
7ARX 90
OPERATING MANUAL
After 500 hours of operaton (6 months)..........................................................................................118
3.6.15. Inspect the engne belt .................................................................................................................................................................................... 118
3.6.16. Engne ol exchange........................................................................................................................................................................................... 118
3.6.17. Inspect engne nducton manfold.............................................................................................................................................................. 121
3.6.18. Ar flter sensor check ........................................................................................................................................................................................ 122
3.6.19. Engne coolng lqud level check ................................................................................................................................................................. 123
3.6.20. Check of wrng.................................................................................................................................................................................................... 123
3.6.21. Cleanng the water separator ....................................................................................................................................................................... 123
3.6.22. Checkng the coolant level (Ar-condtonng)......................................................................................................................................... 124
3.6.23. Cleanng the ar cleaner (Ar-condtonng)............................................................................................................................................... 124
3.6.24. Engne fuel flter exchange.............................................................................................................................................................................. 125
3.6.25. How to replace ar flter elements................................................................................................................................................................. 127
After 1,000 hours of operaton (after 1 year) ...................................................................................129
3.6.26. Inspect engne coolng crcut........................................................................................................................................................................ 129
3.6.27. Inspect the battery............................................................................................................................................................................................. 130
3.6.28. Inspecton of the engne belts ....................................................................................................................................................................... 132
3.6.29. Exchangng ol n gearboxes........................................................................................................................................................................... 133
3.6.30. Vbratons system ol exchange..................................................................................................................................................................... 134
3.6.31. Inspect the slencng system .......................................................................................................................................................................... 135
3.6.32. Water tank cleanng........................................................................................................................................................................................... 137
3.6.33. Air cooler cleaning.............................................................................................................................................................................................. 138
3.6.34. Engne nspecton............................................................................................................................................................................................... 139
3.6.35. Engne and machne dagnostcs.................................................................................................................................................................. 139
3.6.36. Checkng engne belt (Ar-condtonng) ................................................................................................................................................... 140
3.6.37. Checkng the ar condtonng compressor mountng (Ar-condtonng)..................................................................................... 140
After 2,000 hours of operaton (after 2 years)..................................................................................141
3.6.38. Engne coolant exchange ................................................................................................................................................................................ 141
3.6.39. How to replace hydraulc ol and flters ..................................................................................................................................................... 143
Mantenance as requred ...................................................................................................................146
3.6.40. Deaeratng (ventng) the fuel system.......................................................................................................................................................... 146
3.6.41. Cleanng of coolers............................................................................................................................................................................................. 147
3.6.42. How to clean cab ventlaton flter................................................................................................................................................................ 147
3.6.43. Dran water from sprnklng crcut before wnter season.................................................................................................................... 148
3.6.44. Adjustment of scrapers..................................................................................................................................................................................... 150
3.6.45. Machne cleanng ............................................................................................................................................................................................... 151
3.6.46. Check the tghtenng of bolted connectons............................................................................................................................................ 151
3.7. Defects.................................................................................................................................................155
3.8. Attachments........................................................................................................................................156
Wrng dagram..................................................................................................................................................................................................................... 156
Hydraulc system dagram ARX 90 ................................................................................................................................................................................ 162
Hydraulc system dagram ARX 90 HF.......................................................................................................................................................................... 164
Spare parts table for regular mantenance ................................................................................................................................................................ 166
Content of the set of flters after 500 engne hours (4-21383)............................................................................................................................ 167