2010 YAMAHA XT660Z warning

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PERIODIC MAINTENANCE AND ADJUSTMENT
7-17
EWA10511
WARNING0
Never overload your vehicle. Oper-
ation of an overloaded vehicle
could cause an accident.
Tire air pressure
(measured on cold tires):
Up to 90 kg (198 lb):
Front:
210 kPa (30 psi) (2.1 kgf/cm
2)
Rear:
230 kPa (33 psi) (2.3 kgf/cm
2)
90 kg (198 lb) to maximum load:
Front:
230 kPa (33 psi) (2.3 kgf/cm
2)
Rear:
250 kPa (36 psi) (2.5 kgf/cm
2)
Off-road riding:
Front:
200 kPa (29 psi) (2.0 kgf/cm
2)
Rear:
200 kPa (29 psi) (2.0 kgf/cm
2)
High-speed riding:
Front:
210 kPa (30 psi) (2.1 kgf/cm
2)
Rear:
230 kPa (33 psi) (2.3 kgf/cm
2)
Maximum load*:
190 kg (419 lb)
* Total weight of rider, passenger,
cargo and accessories
EWA10461
WARNING0
The front and rear tires should be of
the same make and design, other-
wise the handling characteristics of
the vehicle may be different, which
could lead to an accident.
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:09 Pagina 7-17

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PERIODIC MAINTENANCE AND ADJUSTMENT
7-25
EAU23023
Cleaning and lubricating
the drive chain
The drive chain must be cleaned and
lubricated at the intervals specified in
the periodic maintenance and lubrica-
tion chart, otherwise it will quickly
wear out, especially when riding in
dusty or wet areas. Service the drive
chain as follows.
ECA10581
NOTICE
The drive chain must be lubricated
after washing the motorcycle and
riding in the rain.
1. Clean the drive chain with kerosene
and a small soft brush. NOTICE:
To prevent damaging the O-
rings, do not clean the drive
chain with steam cleaners,
high-pressure washers or inap-
propriate solvents.2. Wipe the drive chain dry.
3. Thoroughly lubricate the drive
chain with a special O-ring chain
lubricant. NOTICE:Do not use
engine oil or any other lubri-
cants for the drive chain, as
they may contain substances
that could damage the O-rings.
EAU23101
Checking and lubricating
the cables
The operation of all control cables and
the condition of the cables should be
checked before each ride, and the ca-
bles and cable ends should be lubri-
cated if necessary. If a cable is dam-
aged or does not move smoothly, have
a Yamaha dealer check or replace it.
WARNING! Damage to the outer
sheath may interfere with proper
cable operation and will cause the
inner cable to rust. Replace a dam-
aged cable as soon as possible to
prevent unsafe conditions.
Recommended lubricant:
Engine oil
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-25

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PERIODIC MAINTENANCE AND ADJUSTMENT
EAU23182
Checking and lubricating
the brake pedal
The operation of the brake pedal
should be checked before each ride,
and the pedal pivot should be lubricat-
ed if necessary.
Recommended lubricant:
Lithium-soap-based grease
EAU23202
Checking and lubricating
the sidestand
The operation of the sidestand should
be checked before each ride, and the
sidestand pivot and metal-to-metal
contact surfaces should be lubricated
if necessary.
EWA10730
WARNING0
If the sidestand does not move up
and down smoothly, have a Yamaha
dealer check or repair it. Otherwise,
the sidestand could contact the
ground and distract the operator, re-
sulting in a possible loss of control.
Recommended lubricant:
Lithium-soap-based grease
EAU23250
Lubricating the rear
suspension
The pivoting points of the rear suspen-
sion must be lubricated at the intervals
specified in the periodic maintenance
and lubrication chart.
Recommended lubricant:
Lithium-soap-based grease
7-27
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-27

PERIODIC MAINTENANCE AND ADJUSTMENT
7-28
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EAU23272
Checking the front fork
The condition and operation of the
front fork must be checked as follows
at the intervals specified in the
periodic maintenance and lubrication
chart.
To check the condition
Check the inner tubes for scratches,
damage and excessive oil leakage.
To check the operation
1. Place the motorcycle on a level
surface and hold it in an upright
position. WARNING! To avoid in-
jury, securely support the vehi-
cle so there is no danger of it
falling over.
2. While applying the front brake,
push down hard on the handle-
bars several times to check if the
front fork compresses and re-
bounds smoothly.
ECA10590
NOTICE
If any damage is found or the front
fork does not operate smoothly,
have a Yamaha dealer check or re-
pair it.
EAUM1650
Lubricating the swingarm
pivots
The swingarm pivots must be lubricat-
ed at the intervals specified in the pe-
riodic maintenance and lubrication
chart.
Recommended lubricant:
Lithium-soap-based grease
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-28

