John Deere 790 and 792 Excavator Repair, Operation and Test Manual (TM1320 08-MAR-90)

This vintage yet highly detailed manual provides comprehensive repair, operation, and testing procedures for John Deere 790 and 792 Excavators. It covers engine disassembly, fuel injection servicing, track and swing system repair, and performance diagnostics across all mechanical and electrical subsystems—making it indispensable for field engineers and restoration experts.

Model Covers:

John Deere 790 Excavator
John Deere 792 Excavator

File Format: PDF

Size: 42.75 MB

No. of pages: 888

Language: English

Quality: 3/5: Readable text, low-quality images

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Included Sections:

General Information and Safety

• Maintenance precautions and lubrication routines
• Torque specifications and system layout diagrams
• Cold weather operations and decommissioning notes

Engine Systems and Components

• Complete overhaul procedures for crankshaft, pistons, camshaft, and valves
• Cooling, oiling, ventilation and turbocharger systems
• Fuel injection tuning and starting motor servicing

Hydraulics, Tracks and Swing Mechanism

• Track tension and roller maintenance
• Axle shafts, bearings, and hydraulic drive testing
• Swing motor and mechanical drive element repairs

Operator’s Station and Electrical

• Cab installation, HVAC troubleshooting, and instrument diagnostics
• Alternator, regulator, and indicator repair
• Battery service and safety system checks

This John Deere 790 and 792 Excavator Repair, Operation and Test Manual is a must-have for heavy machinery technicians restoring or maintaining these classic excavators to factory standards.