John Deere 2020 2120 Tractor Technical Manual TM4252

Details: .

1. SECTION 10-GENERAL INFORMATION
2. Group 5 – Specifications
3. Group 10 – Pre-delivery, delivery and after-sales inspections
4. Group 15 – Lubrication and service
5. Group 20 – Engine and tractor tune-up and adjustment
6. Group 25 – Removal and installation of assemblies
7. SECTION 20-ENGINE
8. Group 5 – General information, diagnosing malfunctions
9. Group 10- Cylinder head, camshaft and balancer shafts
10. Group 15- Cylinder block, liners, pistons and connecting rods
11. Group 20 – Crankshaft, crankshaft bearings and flywheel
12. Group 25 – Timing gear train
13. Group 30 – Oil pump, oil pressure regulating valve and oil filter
14. Group 35 – Engine cooling system
15. Group 40 – Speed control
16. SECTION 30- FUEL SYSTEM
17. Group 5 – Diagnosing malfunctions
18. Group 10 – Fueltank, transfer pump, fuel filters
19. Group 15 – ROTO-DIESEL injection pump
20. Group 20 – ROOSA-MASTER injection nozzles
21. Group 25 – Cold weather starting aids
22. SECTION 40-ELECTRICAL SYSTEM
23. Group 5 – Diagnosing malfunctions
24. Group 10- Components and wiring diagrams
25. SECTION 50- POWER TRAIN
26. Group 5 – Engine clutch and clutch linkage
27. Group 10- HIGH-LOW shift unit
28. Group 15 – Transmission
29. Group 20 – Differential assembly
30. Group 25 – Final drives
31. Group 30 – Continuous-running power shaft
32. Group 35 – Independent power shaft
33. SECTION 60- FRONT AXLE, STEERING AND BRAKES
34. Group 5 – Front axle
35. Group 10 – Steering
36. Group 15 – Brakes
37. SECTION 70-HYDRAULIC SYSTEM
38. Group 5 – General information, diagnosing malfunctions, pressure tests
39. Group 10- Oil reservoir, filter, valves and oil cooler
40. Group 15 – Hydraulic pump and transmission oil pump
41. Group 20 – Rockshaft
42. Group 25 – Selective control valves (spool type)
43. Group 30 – Selective control valve (poppet valve type)
44. Group 35 – Remote hydraulic cylinder
45. SECTION 80-MISCELLANEOUS
46. Group 5 – Belt pulley
47. Group 10- DE LUXE seat
48. Group 15 – Front and rear wheels
49. Group 20 – Hydraulic hitch
50. Group 25 – Roll guard