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TABLE OF CONTENTS
AIR N ARC
®
300 SERIES ALL-IN-ONE POWER SYSTEM
®
PAGE - VI
090034-OP_r0
SECTION 6: MAINTENANCE (CONTINUED)
6.6.2 REPAIRING THE AIR INLET VALVE.......................................................................................................................76
6.6.3 CHECKING THE COMPRESSOR OIL .....................................................................................................................78
6.6.4 REPLACING THE COMPRESSOR OIL FILTER ELEMENT ....................................................................................79
6.6.5 CHANGING THE COMPRESSOR OIL .....................................................................................................................80
6.6.6 REPLACING THE SPIN-ON AIR/OIL COALESCER ................................................................................................81
6.6.7 REPAIRING THE COMPRESSOR SHAFT SEAL ....................................................................................................82
6.6.7.1 PART I - REMOVING THE COMPRESSOR SERPENTINE BELT .......................... 82
6.6.7.2 PART II - ACCESSING THE COMPRESSOR UNIT SHAFT SEAL ......................... 84
6.6.7.3 PART III - REPLACING THE COMPRESSOR SERPENTINE BELT ...................... 85
6.6.8.1 SOLENOID VALVE - PREPARATION BEFORE MOUNTING .................................. 87
6.6.9 DRAINING THE AIR TANK.......................................................................................................................................88
6.6.10 REBUILDING THE MINIMUM PRESSURE/CHECK VALVE ..................................................................................90
6.6.11 INSPECTING THE SYSTEM COOLERS .................................................................................................................91
6.6.12 ADJUSTING THE MOTOR SPEED ........................................................................................................................92
6.6.13 ADJUSTING THE PRESSURE SETTING ..............................................................................................................92
6.6.14 REPLACING AND RE-TENSIONING THE SERPENTINE DRIVE BELTS.............................................................94
6.6.14.1 RE-TENSIONING THE AIR COMPRESSOR SERPENTINE DRIVE BELT ............ 94
6.6.14.2 REPLACING THE AIR COMPRESSOR SERPENTINE DRIVE BELT .................... 95
6.6.14.3 RE-TENSIONING THE GENERATOR SERPENTINE BELT .................................. 96
6.6.14.4 REPLACING THE GENERATOR SERPENTINE DRIVE BELT .............................. 97
SERVICING THE SYSTEM FUSES AND CIRCUIT BREAKERS ................................................. 99
SECTION 7: TROUBLESHOOTING ................................ 101