TABLE OF CONTENTS 4.4 FUEL, COOLANT AND LUBRICANTS................................................................................................. 162 4.4.1 APPROVED SYNTHETIC BIODEGRADABLE LUBRICANTS TYPE HEES............................ 164 4.5 TIGHTENING TORQUES ...................................................................................................................... 165 4.5.1 STANDARD TIGHTENING TORQUES FOR SCREWS AND NUTS ....................................... 165 4.5.2 STANDARD TIGHTENING TORQUES FOR HOSES WITH ORFS.........................................
166 4.6 LUBRICATION ...................................................................................................................................... 167 4.6.1 LUBRICATION DIAGRAM........................................................................................................ 167 4.7 PERIODICAL CHANGE OF SAFETY-RELATED COMPONENTS ...................................................... 168 4.7.1 SAFETY-RELATED PARTS..................................................................................................... 169 4.8 MAINTENANCE PLAN..........................................................................................................................
170 4.8.1 MAINTENANCE PLAN ............................................................................................................. 170 4.8.2 MAINTENANCE INTERVALS IN CASE OF USE OF THE HYDRAULIC BREAKER............... 171 4.8.2.a CHANGING THE HYDRAULIC OIL FILTER........................................................... 171 4.8.2.b CHANGING THE HYDRAULIC OIL ........................................................................ 171 4.9 MAINTENANCE PROCEDURES ..........................................................................................................
172 4.9.1 WHEN REQUIRED................................................................................................................... 172 4.9.1.a CHECKING, CLEANING OR CHANGING THE AIR FILTER CARTRIDGE............ 172 4.9.1.b CHECKING THE BATTERY CHARGE LEVEL ....................................................... 174 4.9.1.c CLEANING THE WATER SEPARATOR FILTER .................................................. 175 4.9.1.d DRAINING THE FUEL TANK.................................................................................. 176 4.9.1.e CHECKING AND ADJUSTING THE STEEL TRACK TENSION.............................
176 4.9.1.f CHECKING THE RUBBER TRACKS...................................................................... 178 4.9.1.g CHECKING AND ADJUSTING THE RUBBER TRACK TENSION ......................... 180 4.9.1.h CHANGING THE RUBBER TRACKS ..................................................................... 182 4.9.1.i BLEEDING THE HYDRAULIC SYSTEM ................................................................ 185 4.9.2 CHECKS TO BE CARRIED OUT BEFORE STARTING THE ENGINE ................................... 186 4.9.3 MAINTENANCE AFTER THE FIRST 50 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used)..........................
186 4.9.4 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used).......................... 186 4.9.5 MAINTENANCE EVERY 500 HOURS OF OPERATION ......................................................... 187 4.9.5.a LUBRICATION ........................................................................................................ 187 4.9.5.b CHANGING THE ENGINE OIL AND THE ENGINE OIL FILTER CARTRIDGE ..... 189 4.9.5.c CHANGING THE FUEL FILTER CARTRIDGE ....................................................... 190 4.9.5.d CHECKING THE OIL LEVEL IN THE FINAL REDUCTION GEARS ......................
191 4.9.5.e CHECKING AND CLEANING THE FINS OF THE RADIATOR AND OF THE EXCHANGER ........................................................................................... 191 4.9.5.f CHECKING AND ADJUSTING THE FAN BELT TENSION .................................... 192 4.9.5.g DRAINING THE HYDRAULIC OIL TANK (Only for machines in which synthetic biodegradable oil type HEES is used) ........ 193 4.9.6 MAINTENANCE EVERY 1000 HOURS OF OPERATION ....................................................... 194 4.9.6.a CHANGING THE HYDRAULIC OIL FILTER........................................................... 194 4.9.6.b CHANGING THE OIL IN THE FINAL REDUCTION GEARS ..................................
196 4.9.6.c CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE..................... 196 4.9.7 MAINTENANCE EVERY 2000 HOURS OF OPERATION ....................................................... 197 4.9.7.a CHANGING THE OIL IN THE HYDRAULIC TANK AND CLEANING THE FILTER 197 4.9.7.b CHANGING THE COOLANT .................................................................................. 199 4.9.7.c CHECKING THE ALTERNATOR AND THE STARTER ......................................... 200 14