1.6 TABLE OF CONTENTS INTRODUCTION 4.13.2 EMERGENCY ESCAPE LADDER - INSPECTION ........................................................... 451 4.14 EVERY 3000 OPERATING HOURS HOWEVER AT LEAST ONCE A YEAR .............................. 452 4.14.1 SWING GEARS AND MOTOR ADAPTER HOUSING - CHANGE OIL ............................. 453 4.14.2 TRAVEL GEARS, BRAKE AND MOTOR ADAPTER HOUSINGS MANUFACTURED BY "L&S"- CHANGE OIL ......................................................................................................... 461 4.14.3 FINAL DRIVE HOUSINGS - CHANGE OIL .......................................................................
465 4.14.4 TRAVEL GEARS AND MOTOR ADAPTER HOUSINGS MANUFACTURED BY "ZOLLERN"- CHANGE OIL .................................................................................................................... 467 4.14.5 FINAL DRIVE HOUSINGS - CHANGE OIL ....................................................................... 471 4.14.6 PTO (PUMP DISTRIBUTOR GEAR) - CHANGE OIL ....................................................... 473 4.15 FIRE PREVENTION .......................................................................................................................
474 4.16 WELD REPAIRS ............................................................................................................................ 476 4.16.1 PROTECTIVE MEASURES BEFORE STARTING WELD REPAIRS ON THE UNDERCARRIAGE ........................................................................................................... 479 4.16.2 PROTECTIVE MEASURES BEFORE STARTING WELD REPAIRS ON THE LOADER ATTACHMENT ..................................................................................................................
481 4.16.3 PROTECTIVE MEASURES BEFORE STARTING WELD REPAIRS ON THE SUPERSTRUCTURE ........................................................................................................ 483 4.16.4 AFTER FINISHING THE WELD REPAIRS ON THE SUPERSTRUCTURE ..................... 484 14