mxu 550 exi Werkstatthandbuch : Seite 227

Microfiches
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          10. DRIVE PULLEY/DRIVEN PULLEY/CLUTCH MXU550EXi/MXU500i

 DRIVEN PULLEY
 DISASSEMBLY/INSPECTION/                           Spring Compressor              Nut
 ASSEMBLY                                                     Compressor Nut         Nut Wrench

 DISASSEMBLY

 Remove the driven pulley (refer to the
 "DRIVE PULLEY AND DRIVEN
 PULLEY
 REMOVAL/INSTALLATION" section in
 this chapter).

 Use the special tool to remove the nut.

 Special tool:
 Driven pulley spring compressor
                              A120E00059           Bolt       Block               Nut       Bolt
  Install the block and bolts, then tighten
    the bolts.
    Attach the block, nut wrench and
    spring compressor to the driven pulley
    assembly.
    Place the block in a vise and secure it.
    Tighten the spring compressor nut and
    compress the spring.
    Loosen the nut with the nut wrench.
    Remove the nut.
    Remove the spring compressor and nut
    wrench.
                                                    Guide Pins/rollers        Driven Face
 Remove the spring seat on the spring and
 spring.
 Remove the spring collar on the movable
 driven face.
 Remove the four guide pins/rollers, then
 remove the movable driven face.
                                   Nut         Spring Seat




                                                    Spring    Spring Collar    Movable Driven Face



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