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Oil sump with supporting structure

11.12.1 Flywheel (J) disassembly

 

  1. Execute the operations described inPar. 7.12.1.

 

 

11.12.2 Plate/flange housing (L) disassembly

 

  1. Loosen supplementary capscrews A and B.
  2. Execute the operations described in Par. 7.12.2.
  3. Remove housing or plate L.

Fig. 11.80

11.12.3 Oil sump disassembly

 

  1. Execute the operations described in Par. 5.2.
  2. Loosen capscrews C and remove bypass tube D.
  3. Loosen capscrews E and remove oil sump F.

Fig. 11.81

11.12.4 Oil sump assembly

 

  1. Make sure contact surfaces G of oil sump F and crankcase H have no impurities.
  2. Apply a sealing bead of approximately 2.5 mm (Loctite 5660) onto surface G of crankcase H.
  3. Place oil sump F onto crankcase H in correspondence with the fastening holes (use tool ST_18).

Fig. 11.82

Fig. 11.83
  1. Apply capscrews E into the fastening holes and use torque at 10 Nm.
  2. Loosen capscrews E, leaving approximately 1 mm leeway (position A) between the neck surface of capscrews E and oil sump F.
  3. Place flange housing or plate L onto crankcase H, complying with centring tap pins M.
  4. Using 2 capscrews A, fasten housing or plate L onto crankcase H (tightening torque at 20 Nm).
  5. Using 2 capscrews A, fasten housing or plate L onto oil sump F (tightening torque at 20 Nm).

Fig. 11.84

 Fig. 11.85
  1. Fasten oil sump F by tightening capscrews E and strictly following the order shown in Fig. 11.73 (tightening torque at  20 Nm).
  2. Loosen capscrews A and remove housing or plate L (Fig. 11.72).
  3. Fasten oil sump F by tightening capscrews E and strictly following the order shown in Fig. 11.73 (tightening torque at  47 Nm).
    Loosen the screw 1 again and tighten it to 47 Nm.

Fig. 11.86
  1. Insert gaskets N into seats P of bypass tube D.
  2. Fasten bypass tube D onto oil sump F using capscrews C (tightening torque at 10 Nm).

 

Fig. 11.87

11.12.5 Flange plate / housing assembly

 

  1. Execute the operations described in point 6 of Par. 11.12.4.
  2. Fasten housing or plate L by using capscrews A and strictly following the order shown in Fig. 11.75 (tightening torque at 85 Nm).
  3. Fasten housing or plate L by using capscrews B (tightening torque at 270 Nm).

 

11.12.6 Flywheel assembly

 

  1. Execute the operations described in Par. 9.5.2.

Fig. 11.88

 

 

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