1.6 TABLE OF CONTENTS INTRODUCTION 3.25.2 ONE MONTH REPETITIVE SERVICE PERIOD ............................................................... 246 3.25.3 SIX MONTH REPETITIVE SERVICE PERIOD ................................................................. 246 3.25.4 PREPARING FOR OPERATION ....................................................................................... 247 3.26 TROUBLE SHOOTING .................................................................................................................. 248 3.26.1 ENGINE .............................................................................................................................
248 3.26.2 HYDRAULIC SYSTEM ...................................................................................................... 249 3.26.3 FINAL DRIVES AND SWING GEAR ................................................................................. 250 3.26.4 CRAWLER TRACKS ......................................................................................................... 250 4. MAINTENANCE ........................................................................................251 4.1 FOREWORD ..................................................................................................................................
252 4.2 SAFETY PRECAUTIONS FOR MAINTENANCE .......................................................................... 253 4.3 FLUIDS AND LUBRICANTS .......................................................................................................... 255 4.3.1 LUBRICANTS FOR OPERATION IN COLD AND ARCTIC CLIMATES ........................... 255 4.3.2 FLUIDS AND LUBRICANTS FOR MODERATE AND HOT CLIMATES ........................... 256 4.4 FILLING CAPACITIES ...................................................................................................................
258 4.5 STANDARD TORQUE LIST .......................................................................................................... 259 4.6 LUBRICATION AND MAINTENANCE SCHEDULE ...................................................................... 260 4.6.1 INITIAL SERVICING .......................................................................................................... 260 4.6.2 PERIODIC SERVICING INTERVALS ............................................................................... 260 4.6.3 PERIODIC SERVICING SCHEDULE ................................................................................
261 4.6.4 REPLACEMENT OF HYDRAULIC HOSE LINES AND FUEL HOSE LINES .................... 266 4.6.5 PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS .......................................... 267 4.6.6 EXTENDED SERVICE INTERVALS FOR ENGINES EQUIPPED WITH ENGINE OIL MANAGEMENT SYSTEM ................................................................................................. 271 4.6.7 MAINTENANCE OF THE ENGINES ................................................................................. 275 4.6.8 ENGINE FUEL FILTER LOCATION ..................................................................................
277 4.7 WHEN NECESSARY ..................................................................................................................... 280 4.7.1 ENGINE AIR CLEANER MAINTENANCE ......................................................................... 281 4.7.2 SWING CIRCLE TOOTHING LUBRICATION ................................................................... 285 4.7.3 AUTOMATIC LUBRICATION SYSTEMS FILL GREASE CONTAINERS ......................... 287 4.7.4 TRACK ROLLERS AND GUIDE WHEELS - REPLACE FLOATING SEALS .................... 291 4.7.5 COLD STARTING AID, REPLACE FLUID CYLINDER .....................................................
293 4.8 EVERY 10 OPERATING HOURS OR DAILY ................................................................................ 294 4.8.1 WALK - AROUND INSPECTION ....................................................................................... 295 4.8.2 AIR CLEANER - CLEAN PRE-CLEANER ......................................................................... 305 4.8.3 RADIATORS - CHECK COOLANT LEVEL ....................................................................... 307 4.8.4 TRACK GROUPS - CLEAN ...............................................................................................
307 4.9 EVERY 50 OPERATING HOURS OR WEEKLY ........................................................................... 308 4.9.1 SWING GEARS, BRAKE HOUSINGS AND MOTOR ADAPTER HOUSINGS - CHECK OIL 12