PERIODIC
MAINTENANCE
,..,,..,
PERIODIC MAINTENANCE
,
.
.,,...
INTRODUCTION
This chapter includes
all
information
necessary to
perform recommended checks and
adjustments.
If
followed,
these preventive maintenance procedures will ensure more reliable vehicle
operation,
a
lon-
ger
service
life
and
reduce the
need
for
costly
overhaul work.
This information
applies
to vehicles
al-
ready
in
service as well
as
to
new
vehicles that
are
being prepared
for sale. All
service technicians
should
be familiar
with
this
entire
chapter.
TIP
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
•
From 24000
mi
(37000 km) or 36
months,
repeat the maintenance intervals starting from 8000
mi
(13000
km) or
12 months.
•
Items
marked
with an
asterisk require special
tools,
data and
technical
skills,
have a Yamaha dealer
perform
the
service.
EA$1AC1301
PERIODIC MAINTENANCE CHART FOR THE EMISSION CONTROL
SYSTEM
INITIAL
ODOMETER
READINGS
No.
ITEM
ROUTINE
600 mi
4000
mi
8000
mi
12000 mi
16000 m
i
20000 mi
(1000 km) (7000 km) (13000 km)
(19000
km) (25000 km) (31000 km)
or
or
or
or
or
or
1
month
6
months
12
months
18
months
24
months
30
months
•
Check
fuel
hoses
for
cracks or
1
•
Fuel
line
damage
.
.,
.,
.,
.,
.,
•
Replace
it
necessary.
•
Check
condrtion.
2
•
Spark
plugs
•
Adjust gap
and
clean.
.,
Replace.
.,
Replace.
.,
•
Replace every
8000
m
i
(
13000
km) or
12
months.
3
•
Valve
clearance
•
Check and adjust valve clear-
Every 26600
mi (4 2000
km)
ance
when engine is
cold,
Crankcase
•
Check
breather
hose
for
4
.
cracks
or
damage.
.,
.,
.,
.,
.,
breather system
•
Replace
it
necessary.
5
•
Fuel
injection
•
Adjust
synchronization.
.,
.,
.,
.,
.,
.,
Evaporative
emls·
•
Check
control
system
for
6
•
sion
control
sys-
damage.
.,
.,
tern (for California
•
Replace
it
necessary.
only)
•
Check the a ir cut·o
ff
valve,
Air
induction
sys~
reed valve.
and
hose
tor
dam
4
7
•
age.
.,
.,
tern
•
Replace any
damaged
parts
if
necessary.
3-1