Disassembling And Assembling The Upper Countershaft Ball Bearings And Oil Seal - APRILIA RSV mille 956X Service And Repair Manual

RSV mille
3.6.27 DISASSEMBLING AND ASSEMBLING THE
UPPER COUNTERSHAFT BALL BEARINGS
AND OIL SEAL
Carefully read 0.2.1 (PRECAUTIONS AND GENERAL
INFORMATIONS).
NOTE
Have the appropriate special tools
– (6) cod. 8140156 + 8140157 + 0276377 (clutch cover
sleeve puller);
– (7) handle for pads;
– (8) cod. 877257 (coolant pump shaft housing sliding
ring assembly pad).
Heat the camshaft U bolt to approx. 80 - 100 °C (176 -
212 °F).
NOTE
Take care not to damage the camshaft U bolt.
Remove the ball bearings (4) with the puller plate (6)
and with the expansion sleeve suitable for the bearing.
NOTE
As a rule, the ball bearings and the oil seals
should be replaced.
Lift the oil seal (5).
NOTE
Before assembling, oil the external diameter of
the oil seal slightly.
The closed side of the oil seal must face outwards.
Grease the sealing lips.
a
CAUTION
In order to avoid damaging the ball bearing, under no
circumstances should the oil seal touch the bearings
inner race.
Insert the oil seal (5) all the way in using the assembly
punch.
Oil the external diameter of the ball bearing (4) slightly
and insert it all the way onto the outer ring with a suita-
ble assembly punch.
Check the ball bearing housing (4) on the U bolt for
signs of wear.
Interference: min. Ø 0.030 mm.
&
to hand:
ENGINE
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