John Deere 1166 1169H 1174 1177 1177 Hydro/4 1188 1188 Hydro/4 Combines Technical Manual TM-4452

Description

John Deere Combines 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, 1188 Hydro/4 — Technical Manual TM-4452

This John Deere Technical Manual (TM-4452, April 1990 edition) covers the 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, and 1188 Hydro/4 Combines. It is a complete service and repair reference organized into green-tab Repair sections and yellow-tab Operation and Tests sections. Whether you are servicing the 6466 or 6359 engine, diagnosing a hydrostatic drive fault, or overhauling the separator and cleaning unit, this manual provides the procedures, specifications, and system explanations needed to complete the job accurately.

File Details

• Manual type: Technical Manual (Repair and Operation/Test sections)
• Publication number: TM-4452
• Edition: Apr-90 (previous editions 1988, 1989)
• Brand / Manufacturer: John Deere
• Models covered: 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, 1188 Hydro/4 Combines
• Engines covered: 6466, 6359
• Language: English
• File format: PDF
• Page count: 826 pages
• Printed in: Germany

Chapters Covered

The manual is divided into the following sections:

• Section 10 — General: Group 05 — Specifications, standard torques, UNC/UNF cap screw torques, metric cap screw torques, pipe and hose connection torques, metric and inch threads.
• Section 20 — Engine Repair: Group 01 — Engine pulley; Group 05 — Removing 6466 engine; Group 06 — Removing 6359 engine; Group 10 — Cooling system (radiator, rotary screen, rotary screen drive).
• Section 30 — Fuel System: Group 05 — Fuel tank, fuel filter and water trap, electrical fuel transfer pump; Group 10 — Speed control and engine shut-off components.
• Section 40 — Electrical Equipment Repair: Connectors (SURE-SEAL, MATE-N-LOK, CPC); fuse and relay boxes; indicator lights; instruments; switches; corner post instruments; cutting platform height indicator; separator switch; variable ground speed drive switches; clutch and reverser switches; electromagnetic transmission brake; starting motors (John Deere and Bosch); alternator; Dial-A-Matic; sidehill leveling system.
• Section 50 — Power Train: Variable ground speed drive; Posi-Torq ground drive upper and lower units; clutch operating assembly; engine clutch; hydrostatic drive oil and filter change (Sauer and Eaton); hydrostatic drive variable pump (Sauer and Eaton); fixed-displacement motor (Sauer and Eaton); oil cooler; transmission with differential; final drives (standard, rice combine, sidehill combine).
• Section 60 — Brakes, Rear Axle and Steering: Parking brake; brake operating assembly; foot brakes (internal and external slave cylinder, sidehill combine); hydrostatic steering; rear axle (standard and sidehill combine).
• Section 70 — Hydraulic System: Hydraulic lines; dual and triple hydraulic pumps; mechanical four-spool and seven-spool control valves; leveling system control valve; electromagnetic control valve; hydraulic cylinders; hydraulic reverser motor; hydrostatic reel drive; hydraulic accumulator/header pressure gauge.
• Section 80 — Miscellaneous: Bearings and shafts; drive belts; drive chains.
• Section 90 — Operator’s Platform with Cab: Cab ventilation; safe handling of refrigerants; air conditioning service; air conditioning compressor; system components; integrated condenser cooling; cab heating; operator’s cab; platform control levers; steering column; operator’s seat.
• Section 100 — Cutting Platforms and Corn Heads: Refer to Technical Manual TM-4468.
• Section 110 — Feeder House: Feeder house drive; feeder house; chain transmission (cutting platform drive); hydraulic reverser.
• Section 120 — Separator and Cleaning Unit: Separator drive; beater; variable cylinder drive (upper, lower, mechanically adjustable); cylinder drive reduction gear; threshing cylinder; concave; straw walkers; cross shaker; fan and variable fan drive; cleaning shoe with sieves.
• Section 130 — Elevators, Grain Tank and Unloading Augers: Tailings auger and elevator; clean grain auger and elevator.
• Section 140 — Special Equipment: Straw chopper countershaft; straw chopper; straw spreader.
• Section 220 — Engine Cooling System Operation: Group 05 — Cooling system.
• Section 230 — Fuel and Air Intake System Operation: Group 05 — Air intake system; Group 10 — Fuel system.
• Section 240 — Electrical System Operation and Tests: General information; circuit plan, wiring diagram and wiring harnesses; circuit testing; checking individual components; checking electromagnetic control valve; checking speed monitor system; checking harvest performance monitor; starting motor; alternator; checking Dial-A-Matic header height control.
• Section 250 — Power Train Operation and Tests: Posi-Torq ground drive; clutch operating assembly; clutch; hydrostatic ground speed drive; testing hydrostatic drive (Sauer and Eaton); transmission.
• Section 260 — Brakes, Steering and Rear Axle Operation and Tests: Full disk brakes; partial disk brakes; hydrostatic steering; diagnosing malfunctions; testing hydrostatic steering.
• Section 270 — Hydraulic System Operation and Tests: Hydraulic circuits; mechanical four-spool and seven-spool control valves; electromagnetic control valve; testing hydraulic system.
• Section 290 — Operator’s Platform and Cab Operation and Tests: Cab ventilation; air conditioning system operation; air conditioning system tests.

