Table of Contents
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CHAPTER TWO
TROUBLESHOOTING
The
tro ubleshooting procedures described
in this
chapter
pro
vide typi ca
l
sy
mpto ms and
logicalmeth-
ods for isolating the
causers ).
There may be
several
wa
ys
to
solve
a problem,
but
only a
systematic ap-
proach
will
be
successful
in
avoiding
wasted
time
and
possibly
unnecessarily
replacing parts.
Gatheras much
information
as possible
to aid in
diagnosis.
Never assume
anyt
hing
and do not
over-
loo k
the
obv
ious.
Ma
kc
sure there
is
fuel in the
tank
and
the
spark
plug is
connected.
Le
arn
ing
to
recog-
nize
symptoms
will
make troub
leshooting
easier. In
most
cases, expensive
and complicated
test
equip-
mentis not needed
to
determine
whether repairs can
be
perform
ed
at
home.
On
the
other
hand . be rea lis-
tic and
do not
start
procedures
that
are
beyond the
experience and equipment on
hand. Many
service
departm ents
,..
'
i!l
not lake
work
that
invo lves
the
re-
assembly
of
damaged
or abused equ
ipment.
[f
they
do. ex
pec t
the
co
st
to
be high.
If the
ATV
does
re-
quire
the attention
of
a
professional,
describe symp-
toms
and
conditions
accurately
and
fully.
The
more
information
a
technician
has
available,
the
easier
it
w
ill
be to
diag nose the
problem.
Proper lubrication,
maintenance
and
periodic
tune-ups reduce
the
chance
that problems will
oc-
cur.
However
even
with
the
best of care,
the
motor-
cycle may
require
troubleshooting.
OP
ERATING
REQ
UIREMENTS
An eng ine
needs
thre
e basic s
to run pro
perly: cor-
rect
air/fuel
mixture,
compression and a spark at the
right
time.
If one
basic requirement is missing, the
engine
w
ill
not run
.
Four-stroke
engine operating
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Table of Contents
Troubleshooting
