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TECHNICAL MANUAL - JOHN DEERE 820 TRACTOR TM4212
TECHNICAL MANUAL - JOHN DEERE 820 TRACTOR TM4212
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1. The Technical Manual for the John Deere 820 Tractor, TM4212, is a comprehensive guide that provides detailed information on the operation, maintenance, and repair of this powerful agricultural machine.
2. This manual is designed to assist both experienced technicians and novice users in understanding the intricate workings of the John Deere 820 Tractor.
3. With clear and concise instructions, diagrams, and illustrations, users can easily navigate through various topics such as engine systems, electrical systems, transmission, and hydraulic systems.
4. The manual also includes troubleshooting guides, specifications, and recommended maintenance schedules to ensure optimal performance and longevity of the tractor.
5. Whether you are a farmer, mechanic, or tractor enthusiast, the Technical Manual for the John Deere 820 Tractor, TM4212, is an indispensable resource that will enhance your understanding and proficiency in operating and maintaining this reliable agricultural equipment.
TECHNICAL MODEL COVERED:
JOHN DEERE 820
Group 5 - Specifications
Group 10 - Pre-delivery, delivery and after-sales inspections
Group 15 - Lubrication and periodic service
Group 20 - Engine and tractor tune-up and adjustment
Group 25 - Separation
SECTION 20- ENGINE
Group 5 - General information, diagnosing malfunctions
Group 10 - Cylinder head and camshaft
Group 15 - Cylinder block, liners, pistons and connecting rods
Group 20 - Crankshaft, main bearings and flywheel
Group 25 - Timing gear train
Group 30 - Oil pump, oil pressure regulating valve and oil filter
Group 35 - Engine cooling system
Group 40 - Speed control
SECTION 30- FUEL SYSTEM
Group 5 - Diagnosing malfunctions
Group 10 - Fuel tank, transfer pump, fuel filters
Group 15 - BOSCH injection pump
Group 20 - ROTO DIESEL injection pump
Group 25 - ROOSA MASTER MODEL CB injection pump
Group 30 - ROOSA-MASTER injection nozzles
Group 35 - BOSCH injection nozzles
Group 40 - Cold weather starting aids
SECTION 40- ELECTRICAL SYSTEM
Group 5 - Diagnosing malfunctions
Group 10 - ''BILUX'' lighting system
Group 15 - Sealed-beam lighting system (from tractor serial no. 77054 L)
Group 16 - Sealed-beam lighting system (up to tractor serial no. 77053 L)
Group 20 - Starting motor
Group 25 - Alternator and regulator
Group 30 - Generator and regulator
SECTION 50- POWER TRAIN
Group 5 - Engine dual-stage clutch and clutch linkage
Group 10 - Collar-shift transmission
Group 15 - Differential assembly
Group 20 - Final drives
Group 25 - PTO shafts
SECTION 60- FRONT AXLE, STEERING SYSTEM AND BRAKES
Group 5 - Front axle
Group 10 - Manual and power steering
Group 15 - Brakes
SECTION 70-HYDRAULIC SYSTEM
Group 5 - General information, diagnosing malfunctions, pressure tests
Group 10 - Oil reservoir, filter and valves
Group 15 - Hydraulic pump and transmission oil pump
Group 20 - Rockshaft
Group 25 - Selective control valve
SECTION 80-MISCELLANEOUS
Group 5 - Belt pulley
Group 10 - DE LUXE seat
Group 15 - Front wheels
► Total Pages - 332 pages
► Interface Language - English
► File Format - (PDF) Portable Document Format
► Availability - PDF File sent to your email after purchase
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