Section02717ENGINE
Subsection 04 (BOTTOM END)
GENERAL
Engine has to be removed from watercraft to take
apart bottom end. Refer to appropriate VEHICLE
SHOP MANUAL.
Engine top end has to be disassembled to take
apart bottom end. Refer to TOP END section in
this manual.
NOTE: Crankcase halves are factory matched and
therefore, are not interchangeable or available as
single halves.
DISASSEMBLY
PTO Flywheel
To remove PTO flywheel no. 1, the crankshaft
must be locked. Refer to MAGNETO SYSTEM
and follow the procedure to lock the magneto fly-
wheel.
PTO flywheel is loosen using the PTO flywheel
remover (P/N 295 000 001).
F01J0TA
Insert special tool in PTO flywheel splines.
F01D1AA
1
TYPICAL
1. PTO flywheel remover
Using a suitable wrench or socket with a break-
er bar, unscrew PTO flywheel COUNTERCLOCK-
WISE when facing it and hold extension handle
locking the magneto flywheel.
F00D0ZA
1
TYPICAL
1. Extension handle locking crankshaft
NOTE: When splines of PTO flywheel are worn
out and special tool cannot be used, proceed with
the following alternate method.
Use a pipe wrench and install it on PTO flywheel
as illustrated.
F00D10A
1
TYPICAL
1. Extension handle locking crankshaft
Crankshaft End Seals
If crankshaft end seals no. 5 have to be re-
placed, bottom end must be opened. Refer to
CRANKCASE and CRANKSHAFT END BEARINGS
below.
Crankcase
Before opening crankcase no. 2, remove the fol-
lowing parts:
– engine supports
– magneto flywheel and housing, refer to MAG-
NETO SYSTEM section
smr2005-078 39
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