JUNTTAN Operator’s manual
6
7.2 FUELS, LUBRICANTS AND HYDRAULIC FLUIDS ........................ 92
7.2.1 FLUID AND LUBRICANTS CAPACITIES ........................... 92
7.2.2 OIL AND GREASE TYPES ................................................. 93
7.3 ROUTINE SERVICING OF THE MACHINE .................................... 95
7.4 HYDRAULIC SYSTEM .................................................................. 109
7.4.1 THE PRESSURE SETTINGS ........................................... 110
7.4.2 HYDRAULIC OIL COOLING ............................................. 110
7.4.3 RELIEF AND CONTROL VALVES OF THE VALVE
BLOCKS ........................................................................... 110
7.4.4 CHANGING THE HYDRAULIC OIL .................................. 111
7.4.5 DE-AIRING OF HYDRAULIC PUMPS .............................. 112
7.4.6 REPLACING THE HYDRAULIC OIL FILTERS ................. 113
7.5 ENGINE AIR CLEANER ................................................................ 117
7.6 FILLING AND DRAINING OF THE FUEL TANK ........................... 118
7.6.1 DRAINING AND DE-AIRING OF THE FUEL FILTER
AND THE WATER SEPARATOR .................................... 119
7.7 LUBRICATION OF THE SLEWING RING ..................................... 121
7.8 LUBRICATION OF THE CROSS JOINT AND THE
HORIZONTAL SLIDE .................................................................... 121
7.9 CHANGING THE OIL OF THE SWING DRIVE TRANSMISSION 122
7.10 TORQUE FOR THE SLEWING RING AND THE SWING DRIVE 122
7.11 CHANGING THE OIL OF THE TRACK DRIVE TRANSMISSION 123
7.12 TRACKS ........................................................................................ 123
7.12.1 TRACK FRAME SLIDE BEAMS ....................................... 123
7.12.2 TRACK WIDTH ADJUSTMENT ........................................ 124
7.12.3 ADJUSTMENT OF THE TRACK TENSION ...................... 125
7.12.4 TRACK SHOE BOLTS ...................................................... 126
7.13 WINCH SERVICE .......................................................................... 127
7.13.1 WINCH FRICTION DEVICE ............................................. 127
7.13.2 OPERATING INSTRUCTIONS FOR STEEL ROPES....... 128
7.13.3 CHANGING ROPE TO WINCH DRUM (BB-WINCH) ....... 130
7.13.4 CHECKING OF STEEL ROPES ....................................... 131
7.14 WEAR LIMITS ............................................................................... 135
7.15 TORQUE FOR STEEL BOLTS AND NUTS .................................. 136
7.16 RECOMMENDED TORQUE VALUES FOR HYDRAULIC
FITTINGS ...................................................................................... 140
7.17 GENERAL FAULT DETECTION ................................................... 141
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