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PERIODIC MAINTENANCE AND ADJUSTMENT
7-29
EAU23283
Checking the steering
Worn or loose steering bearings may
cause danger. Therefore, the opera-
tion of the steering must be checked
as follows at the intervals specified in
the periodic maintenance and lubrica-
tion chart.
1. Place a stand under the engine to
raise the front wheel off the
ground. (See page 7-36 for more
information.) WARNING! To avoid
injury, securely support the vehi-
cle so there is no danger of it
falling over.
2. Hold the lower ends of the front
fork legs and try to move them for-
ward and backward. If any free
play can be felt, have a Yamaha
dealer check or repair the steering.EAU23290
Checking the wheel bearings
The front and rear wheel bearings
must be checked at the intervals spec-
ified in the periodic maintenance and
lubrication chart. If there is play in the
wheel hub or if the wheel does not turn
smoothly, have a Yamaha dealer
check the wheel bearings.
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-29

PERIODIC MAINTENANCE AND ADJUSTMENT
7-30
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EWA10760
WARNING0
●Electrolyte is poisonous and
dangerous since it contains
sulfuric acid, which causes se-
vere burns. Avoid any contact
with skin, eyes or clothing and
always shield your eyes when
working near batteries. In case
of contact, administer the fol-
lowing FIRST AID.
EXTERNAL: Flush with plenty
of water.
INTERNAL: Drink large quan-
tities of water or milk and im-
mediately call a physician.
EYES: Flush with water for 15
minutes and seek prompt
medical attention.
●Batteries produce explosive hy-
drogen gas. Therefore, keep
sparks, flames, cigarettes, etc.,
away from the battery and pro-
vide sufficient ventilation when
charging it in an enclosed space.
●KEEP THIS AND ALL BATTER-
IES OUT OF THE REACH OF
CHILDREN.
EAUB1432
Battery
This model is equipped with a VRLA
(Valve Regulated Lead Acid) battery.
There is no need to check the elec-
trolyte or to add distilled water. Howev-
er, the battery lead connections need
to be checked and, if necessary, tight-
ened.
ECA10620
NOTICE
Never attempt to remove the bat-
tery cell seals, as this would perma-
nently damage the battery.
1. Positive battery terminal
2. Negative battery terminal
To access the battery
Remove the battery holder bracket by
removing the bolts.
To charge the battery
Have a Yamaha dealer charge the bat-
tery as soon as possible if it seems to
have discharged. Keep in mind that
the battery tends to discharge more
quickly if the vehicle is equipped with
optional electrical accessories.
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-30

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PERIODIC MAINTENANCE AND ADJUSTMENT
7-33
EAUB1580
Replacing a headlight bulb
1. Headlight bulb cover
1. Headlight coupler
2. Headlight bulb holder
3. Headlight bulb
EWA10790
WARNING0
Headlight bulbs get very hot. There-
fore, keep flammable products
away from a lit headlight bulb, and
do not touch the bulb until it has
cooled down.
3. Place a new headlight bulb into
position, and then secure it with
the bulb holder.
1. Do not touch this area
1. Headlight bulb holder
2. Headlight bulb
This model is equipped with quartz
bulb headlights. If a headlight bulb
burns out, replace it as follows.
1. Remove the headlight bulb cover,
and then disconnect the headlight
coupler.
2. Unhook the headlight bulb holder,
and then remove the defective
bulb.
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-33

PERIODIC MAINTENANCE AND ADJUSTMENT
7-36
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To service the rear wheel
Raise the rear wheel off the ground by
using a motorcycle stand or, if a mo-
torcycle stand is not available, by plac-
ing a jack either under each side of the
frame in front of the rear wheel or un-
der each side of the swingarm.EAU24360
Front wheelEAUB1440To remove the front wheel
EWA10820
WARNING0
●It is advisable to have a Yama-
ha dealer service the wheel.
●Securely support the motorcy-
cle so that there is no danger of
it falling over.
1. Wheel axle
2. Brake caliper bolts
A. Front wheel axle pinch bolt
B. Front wheel axle pinch bolt
A
2
B
1
EAU24350
Supporting the motorcycle
Since this model is not equipped with
a centerstand, follow these precau-
tions when removing the front and rear
wheel or performing other mainte-
nance requiring the motorcycle to
stand upright. Check that the motorcy-
cle is in a stable and level position be-
fore starting any maintenance. A
strong wooden box can be placed un-
der the engine for added stability.
To service the front wheel
1. Stabilize the rear of the motorcy-
cle by using a motorcycle stand
or, if an additional motorcycle
stand is not available, by placing a
jack under the frame in front of the
rear wheel.
2. Raise the front wheel off the
ground by using a motorcycle
stand.
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-36