Moto Guzzi V85 TT - Service manual > Checking

• After assembly of the box, it is necessary to check the play between the pinion and the crown. Clamp in a vice and install a dial gauge by means of a suitable support. The dial gauge tester must be placed the outer end of a tooth positioned at 90º.

Characteristic

Maximum clearance allowed 0.10-0.15 mm (0.004-0.006 in)

Assembling

• Insert the new O-ring in the pinion unit, or use the one removed during the dismantling phase if it is intact and undamaged

• Insert the seal ring until it stops

• Insert the spacer closing bearings paying attention that the manufactured part is facing the O-ring so as not to damage it

• Using the special tool, lock in the vice, screw the fastening nut and lock nut of the pinion case bearing to torque.

Specific tooling

021000Y Bevel gear pair support

• Insert the complete pinion in its seat.

• Using special tool, screw the pinion bearings case.

Specific tooling

020998Y Pinion case wrench

• Using the special tool, insert a new seal ring in the cover.
• On the opposite side of the cover, insert a new O-ring.
• Replace the sprocket hub cover.
• Replace the crown and the fastening ring nut.

Specific tooling

021005Y Punch seals on the bevel gear cover

• Screw the ring nut on the crown to the prescribed torque.

• Insert the shoulder washer. Using the special tool, insert the inner track of the needle bearing. Insert the radial snap ring.

Specific tooling

GU19927900 Punch for pressing bearing inner ring onto drilled pin

• Reposition the crown axle thickness.

NOTE THE THICKNESS HAS A UNIQUE POSITION IN THE BOX.

PAY ATTENTION TO THE CORRECT POSITION BY CHECKING THE CORRESPONDENCE OF THE HOLES WITH THE FASTENING SCREWS.

• Replace the complete cover of the hub in the box.

• Screw to torque the cover fixing screws.

Installing

• Insert the bevel gear (1) on the swingarm

• Insert and tighten the fastening screws (2) to the prescribed torque

• Insert and tighten the fastening screws (3) to the prescribed torque

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