JCB Large Hydraulic Breakers Owners Manual 9814-0526

JCB Large Hydraulic Breakers Owners Manual 9814-0526 - Image 2

JCB Large Hydraulic Breakers Owners Manual 9814-0526 - Image 3

JCB Large Hydraulic Breakers Owners Manual 9814-0526 - Image 4

JCB Large Hydraulic Breakers Owners Manual 9814-0526 - Image 5

jcb large hydraulic breakers owners manual 9814 0526 2

jcb large hydraulic breakers owners manual 9814 0526 3

JCB Large Hydraulic Breakers Owners Manual 9814-0526

$20.00

Type Of Manual: Owners Manual
ManualID: 9814-0526
Number of Pages: 444
Size: 17.5MB
Format: PDF

Category: JCB Operator Manual PDF

Model List:
- Large Hydraulic Breakers

1. Warranty pages to be found at the front of this manual
2. 1 About this Manual……………………………………………………………………………………………………………….1
3. 2 Safety Notices ……………………………………………………………………………………………………………………2
4. 2.1 General Safety…………………………………………………………………………………………………………4
5. 2.2 Safety Decals ………………………………………………………………………………………………………….6
6. 3 Technical Specifications ……………………………………………………………………………………………………..9
7. 3.1 Breaker Specification ……………………………………………………………………………………………….9
8. 3.2 Working Pressure-Required Flow-Engine RPM…………………………………………………………..14
9. 4 Main Components ……………………………………………………………………………………………………………19
10. 5 Installation ……………………………………………………………………………………………………………………….20
11. 5.1 Consumables ……………………………………………………………………………………………………….20
12. 5.1.1 Mineral hydraulic oil ………………………………………………………………………………………………20
13. 5.1.2 Non-mineral hydraulic oil ……………………………………………………………………………………….20
14. 5.1.3 Grease …………………………………………………………………………………………………………………20
15. 4.1.4 Gas ……………………………………………………………………………………………………………………..21
16. 5.2.1 Attaching the hanger bracket to the hydraulic breaker ………………………………………………21
17. 5.2.2 Installing-Removing the Breaker – Preparation …………………………………………………………..22
18. 5.3 Mounting the hydraulic breaker on the excavator mechanical aspects ………………………..23
19. 5.4 Mounting the hydraulic breaker on the excavator ……………………………………………………..24
20. 5.5 Dismounting the hydraulic breaker from the excavator for short or lengthy periods
21. of non-use ……………………………………………………………………………………………………………25
22. 5.5.1 Dismounting from excavator …………………………………………………………………………………..25
23. 5.5.2 Short period of non-use …………………………………………………………………………………………26
24. 5.5.3 Lengthy period of non-use ……………………………………………………………………………………..26
25. 6 Fitting-Removing the Tool …………………………………………………………………………………………………27
26. 6.1 Selecting the right tool …………………………………………………………………………………………..27
27. 6.1.1 Tools for hydraulic breakers JCB HM Large Breakers ………………………………………………..27
28. 6.2 Fitting the tool (After breaker delivery to the site) ………………………………………………………28
29. 6.3 Removing the tool …………………………………………………………………………………………………28
30. 7 Installation – Control Settings ……………………………………………………………………………………………29
31. 7.1 Carrier machine procedures…………………………………………………………………………………….29
32. 7.2 Breaker flow, pressure and ARV settings…………………………………………………………………..29
33. 8 Operating the Hydraulic Breaker ………………………………………………………………………………………32
34. 8.1 Starting up the hydraulic breaker …………………………………………………………………………….32
35. 8.2 Operation ……………………………………………………………………………………………………………..32
36. 8.3 Angle of attack ……………………………………………………………………………………………………..33
37. 8.4 Breaker rocking …………………………………………………………………………………………………….33
38. 8.5 Never drive the working tool into the ground ……………………………………………………………33
39. 8.6 Never lever with the breaker …………………………………………………………………………………..33
40. 8.7 Never use as a sledgehammer ……………………………………………………………………………….34
