Case IH Heavy-Offset 790

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Heavy-Offset Disk Harrows

Heavy-Offset 790

Overview:

All-Purpose heavy offset disk harrow, with 10.5 - 12 inch blade spacing and 28 - 32 inch blades, comes as an all-urpose offset or plowing disk to perform a wide array of soil-conditioning tasks.

Working Width

11 to 27-ft.

Transport Width

11 to 27-ft.

Disk Blade, Diameter

28 - 32 in (711 - 812 cm)

Disk Blade Spacing

10.5 - 12 in (267 - 305 cm)

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Features

Frame Design

Designed for Durability

The Case IH Heavy-Offset disk harrows are designed to handle even the toughest conditions.

Welded steel tubing for stability in the field and during transport
Nodular iron spools resist compression up to 20 tons without loosening blades
High-capacity bearings featuring Cushion Gang® flange bearings
Self-leveling hitch keeps gangs working at uniform depth

Blades

Earth Metal® Blades for Exceptional Endurance

All Case IH Heavy-Offset 790 disk harrows are equipped with Earth Metal blades. Uniquely formed and heat treated, Earth Metal blades offer exceptional endurance and break resistance for longer equipment life. The notched blades aggressively cut residue and vegetation with excellent cut uniformity. Earth metal blades:

Resharpen as they are used, improving performance over time
Are 30% stronger and last up to 20% longer than conventional blades
Resist stress fractures
Feature shallow-concavity design for easier pulling and better fuel economy

Adjustments

Steiger_400_Rowtrac_Disk_Harrow_790_0748_07-19-12

Simple Setup and Adjustment

Adjusting the various settings on the Heavy-Offset 790 is easy, allowing you to respond to varying soil conditions and spend more time in the field. These adjustments range from easy gang related to mechanical depth control.

Easy gang adjustments without tools from 34 – 46 degrees with an easy-turning crank that fine-tunes front-to-rear leveling
Rear gangs adjust laterally to changing field conditions with the ability to line up with front gang furrows as desired with pin-type adjustment
Mechanical depth control provides accurate, repeatable depth with pin-type adjustment. Makes depth control quick and reliable and eliminates risk of hydraulic leakage
One-step lateral pin adjustment for tongue placement maintains draft compliance
Transport lock U-channels and rear chain attaching points

Specifications

Description
Disk Harrow Type	Offse‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌t
Folding	Foldin‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌g

Dimensions And Weights
Max Working Width (ft/in)	27 ft 2 in
Max Total Weight (lb)	15500

Disk Blades
Disk Blade Spacing (in)	10.5

Disk Gang Mounting And Angles
Gang Mounting To Frame	Fixe‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌d
Front Gang Angle - Degrees	34‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ to 46 included angle
Rear Gang Angle - Degrees	34‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ to 46 included angle

Disk Gang Components
Disk Bearings	Self-aligning,‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ cartridge type ball bearings
Gang Arbor Bolts (in)	1.5
Disk Blade Scraper	Spring‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ type, adjustable

Wheels And Tyres
Transport Wheel Mounting	Two‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ sets of side-by-side tires with axles on rockshaft wheel arms
Transport Tires	12.5‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ x 15FI

Hitch
Hookup To Tractor	Pull‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌-Type

Depth And Level Adjustment
Depth Control	Mechanical‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ Depth Gauge
Fore/aft Leveling	Turnbuckle‌‌‌‬‌‬‌‌‌‌‌‌‬‬‌‬‬‌‌‍‌‌‌‌ with locking pin

Tractor Power Requirements
Required Power - High (hp/ft)	17

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