## Technical Description of CASE DAVID BROWN Tractor 770 Series

### Overview

The Case David Brown 770 tractor series was manufactured by Case IH from 1979 to 1986. These tractors were available in six models ranging from 75 to 126 horsepower and were known for their reliability, power, and versatility.

### Design Features

**Engine:**

* Inline-six diesel engine with direct fuel injection
* Perkins AD4.203 and AD4.248 models available
* Horsepower outputs ranging from 75 to 126 horsepower
* Twin-valve design for improved airflow and fuel efficiency

**Transmission:**

* Synchronized 8-speed manual transmission and 3-speed PTO
* Dry clutch with ceramic facings for increased durability
* Independent PTO and transmission controls for optimal power utilization

**Hydraulics:**

* Closed-center hydraulic system with a dedicated pump
* Dual-acting, self-leveling hydraulics with multiple control valves
* Linkage-type hydraulics for precise implement control

**Chassis:**

* Heavy-duty welded chassis constructed with high-tensile steel
* Front beam axle for enhanced stability and ground clearance
* Rear axle with differential lock and flange bearings for improved traction

**Cab Features:**

* Spacious, ergonomic cab with a forward-mounted engine for improved visibility
* Noise-insulated cab with air conditioning and heating
* Adjustable operator seat with lumbar support for comfort and reduced fatigue

### Performance Capabilities

**Traction:**

* Four-wheel drive with equal torque distribution to all wheels
* True differential lock on both front and rear axles
* Heavy-duty tires with aggressive tread patterns for enhanced grip

**Power:**

* High-output engines with ample torque reserves
* Efficient transmission system that transfers power to the drive wheels effectively
* Sophisticated hydraulic system that provides ample power for implements

**Versatility:**

* Quick-attach loader system compatible with a wide range of attachments
* Three-point linkage with adjustable lift capacity and implement mounting points
* Front-mounted PTO for powering equipment such as mowers and snowblowers

### Applications

The CASE DAVID BROWN Tractor 770 Series was designed for a variety of agricultural, landscaping, and construction applications, including:

* Farming: Tilling, plowing, planting, harvesting
* Landscape maintenance: Mowing, trimming, snow removal
* Construction: Hauling materials, leveling ground, digging trenches

If you own or work on the David Brown / Case tractor with models numbers:
770
870
970
1070
1090
1170
1175

Then you have found the service manual for you, Covers all you need to know in the service and repair of your tractor.

Sections include:
Axle
Brakes
Clutch
Cooling
Fuel
Turbo
Differentail
Elec sys
Engine
Final drives
Front sys
Hydraulic sys
Power shift clutch
Power take off PTO
Streering
Transmittion

As well as all the tech info.

;-)