Crankcase Separation; Plunger Seal Removal - Yamaha SR125 1997 Service Manual

CRANKCASE AND CRANK SHAFT
4-53
SR401132

CRANKCASE SEPARATION

1. Remove:
: Crankcase screws
NOTE:
: The numbers embossed on the crankcase in-
dicate the tightening sequence. Loosen the
screws in decreasing numerical order (see
numbers on the illustration).
: Loosen each screw 1/4 turn at a time and re-
move them after all are loose.
2. Remove:
: Right crankcase half
NOTE:
Set the left crankcase half under then put in the
flat head screw driver to the separating slit a .
CAUTION:
: Do not use the flat head screw driver ex-
cept place as shown.
: The left crankcase half should be under.
: Separate the crankcase after first checking
that the shift cam segments and the drive
axle circlip can be removed.
: Do not damage the crankcase mating sur-
faces.
SR******

PLUNGER SEAL REMOVAL

1. Remove:
: Dowel pin 1
: Plunger seal 2
: Compression spring 3
NOTE:
Remove the plunger seal and compression
spring, push the plunger seal lightly and remove
the dowel pin.
ENG