New Holland 70 70A Series Service Repair Manual (87018722) – New Holland 70 70A Series – PDF Downloa

New Holland 70 70A Series Service Repair Manual (87018722) – New Holland 70 70A Series

File Details:

New Holland 70 70A Series Repair Manual_87018722
Size: 147 MB
Format: PDF
Language: English
Number of Pages: 2146 pages
Brand: New Holland
Type of document: Repair Manual
Model: 8670, 8670A, 8770, 8770A, 8870, 8870A, 8970
Part No: 87018722

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Description:

New Holland 70 70A Series Service Repair Manual (87018722) – New Holland 70 70A Series

• Appropriate service methods and correct repair procedures are essential for the safe, reliable operation of all equipment, as well as the personal safety of the individual performing the repair.
• This Service Manual provides troubleshooting, overhaul, and pressure-testing instructions using recommended procedures and equipment. Following these instructions will ensure the safe, efficient, and timely completion of the service or repair.
• There are numerous variations in procedures, techniques, tools, and parts for servicing machines, as well as in the skill of the individual doing the work. This manual cannot possibly anticipate all such variations and provide advice or cautions as to each. Accordingly, anyone who departs from the instructions provided in this manual must first establish that their personal safety, the safety of others, and the integrity of the machine will not be compromised by the choice of methods, tools or parts.
• The manual is divided into sections which are subdivided into chapters. Each chapter contains information on general operating principles, detailed inspection, overhaul and, where applicable, specific troubleshooting, special tools, and specifications.
• Any reference in this manual to right, left, rear, front, top, or bottom is as viewed from the operator’s seat, looking forward.
• All data and illustrations in this manual are subject to variations in build specification. This informationwas correct at the time of issue, but New Holland policy is one of continuous improvement, and the right to change specifica- tions, equipment, or design at any time, without notice, is reserved.

Table Of Contents:

New Holland 70 70A Series Service Repair Manual (87018722) – New Holland 70 70A Series

70/70A SERIES REPAIR MANUAL............................................................. 1
	COMPLETE CONTENTS................................................................... 1
	SECTION 00-GENERAL INFORMATION...................................................... 2
		Chapter 1-General Information................................................... 2
	SECTION 10-ENGINE................................................................... 2
		Chapter 1-Engine and Lubrication System......................................... 2
		Chapter 2-Cooling System........................................................ 4
		Chapter 3-Induction System...................................................... 4
		Chapter 4-Fuel System........................................................... 5
		Chapter 5-Engine Removal........................................................ 6
		Chapter 6-Fuel Tank Removal..................................................... 6
	SECTION 21-TRANSMISSION............................................................. 7
		Chapter 1-Operation and Overview................................................ 7
		Chapter 2-Separating the Engine and Front Axle from the Transmission............ 8
		Chapter 3-Separating the Rear Axle from the Transmission........................ 8
		Chapter 4-Mechanical System..................................................... 9
		Chapter 5-Hydraulic System......................................................10
		Chapter 6-Electrical System.....................................................11
	SECTION 23-DRIVE LINES..............................................................12
		Chapter 1-Four-wheel Drive Clutch...............................................12
	SECTION 25-FRONT MECHANICAL DRIVE...................................................12
		Chapter 1-Four-wheel Drive Dana Axle............................................12
		Chapter 2-Dana Supersteer™ Linkage..............................................13
		Chapter 3-Four Wheel Drive Carraro Axle.........................................14
	SECTION 27-REAR DRIVE AXLE..........................................................15
		Chapter 1-Rear Axle Assembly....................................................15
	SECTION 31-POWER TAKE-OFF...........................................................16
		Chapter 1-Mechanical System.....................................................16
		Chapter 2-Electro-hydraulic System..............................................16
	SECTION 33-BRAKES AND CONTROLS......................................................17
		Chapter 1-Power Brakes..........................................................17
		Chapter 2-Parking Brake.........................................................18
		Chapter 3-Trailer Air Brakes (Not Used in North America)........................19
		Chapter 4-Trailer Air Brake Electrical System (Not Used in North America).......20
	SECTION 35-HYDRAULIC SYSTEMS........................................................20
		Chapter 1-Introduction..........................................................20
		Chapter 2-Low-Pressure System...................................................21
		Chapter 3-Tandem Gear Pump......................................................22
		Chapter 4-Axial Piston Pump.....................................................22
		Chapter 5-Flow Divider..........................................................23
		Chapter 6-70 Series Remote Valves...............................................24
		Chapter 7-70A Series Electro-Hydraulic Remote Valves............................24
		Chapter 8-Remote Valve Couplers.................................................25
		Chapter 9-Remote Valve Removal and Repair.......................................25
		Chapter 10-Three-Point Hitch....................................................26
		Chapter 11-Power-Beyond Applicators.............................................26
		Chapter 12-Hydraulic Brake System...............................................27
		Chapter 13-Pressure and Flow Testing............................................28
		Chapter 14-EHR Calibration, Diagnostics and Hydraulic System Troubleshooting....28
	SECTION 41-STEERING.................................................................29
		Chapter 1-Hydrostatic Steering..................................................29
	SECTION 44-TWO-WHEEL DRIVE AXLE AND WHEELS..........................................30
		Chapter 1-Two-wheel Drive Front Axle............................................30
		Chapter 2-Four Wheel Drive (FWD) Front Axle Track Spacing.......................31
		Chapter 3-Rear Wheel Track Spacing..............................................31
		Chapter 4-Rear Wheel Removal/Replacement........................................32
	SECTION 50-CLIMATE CONTROL..........................................................32
		Chapter 1-Climate Control Systems...............................................32
	SECTION 55-ELECTRICAL SYSTEMS.......................................................33
		Chapter 1-Electronic Instrument Cluster (EIC) and System Overview...............33
		Chapter 2-Fault Codes and Diagnostics...........................................35
		Chapter 3-Starting System.......................................................35
		Chapter 4-Charging System.......................................................36
		Chapter 5-LIGHTING, AUXILIARY POWER AND RADIOS..................................37
		Chapter 6-Wiring Diagrams.......................................................38
		Chapter 7-Electro-Hydraulic Remote Valve Control System.........................39
	SECTION 90-PLATFORM, CAB, AND BODYWORK..............................................40
		Chapter 1-Ca