FC Service Manual
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Service Manual Eaton Transmissions TRSM0080 March 2015 FS-4106A FS-4206B FSO-4206B FS-5206A FS-5206B FS-5206F FSO-5206B Table of Contents Introduction Warnings and Precautions ...........................................................................................................................1 Purpose and Scope of Manual .....................................................................................................................2 How to use this Manual .................................................................................................................................2 Disassemble Precautions ..............................................................................................................................2 Inspection Precautions ..................................................................................................................................3 Assembly Precautions ...................................................................................................................................4 Model Information Serial Tag Information and Model Nomenclature .........................................................................................5 Model Number ..............................................................................................................................................5 Serial Number................................................................................................................................................5 Specifications Technical Data...............................................................................................................................................6 Torque Rating ...............................................................................................................................................7 Gear End Floats ............................................................................................................................................8 Synchroniser Ring to Synchroniser Flange Clearance .................................................................................8 Lubrication Information Lubrication ....................................................................................................................................................9 Recommended Lubricants.............................................................................................................................10 Tool Information Recommended Tools ...................................................................................................................................13 Special Tools Manufacturers .........................................................................................................................14 Locally Made Tools........................................................................................................................................15 Preventive Maintenance Preventive Maintenance ...............................................................................................................................16 Checks Before Transmission Removal .........................................................................................................16 Checks With Drive Line Dropped ..................................................................................................................17 Checks With Universal Joint Companion Flange or Yoke Removed.............................................................17 Rear Seal Maintenance .................................................................................................................................17 Table of Contents Power Flow Power Flow ...................................................................................................................................................18 Direct Control Assembly Exploded View ..............................................................................................................................................19 How to Disassemble Direct Control Assembly .............................................................................................20 How to Assemble Direct Control Assembly ...................................................................................................22 Remote Control Assembly Exploded View ..............................................................................................................................................24 How to Disassemble Remote Control Assembly ..........................................................................................25 How to Assemble Remote Control Assembly................................................................................................27 Pneumatic Power Assist (PPA) Assembly Exploded View ..............................................................................................................................................30 How to Disassemble PPA Assembly ............................................................................................................31 How to Assemble PPA Assembly..................................................................................................................31 Transmission Case Disassembly Exploded View ..............................................................................................................................................32 How to Disassemble Transmission Case .....................................................................................................33 Layshaft Assembly Exploded View ..............................................................................................................................................39 How to Disassemble Layshaft ......................................................................................................................40 How to Assemble Layshaft ............................................................................................................................41 Mainshaft Assembly - W/O 1st-2nd Double Cone Synch. Exploded View ..............................................................................................................................................42 End Float Check ...........................................................................................................................................43 How to Disassemble Mainshaft .....................................................................................................................44 Check Clearance between Synchroniser Ring and Flange ...........................................................................46 How to Assemble Mainshaft ..........................................................................................................................47 Table of Contents Mainshaft Assembly - With 1st-2nd Double Cone Synch. Exploded View ..............................................................................................................................................53 End Float Check ...........................................................................................................................................54 How to Disassemble Mainshaft .....................................................................................................................55 Check Clearance between Synchroniser Ring and Flange ..........................................................................58 Check Clearance between Synchroniser Ring and Flange ..........................................................................59 How to Disassemble 1st and 2nd Double Cone Synchroniser Assembly .....................................................61 How to Assemble 1st and 2nd Double Cone Synchroniser Assembly ..........................................................63 How to Assemble Mainshaft ..........................................................................................................................66 Selector Assembly Exploded View ..............................................................................................................................................72 How to Disassemble Selector Assembly ......................................................................................................73 How to Assemble Selector Assembly............................................................................................................74 Transmission Case Assembly How to Assemble Transmission Case ..........................................................................................................75 Introduction Warnings and Precautions Before starting a ve hicle always be s eated in the driver’s seat, place the transmission in ne utral, set the parking brakes and disengage the clutch. Before working on a vehicle place the transmission in neutral, set the parking brakes and block the wheels. Before towing the vehicle place the transmission in neutral, and lift the rear wheels off the ground, remove the axle shafts, or disconnect the driveline to avoid damage to the transmission during towing. The description and specifications contained in this service publication are current at the time of printing. Eaton Corporation reserves the right to discontinue or modify its models and/or procedures and to change specifi- cations at any time without notice. Any reference to brand name in this publication is made as an example of the types of tools