SERVICE MANUAL CLEANING AND INSPECTION Section 3 2. Reinstall flyweight springs. Always start preliminary  shim  pack  under  governor  shims  as follows: Outer spring: 0.5 (.020") Intermediate Spring: 1.5 mm (.060") Inner Spring:  None Install outer spring seat and adjusting nut. When installing adjusting nut, preload of governor  springs  should  range  from  4  to  10  90 degree    "clicks"    from    flush    nut    position    with threaded bolt.  Preliminary adjustment should be equal on both spring sets. Figure 3.  Exploded View of Flyweight Springs 1. Flyweight Assembly 6.Intermediate Spring 2. Lower Spring Seat   7. Outer Spring (Lo- ldle) 3. Adjusting Shims 8. Upper Spring Seat 4. Wear Shim 9. Adjusting Nut 5. Inner Spring 3. Inspect damper buffers for damage.  If any loose rotational  movement  exists   in   governor   weight assembly    relative    to    the    camshaft,    replace buffers.      Replace   buffers   as   a   set   if   needed (Figure 5). 4. Assemble prelubricated buffers in damper retainer    and    place    damper    hub    on    weight assembly. Figure 4.  Sectional View of Flyweight Spring Installation 1. Cylindrical Adjusting 7. Lower Spring Nut Seat 2. Lo-ldle Spring (Lower Half) 3. intermediate Spring 8. Lower Seat 4. Hi-Idle Spring (Upper Half) 5. Intermediate Adjusting 9. Inner Spring Shim Shim 10. Flyweight Assembly 6. Wear Shim 11.  Upper Spring Seat Figure 5.  Exploded View of Damper Hub 1. Damper Hub 4. Mounting Tang 2. Buffer 5. Flyweight 3. Retainer Assembly S-Plate:    Sliding  parts  should  operate  free  of  bind;  any grooves     or     pressure     marks     on     curve     should     be smoothed with fine emery. Guide  Bushing:    If  any  parts  of  the  guide  bushing  are worn or damaged, replace the complete unit. CGES-375 Printed in United States of America Page 3