TABLE OF CONTENTS 4.7.2.g CHECKING THE SERVICE BRAKES..................................................................... 199 4.7.2.h CHECKING AND ADJUSTING THE PARKING BRAKE......................................... 199 4.7.3 MAINTENANCE EVERY 50 HOURS OF OPERATION OR EVERY 2 WEEKS....................... 200 4.7.3.a LUBRICATING THE ARTICULATED JOINTS AND THE PADS............................. 200 4.7.3.b LUBRICATING THE CHAIN GEAR SHAFTS (Only for 3-section boom version) ... 202 4.7.3.c DRAINING THE WATER SEPARATOR .................................................................
202 4.7.3.d LUBRICATING BOOM ............................................................................................ 203 4.7.4 MAINTENANCE EVERY 100 HOURS OF OPERATION ......................................................... 204 4.7.4.a LUBRICATING THE DRIVE SHAFTS..................................................................... 204 4.7.4.b LUBRICATING THE FRONT AND REAR AXLE SWING JOINT ............................ 205 4.7.4.c LUBRICATING THE WHEEL HUB JOINTS............................................................ 205 4.7.5 MAINTENANCE AFTER THE FIRST 250 HOURS OF OPERATION......................................
206 4.7.6 MAINTENANCE EVERY 250 HOURS OF OPERATION OR EVERY 3 MONTHS.................. 206 4.7.6.a LUBRICATING THE ARTICULATED JOINTS ........................................................ 206 4.7.6.b LUBRICATING THE BOOM INNER HOSES, ROLLERS AND GUARD................. 207 4.7.6.c CHECKING THE AXLE OIL LEVEL (FRONT AND REAR AXLE) .......................... 208 4.7.6.d CHECKING THE TRANSMISSION OIL LEVEL...................................................... 209 4.7.6.e CLEANING THE OUTSIDE OF THE RADIATOR AND OF THE HEAT EXCHANGER.................................................................................
210 4.7.6.f CHECKING THE ALTERNATOR-FAN BELT.......................................................... 210 4.7.6.g CHECKING AND ADJUSTING THE A/C COMPRESSOR BELT TENSION (Optional) ................................................................................................................ 211 4.7.6.h CHECKING THE ADJUSTMENT OF THE PARKING BRAKE ............................... 212 4.7.6.i CHECKING THE ELECTROLYTE LEVEL.............................................................. 212 4.7.7 MAINTENANCE AFTER THE FIRST 500 HOURS OF OPERATION (Only for machines in which synthetic biodegradable oil HEES is used) .................................
213 4.7.8 MAINTENANCE EVERY 500 HOURS OF OPERATION OR EVERY 6 MONTHS.................. 214 4.7.8.a CHANGING THE FUEL FILTER ............................................................................. 214 4.7.8.b DRAINING THE FUEL TANK.................................................................................. 215 4.7.8.c CHECKING THE HYDRAULIC OIL LEVEL ............................................................ 215 4.7.8.d CHANGING THE HYDRAULIC OIL DRAIN FILTER............................................... 216 4.7.8.e DRAINING CONDENSATE FROM THE OIL TANK (Only for machines in which synthetic biodegradable oil HEES is used) ................
217 4.7.8.f CHANGING THE ENGINE OIL ............................................................................... 218 4.7.8.g CHANGING THE ENGINE OIL FILTER.................................................................. 219 4.7.8.h CHECKING THE CHAINS FOR OXIDATION (Only for the 3-section boom version) 220 4.7.8.i CHECKING AND TIGHTENING THE BOOM CHAINS (Only for the 3-section boom version) ..................................................................... 221 4.7.8.j CHECKING THE LENGTH OF THE CHAINS (Only for the 3-section boom version) .....................................................................
226 4.7.8.k LUBRICATING THE EXTENSION CHAINS (Only for the 3-section boom version) ..................................................................... 227 4.7.8.l CHECKING THE CLEARANCE OF THE CHAIN DRIVING GEAR BUSHINGS (Only for the 3-section boom version) ..................................................................... 228 4.7.8.m CHECKING THE SLIDING BLOCK CLEARANCE.................................................. 228 4.7.8.n CHECKING THE WHEEL NUT DRIVING TORQUE............................................... 228 4.7.9 MAINTENANCE EVERY 1000 HOURS OF OPERATION OR EVERY YEAR.........................
229 4.7.9.a CHANGING THE FRONT AND REAR AXLE OIL................................................... 229 4.7.9.b CHANGING THE HYDRAULIC TRANSMISSION OIL............................................ 230 4.7.9.c CHANGING THE HYDRAULIC TRANSMISSION FILTER ..................................... 231 4.7.9.d CHECKING THE ENGINE COOLANT LEVEL AND TOPPING UP........................ 231 4.7.10 MAINTENANCE EVERY 2000 HOURS OF OPERATION OR EVERY 2 YEARS ................... 232 4.7.10.a CHECKING THE ALTERNATOR AND THE STARTER ......................................... 232 4.7.10.b CHANGING THE ALTERNATOR BELT.................................................................. 232 17