Engine Disassembly; Flywheel Extraction; Crankcase Separation; Main Bearing Removal (Flywheel Side Only) - VESPA P125X Service Station Manual

II. ENGINE DISASSEMBLY
All engine disassembly operations for the P125X(VNX1T) and P200E (VSX1T) are the same as
specified for Vespa Rally 200 in Vespa Service Station manual #153903 with the following
exceptions:
FLYWHEEL EXTRACTION
Step #1.
Step #2.
Step#3.
With
T0031760
to stabilize the flywheel assembly, remove the flywheel
retaining nut.
With nut removed, thread T0048564 on the internal threads of the flywheel
rotor until secure.
Hold puller with adjustable wrench and turn center bolt clockwise with 17 mm
open end wrench until flywheel is extracted.
* *
*
OPERATION COMPLETE
CRANKCASE SEPARATION
Step #1.
With all crankcase securing bolts removed, tap with rawhide mallet in rotating
manner the flywheel case half until the crankcase separates.
NO SPECIAL
TOOLS NEEDED FOR CRANKCASE SEPARATION.
* *
*
OPERATION COMPLETE
MAIN BEARING REMOVAL (FLYWHEEL SIDE ONLY)
• P125X(VNX1T) • P200E(VSX1T)
The flywheel side main bearing is a needle bearing. When the crankcase is split, the bearing will
separate with the inner race remaining on the crankshaft and the outer race with bearing to remain
seated in flywheel side of crankcase. To properly
REMOVE
the bearing components, the procedures
listed below must be followed:
Inner race removal:
Outer race with bearing removal:
* *
*
OPERATION COMPLETE
To extract use
T0014499
with the adapter
halves #23 (refer to Pg. 71 operation #3 of the
Vespa Service Station Manual).
To extract use
T0021467
with the adapter
halves #18 (refer to Pg. 73 operation #2 of the
Vespa Service Station Manual).
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