This John Deere 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, 1188 Hydro/4 Combines Technical Manual is more than a repair guide — it is the same service documentation used to train technicians on these machines, covering both how the systems work and how to fix them. Repair sections walk through removal, disassembly, inspection, parts replacement, assembly, adjustment, and installation for each component. Operation and Test sections explain system function and then give step-by-step diagnostic procedures to isolate faults. The Specification section collects torque values, clearances, pressures, capacities, and service limits in one place, so you are not hunting across multiple documents. Engine coverage spans both the 6466 and 6359 diesels, including valve clearance, compression, injection nozzle opening pressures, and idle speeds. The electrical and hydraulic sections are particularly detailed because these combines rely heavily on electromagnetic control valves, hydrostatic drives, and monitoring systems that require precise testing rather than guesswork.

What This Manual Helps You Do

• Remove and install the 6466 or 6359 engine, including pulley, muffler, air cleaner, fuel lines, and injection pump connections.
• Service the cooling system, including radiator, rotary screen, and rotary screen drive.
• Repair the fuel system — tank, filter and water trap, electrical fuel transfer pump, speed control, and shut-off components.
• Diagnose and repair electrical faults using circuit testing procedures for the starting motor, alternator, monitor systems, and electromagnetic control valve.
• Overhaul the power train — variable ground speed drive, Posi-Torq upper and lower units, clutch operating assembly, engine clutch, hydrostatic drive (Sauer or Eaton), transmission with differential, and final drives.
• Service brakes, hydrostatic steering, and rear axle, including sidehill combine variants.
• Repair the hydraulic system — pumps, control valves, cylinders, reverser motor, reel drive, accumulator, and pressure gauge.
• Work on the separator and cleaning unit — beater, variable cylinder drive, threshing cylinder, concave, straw walkers, cross shaker, fan, and cleaning shoe.
• Service the feeder house, elevators, grain tank, unloading augers, and special equipment such as the straw chopper.
• Maintain the operator’s cab — ventilation, air conditioning, heating, seat, and control levers.

Why This Manual Matters

Combine harvesters are complex machines where incorrect assembly or adjustment leads to poor separation, grain loss, hydrostatic drive failure, or electrical faults that are difficult to trace. This manual gives you the exact torque values, pressure settings, clearances, and test procedures needed to do the job correctly. The Operation and Test sections are especially valuable because they explain how each system is supposed to behave before showing you how to diagnose it — so you can identify the root cause instead of replacing parts by trial and error.

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Instant PDF Delivery

The manual is delivered as a PDF download immediately after payment. No shipping, no waiting for a physical book. You can view it on any device — laptop, tablet, or smartphone — and print the pages you need for the workshop. Whether you are servicing a 1166, 1169H, 1174, 1177, 1177 Hydro/4, 1188, or 1188 Hydro/4 Combine, this John Deere Technical Manual TM-4452 gives you the information to complete the repair properly.