TABLE OF CONTENTS 4.8.6 MAINTENANCE EVERY 50 HOURS OF OPERATION ........................................................... 201 4.8.6.a CHECKING THE HYDRAULIC OIL LEVEL ............................................................ 201 4.8.6.b CHECKING THE FLUID LEVEL IN THE RADIATOR ............................................. 202 4.8.6.c CHECKING THE BRAKING SYSTEM OIL LEVEL ................................................. 202 4.8.6.d LUBRICATING THE PROPELLER SHAFTS ..........................................................
203 4.8.6.e LUBRICATING THE FRONT AXLE JOINTS AND CENTRAL COUPLING AND THE REAR AXLE JOINTS ............................................................................. 204 4.8.6.f CHECKING THE TYRE PRESSURE...................................................................... 204 4.8.6.g DRAINING THE WATER SEPARATOR ................................................................. 205 4.8.7 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION ...................................... 206 4.8.8 MAINTENANCE EVERY 250 HOURS OF OPERATION ......................................................... 206 4.8.8.a CHECKING THE ALTERNATOR-FAN BELT..........................................................
206 4.8.8.b CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (only for machines with air conditioner)................................................................... 207 4.8.8.c CHECKING THE BATTERY ELECTROLYTE LEVEL ............................................ 208 4.8.8.d CHECKING THE FRONT AXLE OIL LEVELS ........................................................ 209 4.8.8.e CHECKING THE REAR AXLE OIL LEVEL ............................................................. 209 4.8.8.f CHECKING THE HYDRAULIC TRANSMISSION OIL LEVEL ................................ 210 4.8.8.g CHECKING THE WHEEL NUT DRIVING TORQUE...............................................
210 4.8.9 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil type HEES is used).......................... 211 4.8.10 MAINTENANCE EVERY 500 HOURS OF OPERATION ......................................................... 211 4.8.10.a CHANGING THE ENGINE OIL ............................................................................... 211 4.8.10.b CHANGING THE ENGINE OIL FILTER.................................................................. 212 4.8.10.c CHANGING THE HYDRAULIC SYSTEM OIL FILTER ...........................................
212 4.8.10.d CHANGING THE FUEL FILTER ............................................................................. 215 4.8.10.e DRAINING THE FUEL TANK.................................................................................. 216 4.8.10.f DRAINING THE HYDRAULIC OIL TANK (only for machines in which synthetic biodegradable oil type HEES is used) ......... 217 4.8.10.g CLEANING THE OUTSIDE OF THE RADIATOR ................................................... 218 4.8.10.h CLEANING THE OUTSIDE OF THE A/C CONDENSER (only for machines with air conditioner) ..................................................................
219 4.8.11 MAINTENANCE EVERY 1000 HOURS OF OPERATION ....................................................... 220 4.8.11.a CHANGING THE FRONT AXLE OIL ...................................................................... 220 4.8.11.b CHANGING THE REAR AXLE OIL......................................................................... 221 4.8.11.c CHANGING THE HYDRAULIC TRANSMISSION OIL............................................ 222 4.8.11.d CHANGING THE HYDRAULIC TRANSMISSION OIL FILTER .............................. 223 4.8.12 MAINTENANCE EVERY 2000 HOURS OF OPERATION .......................................................
224 4.8.12.a CHANGING THE HYDRAULIC OIL AND CLEANING THE INTAKE FILTER......... 224 4.8.12.b CHANGING THE COOLANT ................................................................................. 226 4.8.12.c CHANGING THE BRAKING SYSTEM OIL ............................................................. 227 4.8.12.d CHECKING THE ALTERNATOR AND THE STARTER ......................................... 228 4.8.12.e CHANGING THE ALTERNATOR BELT.................................................................. 228 4.8.12.f CHECKING THE A/C COOLING GAS QUANTITY (only for machines with air conditioner)...................................................................
228 4.8.13 MAINTENANCE EVERY 3000 HOURS OF OPERATION ....................................................... 229 4.8.13.a CHECKING THE ENGINE RETAINING SCREWS AND DAMPING ELEMENTS .. 229 4.8.13.b CHECKING AND ADJUSTING THE ENGINE VALVE CLEARANCE AND THE INJECTION TIMING ADVANCE............................................................. 229 4.8.14 MAINTENANCE EVERY 4000 HOURS OF OPERATION ....................................................... 230 4.8.14.a CHANGING THE A/C DEWATERING FILTER (Only for machines with air conditioner) .................................................................
230 4.8.14.b CHECKING THE OPERATING CONDITIONS OF THE A/C COMPRESSOR (Only for machines with air conditioner) ................................................................ 230 4.8.14.c CHANGING THE ENGINE THERMOSTATIC VALVE ............................................ 230 16