Operating Speeds

Speeds shown are average and can vary from machine to machine. Speeds are rated at high idle with separator engaged, no load.

Operating speeds specifications and design subject to change without notice.

Engine Speeds
Slow Idle (Separator Off) 1200 rpm
Mid Speed (Separator Off) 1680 rpm
Fast Idle (Separator Off) 2340 rpm
Full Load Rated Speed 2200 rpm

 

Separator Drive Shaft Speed 1546 rpm

 

Main Countershaft Speed 1546 rpm

 

Separator Speeds
High Range 380 - 1000 rpm
Low Range 210 - 550 rpm

 

Feeder House Lower Shaft Speeds
Heavy Duty Variable Speed 520 - 780 rpm
High Torque Variable Speed (Optional) 520 - 780 rpm
Fixed Speed 520 rpm
Multi-Speed (Optional on 9770 STS) 1st Gear: 510-530 rpm, 2nd Gear: 560-580 rpm, 3rd Gear: 620-640 rpm, 4th Gear: 700-720 rpm, 5th Gear: 770-790 rpm

 

Feed Accelerator Speeds
Feed Accelerator 440/800 rpm
Feed Accelerator (Optional Slow Speed) 320/790 rpm
Feed Accelerator (High Speed High Capacity) 520/1000 rpm

 

Discharge Beater Speed 849 rpm

 

Jackshaft Speeds
Front Right-Hand Jackshaft 532 rpm
Rear Right-Hand Jackshaft 532 rpm

 

Cleaning Fan Speeds
Standard Speed 620 - 1200 rpm
Special Slow Speed 250 - 500 rpm

 

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Elevator Speeds
Clean Grain Elevator 426 rpm
Clean Grain Loading Auger 458 rpm
Tailings Elevator, Lower Auger 405 rpm
Tailings Elevator, Upper Auger 640 rpm
Shoe Drive 300 rpm
Conveyor Augers 433 rpm

 

Unloading System Speeds
Unloading System Countershaft 1087 rpm
Unloading Auger Gearbox, Input Shaft
Standard Grain Tank 450 rpm
High Unload Rate Grain Tank 516 rpm
Slow Speed Rice (Standard Grain Tank) 460 rpm
Unloading Vertical Auger
Standard Grain Tank 450 rpm
High Unload Rate Grain Tank 516 rpm
Slow Speed Rice (Standard Grain Tank) 460 rpm
Unloading Outer Auger
Standard Grain Tank 450 rpm
High Unload Rate Grain Tank 516 rpm
Slow Speed Rice (Standard Grain Tank) 460 rpm
Grain Tank Horizontal Augers
Standard Grain Tank 420 rpm
High Unload Rate Grain Tank 344 rpm
Slow Speed Rice (Standard Grain Tank) 305 rpm

 

Chopper Speeds
Chopper/Discharge Beater Jackshaft 2002 rpm
Chopper (Two Speed) 1600/2500 rpm

 

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