Table of Contents
Description Page
Introduction........................................................................................................................................................1-1
Electrostatic Discharge.............................................................................................................................1-1
Processor Description...............................................................................................................................1-2
Special Tools..............................................................................................................................................1-2
Specifications and Data............................................................................................................................1-2
Service Procedures...........................................................................................................................................2-1
Feed Shelf...................................................................................................................................................2-3
Adjustment of the Feed Shelf...............................................................................................................2-3
Replacement of the Protective Material...............................................................................................2-3
Detector Switches......................................................................................................................................2-4
Adjustment of the Detector Switches...................................................................................................2-4
Replacement of the Detector Switches................................................................................................2-5
Crossover Assemblies ..............................................................................................................................2-6
Adjustment for Squareness..................................................................................................................2-6
Installation of a New Guide Shoe ........................................................................................................2-6
Rack Assemblies .......................................................................................................................................2-7
Adjustment for Squareness..................................................................................................................2-7
Drive Chain...........................................................................................................................................2-8
Adjustment of the Tension on the Drive Chain.............................................................................2-8
Replacement of the Drive Chain...................................................................................................2-8
Turnaround Assembly...........................................................................................................................2-9
Adjustment for Squareness...........................................................................................................2-9
Disassembling the Turnaround Assembly.....................................................................................2-10
Replacement of the B Roller.........................................................................................................2-11
Checking the Guide Shoes ...........................................................................................................2-11
Replacement of the A Rollers.......................................................................................................2-12
Replacement of the Resilient Drive Roller in the Developer and Fixer Racks ...................................2-13
Replacement of the Resilient Rollers in the Wash Rack.....................................................................2-14
Dryer Rack............................................................................................................................................2-15
Adjustment for Squareness...........................................................................................................2-15
Replacement of the Drive Roller...................................................................................................2-16
Main Drive...................................................................................................................................................2-17
Adjustment of the Main Drive Chain....................................................................................................2-17
Alignment of the Main Drive Motor ......................................................................................................2-18
Replacement of the Main Drive Shaft, Worm Gears, or Bearing Blocks............................................2-19
Dryer Heater ...............................................................................................................................................2-21
Adjustment of the Dryer Temperature..................................................................................................2-21
Replacement of the Blower Assembly .................................................................................................2-22
Replacement of the Dryer Heater or the Heater Core ........................................................................2-25
Plumbing.....................................................................................................................................................2-28
Adjustment of the Developer Temperature..........................................................................................2-28
Replacement of the Developer Heater.................................................................................................2-30
Replacement of the Developer Over-temperature Thermostat............................................................2-32
Replacement of the Developer Thermistor ..........................................................................................2-33
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