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1. INSTALLATION............................................................................ 1-1
PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE.................................................... 2-1
2.1 PM INTERVALS ........................................................................................2-1
REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT ........................................ 3-1
3.1 GENERAL PRECAUTIONS.......................................................................3-1
3.1.1 SERVICING THE MACHINE ............................................................3-1
3.1.2 RELEASING PLASTIC LATCHES....................................................3-1
3.2 COVERS ...................................................................................................3-2
3.2.1 REAR COVER ..................................................................................3-2
3.2.2 SIDE COVERS .................................................................................3-3
Right Cover...........................................................................................3-3
Left Cover .............................................................................................3-4
3.2.3 FRONT COVER................................................................................3-5
3.3 SCANNER ASSEMBLY.............................................................................3-6
3.3.1 REASSEMBLING THE SCANNER ASSEMBLY ............................3-14
3.4 ADF MOTOR ASSEMBLY.......................................................................3-15
3.5 OPERATION PANEL...............................................................................3-18
3.6 MIDDLE COVER AND EXIT ROLLER ....................................................3-20
3.7 CONTROLLER SHIELD ASSEMBLY......................................................3-22
3.8 ENGINE SHIELD ASSEMBLY AND EXIT BOARD .................................3-24
3.8.1 ENGINE SHIELD ............................................................................3-24
3.8.2 EXIT BOARD..................................................................................3-26
3.9 SMPS AND LIU .......................................................................................3-27
3.10 FUSING UNIT........................................................................................3-29
3.10.1 FUSING UNIT ASSEMBLY ..........................................................3-29
3.10.2 THERMOSTAT .............................................................................3-30
3.10.3 FUSING LAMP .............................................................................3-30
3.10.4 STRIPPER PAWLS ......................................................................3-31
Reassembling the Fusing Unit ............................................................3-32
Note. ...................................................................................................3-33
3.10.5 THERMISTOR ..............................................................................3-34
3.11 FAN .......................................................................................................3-35
3.12 LSU .......................................................................................................3-36
SM
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TABLE OF CONTENTS
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