John Deere 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, 1188 Hydro/4 Combines Technical Manual (TM4452 JAN89)

This technical manual provides advanced repair, diagnostic, and maintenance procedures for John Deere 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, and 1188 Hydro/4 Combines. Covering critical systems such as engines, hydraulics, electrical equipment, powertrains, and operator platforms, it equips technicians with detailed instructions to ensure optimal machine performance and durability.

Model Covers:

John Deere 1166, 1169H, 1174 Combines

John Deere 1177, 1177Hydro/4 Combines

John Deere 1188, 1188 Hydro/4 Combines

File Format: PDF

Size: 38.85 MB

No. of pages: 826

Language: English

Quality: 2/5: Readable text, low-quality images

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

📑 Included Sections:

General Information

• Machine specifications and recommended torque values
• Metric and inch thread charts

Engine Repairs and Cooling Systems

• Removal and installation procedures for 6466 and 6359 engines
• Cooling system components including radiators and rotary screens
• Engine pulley servicing and special tools requirements

Fuel and Electrical Systems

• Fuel tank, filters, transfer pumps, and speed control systems
• Electrical schematics, connectors, relays, indicator lights, and alternator repairs
• Low shaft speed monitor system and harvest performance monitor diagnostics
• Detailed service on starters (John Deere and Bosch) and electromagnetic components

Power Train and Hydrostatic Drives

• Variable ground speed drives, clutch systems, and Posi-Torq ground drive servicing
• Transmission, final drives (standard, rice, and sidehill models), and hydrostatic drive diagnostics
• Hydrostatic steering and testing procedures

Hydraulic Systems

• Dual and triple hydraulic pumps, control valves, cylinders, and accumulators
• Hydraulic reverser motors, reel drives, and leveling systems
• Testing pressure relief valves and flow rates for various components

Operator’s Platform and Cab

• Cab ventilation, air conditioning system servicing, and safe refrigerant handling
• Operator seat adjustments, steering column servicing, and platform control levers

Cutting Platforms, Feeder House, and Cleaning Units

• Knife drive, feeding auger, and reel systems
• Separator, beater, concave, straw walkers, cross shaker, and cleaning shoe maintenance
• Grain tank, elevators, and unloading augers servicing

Special Equipment and Operational Testing

• Straw chopper, spreader, and sidehill leveling systems
• Complete operational and diagnostic tests for electrical and hydraulic systems

The John Deere 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, 1188 Hydro/4 Combines Technical Manual is an indispensable guide for technicians, providing expert insights for efficient maintenance and repairs.