John Deere 932–1085 Hydro/4 Combines Technical Manual (TM4387)

John Deere 932, 942, 952, 955, 965-H, 968-H, 975, 975 Hydro/4, 985, 985 Hydro/4, 1065, 1068-H, 1072, 1075, 1075 Hydro/4, 1085, 1085 Hydro/4 Combines Technical Manual (TM4387 1989)

This official John Deere technical manual provides in-depth servicing instructions and engineering-grade diagnostics for multiple combine models, including Hydro/4 configurations. Covering full systems from engine assemblies, hydraulics, brakes, and powertrain to separator systems and operator cab details, it is designed for qualified technicians handling full-scale repairs and maintenance.

Model Covers:

John Deere 932, 942, 952, 955 Combines

John Deere 965-H, 968-H Combines

John Deere 975, 975 Hydro/4 Combines

John Deere 985, 985 Hydro/4 Combines

John Deere 1065, 1068-H, 1072 Combines

John Deere1075, 1075 Hydro/4 Combines

John Deere 1085, 1085 Hydro/4 Combines

File Format: PDF

Size: 199.27 MB

No. of pages: 1697

Language: English

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

📑 Included Sections:

Engine and Fuel Systems

• Engine teardown, cylinder head, lubrication, and cooling system servicing
• Fuel systems for Bosch, Roosa Master, and Rota Diesel injection pumps
• Detailed diagnostics and repair of air intake and speed control linkages

Powertrain and Hydraulics

• Hydrostatic drive, clutch linkage, and transmission repair instructions
• Hydraulic schematics, pump layouts, and multi-spool valve systems
• Brake systems (parking, foot, and transmission-integrated)

Electrical and Monitoring Systems

• Comprehensive wiring diagrams, starter/alternator diagnostics
• Harvestrak and electromagnetic brake systems
• Low-speed monitoring and combine-leveling electronics

Harvesting Components and Operator Cab

• Separator, feeder house, elevators, straw walkers, and auger drives
• Cutting platform and corn head system diagnostics
• Operator SG2 cab layout, ventilation, AC components, and seat adjustments

This John Deere TM4387 Technical Manual is a high-precision guide for service engineers and advanced maintenance teams responsible for full-function diagnostics and component repair across a wide range of combine models.