John Deere 2120 Tractor Technical Manual TM4252

[Martin Welker]

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John Deere 2120 Tractor Technical Manual TM4252
Size: 20.28 MB
Format: PDF
Language: English
Brand: John Deere
Type of Machine: Tractor
Type of Manual: Technical Manual
Model: John Deere 2120 Tractor
Part Number: TM4252
Number of Pages: 354 Pages

Contents:
SECTION 10 — GENERAL INFORMATION
Group 5 - Specifications
Group 10 - Pre-delivery, delivery and after-sales inspections
Group 15 - Lubrication and service
Group 20 - Engine and tractor tune—up and adjustment
Group 25 - Removal and installation of assemblies
SECTION 20 - ENGINE
Group 5 - General information, diagnosing malfunctions
Group 10 - Cylinder head, camshaft and balancer shafts
Group 15 - Cylinder block, liners, pistons and connecting rods
Group 20 - Crankshaft, crankshaft 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 - ROTO DIESEL injection pump
Group 20 - ROOSA-MASTER injection nozzles
Group 25 - Cold weather starting aids
SECTION 40 — ELECTRICAL SYSTEM
Group 5 - Diagnosing malfunctions
Group 10 - Components and wiring diagrams
SECTION 50 — POWER TRAIN
Group 5 - Engine clutch and clutch linkage
Group 10 - HIGH-LOW shift unit
Group 15 - Transmission
Group 20 - Differential assembly
Group 25 - Final drives
Group 30 - Continuous-running power shaft
Group 35 - Independent power shaft
SECTION 60 — FRONT AXLE, STEERING AND BRAKES
Group 5 - Front axle
Group 10 - Steering
Group 15 - Brakes
SECTION 70 — HYDRAULIC SYSTEM
Group 5 - General information, diagnosing malfunctions, pressure tests
Group 10 - Oil reservoir, filter, valves and oil cooler
Group 15 - Hydraulic pump and transmission oil pump
Group 20 - Rockshaft
Group 25 - Selective control valves (spool type)
Group 30 - Selective control valve (poppet valve type)
Group 35 - Remote hydraulic cylinder
SECTION 80 — MISCELLANEOUS
Group 5 - Belt pulley
Group 10 - DE LUXE seat
Group 15 - Front and rear wheels
Group 20 - Hydraulic hitch
Group 25 - Roll guard