41. 8.8 Never use for transport purposes ……………………………………………………………………………34
42. 8.9 Using the hydraulic breaker in or under water …………………………………………………………..34
43. 8.10 Hydraulic breaker used in tunnelling ………………………………………………………………………..35
44. 8.11 Working in high outside temperatures ……………………………………………………………………..35
45. 8.12 Working in low outside temperatures ………………………………………………………………………35
46. 8.13 Operating the breaker with the cylinders fully extended or retracted …………………………..35
47. 9 Maintenance Work to be Performed by the Excavator Driver …………………………………………….36
48. 9.1 Automatic lubrication on breakers …………………………………………………………………………..36
49. 9.1.1 Automatic lubrication using JCB AUTOGREASE ………………………………………………………36
50. 9.1.2 Changing the lubricant cartridge …………………………………………………………………………….36
51. 9.1.3 Operating the JCB AUTOGREASE ………………………………………………………………………….37
52. 9.2 Manual lubrication without or upon failure of JCB AUTOGREASE ………………………………38
53. 9.2.1 Filling method for the JCB Extreme Hammer Grease Cartridge …………………………………..38
54. 9.3 Care and maintenance timetable …………………………………………………………………………….39
55. 9814-0526-01 79.4 Checks required ……………………………………………………………………………………………………40
56. 9.4.1 Checking the working tool for wear …………………………………………………………………………40
57. 9.4.2 Checking the wear bushes and buffer ring ……………………………………………………………….40
58. 9.4.3 Checking the retainer bars for wear …………………………………………………………………………41
59. 9.4.4 Checking the impact face of the percussion piston …………………………………………………..41
60. 9.4.5 Checking the breaker housing for wear and cracks and checking the breaker bracket for
61. cracks ………………………………………………………………………………………………………………….41
62. 9.4.6.1 Screw couplings with tightening torques ………………………………………………………………….42
63. 9.4.6.2 Identification of screw couplings ……………………………………………………………………………..43
64. 9.4.7 Checking pressure in piston accumulator and refilling if required ……………………………….44
65. 9.4.8 Checking that the high pressure accumulator is in perfect working order ……………………46
66. 9.4.9 Checking the hydraulic lines before starting work ……………………………………………………..46
67. 9.4.10 Checking the hanger brackets bolts for wear ……………………………………………………………46
68. 9.4.11 Checking and cleaning the hydraulic oil filter ……………………………………………………………46
69. 10 Troubleshooting ……………………………………………………………………………………………………………….47
70. 10.1 Breaker does not start …………………………………………………………………………………………..47
71. 10.2 Impact rate of hydraulic breaker too low ………………………………………………………………….48
72. 10.3 Impact force too low ……………………………………………………………………………………………..48
73. 10.4 Impact rate too high and impact force too low …………………………………………………………49
74. 10.5 Oil leaks from ports »P« and »T« …………………………………………………………………………….49
75. 10.6 Oil leaks between cylinder cover and cylinder ………………………………………………………….49
76. 10.7 Oil leaks from parts of hydraulic system for breaker (Screw couplings, hoses etc.) ………49
77. 10.8 Oil leaks from tool …………………………………………………………………………………………………49
78. 10.9 Oil leaks from high-pressure accumulator ………………………………………………………………..49
79. 10.10 Oil or grease leaks from JCB AUTOGREASE ……………………………………………………………50
80. 10.11 Operating temperature too high ………………………………………………………………………………50
81. 11 Disposal of Consumables …………………………………………………………………………………………………50
82. 12 Hydraulic Oils, Filtering and Cooling …………………………………………………………………………………51
83. 13 Nitrogen Adaptor Reference Chart…………………………………………………………………………………….53
84. 14 Tool Part Numbers…………………………………………………………………………………………………………….54
85. 15 Breaker Part Number Matrix ……………………………………………………………………………………………..55

Rate this product