Download Print this page

Yamaha LB2M 1978 Service Manual page 86

Hide thumbs Also See for LB2M 1978:

Advertisement

c.
Engine/Exhaust
syste
m. See "No
start".
3. Poor
m id-range
and high speed
performance
a.
Ignitio
n systems
Possib
le
cause
Remedy
Spark plug
gap
incorrect
Clean
and
gap
or
change spark plug
if
necessary.
Ignition
timing
incorrect
Reset.
Points
set
too
close
Regap/Reset
timing.
b.
A
ir/
Fuel
systems
Possib le
cause
Remedy
Dirty
air
fi lter
element
Clean.
Ca rburetor
float
level
incorrect
Measure
and
adjust
if required.
In
correct
main jet
size
Remove
jet
and
check
size.
Incorrect jet needle
clip
position
Check
needle clip position.
Cracked o
r
leak ing
reeds
Remove
and repair as
necessary.
Carburetor
not
level
Level.
-
·64-

Advertisement

Chapters

loading

This manual is also suitable for:

Lb2 1978