

Total Cleaning Area 8137.6 in2 (5.3 m2)
Cleaning Fan Speed – Low 620 rpm
Cleaning Fan Speed – High 1250 rpm

Grain Handling

Grain Tank Capacity 300.9 bu (10600 L)
Unloading Auger Length 22.5 ft in (6.9 m)
Unloading Speed 3.3 bu/sec (116.3 L/sec)
Unloading Discharge Height 14.4 ft in (4.4 m)
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