John Deere S790 Combine


  • Combine Advisor™ package helps to set, optimize and automate main combine functions when conditions change
  • Fully automated yield sensor calibration with ActiveYield™ supplies accurate data with no time spent calibrating
  • Comfortable S700 cab is common with tractors and sprayers for ease of use
  • Continued quality manufacturing of S-Series combines maximizes uptime and productivity

Features

+ Combine Advisor™

+ 4600 CommandCenter™ Display

+ Active Concave Isolation (ACI) increases threshing capacity

+ Automatic shifting with ProDrive™ transmission

+ TriStream™ rotor designed for coarse grains and easy-threshing small grains

+ Variable-stream rotor designed for tough material handling

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Key Specs

Engine typeJohn Deere PowerTech™ PSS engine
13.5 L
824 cu in.
Rated power405 kW
543 hp
Fuel capacity1,250 L
330 gal.
Rotor length312 cm
123 in.
Rotor diameter76.2 cm
30 in.
Concave area1.1 m2
11.8 sq ft
Separating area1.54 m2
16.6 sq ft
Total cleaning area (louvered)5.9 m2
63.5 sq ft
Grain tank size14,100 L
400 bu
Unloading rate135 L/s
3.8 bu/sec

Engine

Engine typeJohn Deere PowerTech PSS engine
13.5 L
824 cu in.
Emission levelFinal Tier 4 / Tier 2 (Australia/New Zealand)
Rated speed2,100 rpm
Rated power405 kW
543 hp
Power boost @ rated speed37 kW
50 hp
Fuel capacity1,250 L
330 gal.
Engine family

Feeding

Drive typeFixed or multi-speed
Conveyor chain slat typeCast iron
Width139.7 cm
55 in.
Length172.5 cm
67.9 in.
Feed Accelerator, Stone Trap (FAST)Reverser
Standard
Standard

Threshing/ Separating

Separator typeRotary
Rotor length312 cm
123 in.
Rotor diameter76.2 cm
30 in.
Rotor speed range210-1,000 rpm
Concave area1.1 m2
11.8 sq ft
Separating area1.54 m2
16.6 sq ft
Discharge grate area0.45 m2
4.8 sq ft

Cleaning

Front chaffer0.5 m2
5.4 sq ft
Front chaffer extension0.8 m2
8.6 sq ft
Pre cleaning
Chaffer2.5 m2
26.9 sq ft
Sieve area2.1 m2
22.6 sq ft
Total cleaning area (louvered)5.9 m2
63.5 sq ft
Cleaning fan speed620-1,350 rpm

Grain handling

Grain tank size14,100 L
400 bu
Unloading auger length6.9 or 7.9 m
22.5 or 26 ft
Unloading rate135 L/s
3.8 bu/sec

Base weight - less head

Total machine20,750 kg
45,746 lb

Manufacturing location

CountryUSA, East Moline, Illinois

Additional information

Date collected04-May-2018