Transmission Disassembly/Assembly - Honda CB250N Shop Manual

Crankshaft/Transmission
Transmission Disassembly/Assembly
Mainshaft:
1
:
SHIFT
FORK
GROOVE
:
GEAR
SLIDING
SURFACE
(8) (7) (5) (4)
NOTE
When
assembling the
transmission, apply
molybdenum
disulfide
oil la 1
:
1
mixture of engine
oil
and
molybdenum
disulfide
grease) to the
M4, C3 and C5
shift fork
grooves.
..
Always
install
the thrust
washers and snap
rings with the
chamfered
Irolled)
edge
facing
away
1rom the Thrust
load.
After installing
a
snap
ring,
slightly
open
the ring
and
rotate
it
in its
groove
to
be sure
it
is fully
seated.
Do
not
use
worn
snap
rings
which could
easily spin
in
the groove.
They
may
be too
loose to property seat
In
the
groove..
Aiign the
gap
in
the snap
ring
with the groove
of spline.
Requisite Service
Transmission
removal/installation
(page 9-3)
Procedure Q'ty
Remarks
Mainshaft Disassembly Order Assembly
is
in
the reverse order of
disassembly.
(1
Thrust
washer
(2)
M2
gear [1ST]
(3)
M5
gear (23T)
(4)
Spline
washer
Install
with
beveled outer
edge toward
1
gear
as
shown
above.
(5)
Snap
ring Align gap
with groove
of spline as
shown
above.
16)
M4
gear (24T)
.
.>,-." d5£ite« i
>-'-*
17)
Snap
ring Align
gap
with groove
"of
spline
as
shown
above.
(8)
Spline
washer
•
Install
with beveled outer
edge toward
gear as
shown
above.
(9)
M3
gear
(21
T)
(10)
Mainshaft (Ml gear/1371
-
9-4