Operating Speeds (S760 and S770)

Speeds shown are average and can vary from machine to machine.

Operating speed specifications and design subject to change without notice.

Engine Speeds

(9.0 L Tier 2/Stage II and Tier 3/Stage IIIA) Engine

(9.0 L Final Tier 4/Stage IV) Engine

Slow Idle (Separator Off)

1200 rpm

1200 rpm

Mid Speed (Separator Off)

1690 rpm

1690 rpm

Fast Idle (Separator Off)

2340 rpm

2340 rpm

Full Load Rated Speed

2200 rpm

2200 rpm

Separator Drive Shaft Speed

1453 rpm

Main Countershaft Speed

1453 rpm

Separator Speeds

High Range

400—1000 rpm

Low Range

210—530 rpm

Feeder House Lower Shaft Speeds

Fixed Speed (If Equipped)

490 rpm

Heavy-Duty Variable Speed (If Equipped)

490—750 rpm

High Torque Variable Speed (If Equipped)

490—750 rpm

Multi-Speed (If Equipped)

First Gear: 480 rpm

Second Gear: 535 rpm

Third Gear: 590 rpm

Fourth Gear: 665 rpm

Fifth Gear: 735 rpm

Feed Accelerator Speeds

Feed Accelerator (Standard Speed)

430/780 rpm

Feed Accelerator (Optional Slow Speed)

310/770 rpm

Feed Accelerator (High-Speed High Capacity)

520/970 rpm

Discharge Beater Speed

S760

S770

998 rpm

995 rpm

Jackshaft Speeds

Front Right-Hand Jackshaft

518 rpm

Rear Right-Hand Jackshaft

518 rpm

Cleaning Fan Speeds

Standard Speed

620—1350 rpm

Special Slow Speed

250—500 rpm

Elevator Speeds

S760

S770

Clean Grain Elevator

417 rpm

415 rpm

Clean Grain Loading Auger

448 rpm

445 rpm

Tailings Elevator, Lower Auger

395 rpm

Tailings Elevator, Upper Auger

625 rpm

Shoe Drive

298 rpm

Conveyor Augers

420 rpm

Unloading System Speeds (Separator Engaged)

Unloading System Countershaft

1000 rpm

 
 

Unloading Auger Gearbox, Input Shaft

460 rpm, 116 L/s (3.3 bu/s) Unload Rate

Unloading Vertical Auger

460 rpm, 116 L/s (3.3 bu/s) Unload Rate

Unloading Outer Auger

460 rpm, 116 L/s (3.3 bu/s) Unload Rate

Grain Tank Horizontal Augers (Front and Rear)

330 rpm, 116 L/s (3.3 bu/s) Unload Rate

Chopper Speeds

Deluxe Residue

Premium Residue

Chopper/Discharge Beater Jackshaft

1880 rpm

2045 rpm

Chopper (Two Speeds)

1505/2350 rpm

1400/2995 rpm

Overshot Beater

Not Applicable

995 rpm

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