NOTE: During disassembly, make sure not
to damage the sealing surfaces of the
crankcase halves.
PUSH PLAIN BEARING OUTSIDE
1. Crankcase half
2. plain bearing remover/installer
3. Crankcase support sleeve
Installating the Plain Bearing (Main)
NOTICE Unless otherwise instructed, never
use hammer to install plain bearings. Use
press only.
NOTE: Place the proper crankcase support
sleeve under crankcase halves before
installing the plain bearings (refer to
BEARING REMOVAL PROCEDURE)
Carefully press in the plain bearings in the
same direction as during disassembly, from
the crankcase inside towards the outside.
During reassembly, make sure not to
damage the sealing surfaces of the
crankcase halves.
Install plain bearings in a cold crankcase.
NOTE: Do not lubricate plain bearings
and/or crankcase for installation.
Use an O-ring (φ42×1mmto1.5mm
thickness) to hold plain bearings in place
during installation .The O-ring will
disappear in the groove of the plain bearing
remover/installer.
Mark position of plain bearing oil bore on
plain bearing remover/installer.
Mark position of oil bore on crankcase half.
Align mark on plain bearing
remover/installer with mark on crankcase
half.
1. Oil bore position marked on plain bearing
remover/installer
2. Plain bearing oil bore
3. Oil bore position marked on crankcase
NOTICE Misalignment of the plain bearing
and crankcase oil bores will prevent proper
oil supply to plain bearings.
Carefully press in the plain bearings from
inside the crankcase towards the outside.
NOTICE The partition of the plain bearings
in crankcase half MAG side must be
positioned near to oil bore in clockwise
direction.
1. Crankcase half MAG (inside surface)
2. Partition
3. Oil bore
NOTICE The partition of the plain bearings
To Next Page
