5-42
POWR
E
CRANKSHAFT AND PISTON/
CONNECTING ROD ASSY.
●
If the difference between the cylinder
block journal diameter and crankshaft
journal diameter is more than the
maximum value (6.058 mm), replace
the crankshaft, cylinder block, or both.
CAUTION:
The (*) mark indicates that the color of
the upper and lower bearings are differ-
ent. Install the main-bearings in the mid-
dle of the cylinder block and crankcase
journal so they do not block the oil holes.
NOTE:
Crankshaft bearing #3 is a thrust bearing.
Connecting rod big-end oil clearance
CAUTION:
●
Mark the original connecting rod bolts so
they are not confused with the new bolts.
●
Do not reuse the original connecting rod
bolts during assembly, only use them
when measuring and adjusting the oil
clearance.
●
Before assembly, remove any small metal
particles from the big- end mating surface
and also thoroughly clean it.
1. Measure:
●
Big-end oil clearance
Out of specification
→
Replace the
upper and lower bearings as a set.
NOTE:
Measure the big-end oil clearance at room
temperature (20 ˚C (68 ˚F)).
Big-end oil clearance:
0.023 ~ 0.035 mm
(0.0009 ~ 0.0014 in)
Summary of Contents for F100A
Page 51: ...F D ES SPEC 2 9 DIMENSIONS ABMESSUNGEN DIMENSIONES DIMENSIONS ABMESSUNGEN DIMENSIONES 9 ...
Page 58: ...2 13 SPEC E HOSE ROUTING HOSE ROUTING 2 1 3 1 Water hose 2 Blow by gas hose 3 Oil return hose ...
Page 394: ...8 4 ELEC E ELECTRICAL COMPONENTS Rear view 1 2 1 Spark plug 2 Spark plug lead ...
Page 462: ......
Page 463: ...Printed on recycled paper Printed in Japan Oct 2000 0 2 1 CR F100AET YAMAHA MOTOR CO LTD ...