Do you have a question about the David Brown 780 and is the answer not in the manual?
Details the step-by-step process of overhauling the steering gear.
Procedures for removing and installing the power steering pump.
Steps to remove and install the steering cylinder assembly.
Procedures for removing and installing the engine assembly.
Steps to remove and install the cylinder head.
Removal and installation of connecting rods and pistons.
Procedures for crankshaft and main bearing service.
Procedures for oil pump and relief valve service.
Troubleshooting common diesel fuel system issues.
Procedure for bleeding the diesel fuel system.
Methods for starting in cold weather.
General information on fuel injection pumps.
Procedures for removing and installing the fuel injection pump.
Adjusting the diesel governor.
How to identify a faulty injector.
Procedures for injector removal and installation.
Methods for testing fuel injector performance.
Procedures for removing and installing the dual clutch.
Procedures for overhauling the clutch assembly.
Information on transmission lubrication.
Details on shift levers, rails, and forks.
Procedures for removing and installing the transmission cover.
Procedures for removing the transmission assembly.
Procedure for removing transmission by splitting tractor.
Procedures for overhauling the transmission.
Procedures for removing and installing the differential.
How to adjust pinion mesh position.
Procedures for adjusting differential bearings and backlash.
Procedures for overhauling the differential assembly.
Information on the differential lock system.
Details on lubricating and breathing final drive units.
Procedures for removing and installing final drive assemblies.
Service for axle shaft, gear, bearings, and seals.
Service for spur pinion shaft, bearings, and seals.
Procedures for adjusting the brakes.
Procedures for removing and installing brake shoes.
Procedures for overhauling the belt pulley.
Procedures for removing and installing the PTO assembly.
Procedures for removing and overhauling the control mechanism.
Procedures for adjusting the pump valve linkage.
Details on depth control operation.
Details on height control operation.
| Manufacturer | David Brown |
|---|---|
| Model | 780 |
| Engine Type | Diesel |
| Production Years | 1965-1971 |
| Transmission | 8-speed |
| Transmission Details | 8 forward and 2 reverse gears |
| Fuel Capacity | Approx 60 liters |