Page 25 of 82

INSTRUMENT AND CONTROL FUNCTIONS
3-11
3
EAU13550
Fuel cock The fuel cock supplies fuel from the
tank to the carburetors while also filter-
ing it.
The fuel cock lever positions are ex-
plained as follows and shown in the il-
lustrations.
OFF
With the fuel cock lever in this position,
fuel will not flow. Always turn the fuel
cock lever to this position when the en-
gine is not running.ON
With the fuel cock lever in this position,
fuel flows to the carburetors. Turn the
fuel cock lever to this position when
starting the engine and riding.
RESThis indicates reserve. With the fuel
cock lever in this position, the fuel re-
serve is made available. Turn the fuel
cock lever to this position if you run out
of fuel while riding. When this occurs,
refuel as soon as possible and be sure
to turn the fuel cock lever back to “ON”!1. Pointed end positioned over “OFF”
1. Pointed end positioned over “ON”
1. Pointed end positioned over “RES”
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INSTRUMENT AND CONTROL FUNCTIONS
3-12
3
EAU13610
Starter (choke) lever “” Starting a cold engine requires a richer
air-fuel mixture, which is supplied by
the starter (choke).
Move the lever in direction (a) to turn on
the starter (choke).
Move the lever in direction (b) to turn off
the starter (choke).CAUTION:
ECA10990
Do not use the starter (choke) for
more than 3 minutes as the exhaust
pipe may discolor from excessive
heat. In addition, extended use of
the starter (choke) will cause after-
burning. If this occurs, turn off thestarter (choke).
EAU14201
Seats Passenger seat
To remove the passenger seatRemove the nut and washer, and then
pull the passenger seat up.
To install the passenger seat1. Insert the projection on the front of
the passenger seat into the holder
as shown and place the seat in the
original position.
2. Install the washer and nut, and
then tighten the nut to the specified
torque.Rider seat
To remove the rider seat
1. Remove the passenger seat.
2. Remove the bolt, and then pull the
rider seat up.
1. Starter (choke) lever “”
1. Nut
2. Washer
Tightening torque:
Passenger seat nut:
13 Nm (1.3 m·kgf, 9.4 ft·lbf)1. Projection
2. Seat holder
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Page 27 of 82
INSTRUMENT AND CONTROL FUNCTIONS
3-13
3
To install the rider seat
1. Insert the projections on the front
of the rider seat into the holders as
shown, place the seat in the origi-
nal position, and then install the
bolt.2. Install the passenger seat.
NOTE:Make sure that the seats are properlysecured before riding.
EAU14281
Helmet holder To open the helmet holder, insert the
key into the lock, and then turn the key
as shown.
To lock the helmet holder, place it in the
original position, and then remove the
key.
WARNING
EWA10160
Never ride with a helmet attached to
the helmet holder, since the helmet
may hit objects, causing loss of con-trol and possibly an accident.
1. Bolt
1. Projection
2. Seat holder
1. Helmet holder
2. Unlock.
1
2
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Page 28 of 82
INSTRUMENT AND CONTROL FUNCTIONS
3-14
3
EAU14481
Storage compartment The storage compartment is located on
the left side of the vehicle.
To open the storage compartment
1. Slide the lock cover open, insert
the key into the lock, and then turn
it clockwise.
2. Pull the storage compartment cov-
er out as shown.
To close the storage compartment
1. Place the storage compartment
cover in its original position as
shown.2. Turn the key counterclockwise, re-
move it, and then close the lock
cover.1. Storage compartment cover
2. Storage compartment lock cover
1. Storage compartment lock
1. Storage compartment cover
1. Storage compartment cover
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INSTRUMENT AND CONTROL FUNCTIONS
3-15
3
EAU14871
Adjusting the shock absorber
assembly The shock absorber assembly is locat-
ed under the rider seat and is equipped
with a spring preload adjusting ring.CAUTION:
ECA10100
Never attempt to turn an adjusting
mechanism beyond the maximum orminimum settings.
Adjust the spring preload as follows.
1. Remove the rider seat. (See page
3-12.)
2. Remove each quick fastener from
the ignitor unit panel by pushing
the center in with a screwdriver,
then pulling the fastener out.3. Pull the ignitor unit panel out to the
right.
4. Remove the mudguard by remov-
ing each quick fastener.5. To increase the spring preload and
thereby harden the suspension,
turn the adjusting ring in direction
(a). To decrease the spring pre-
load and thereby soften the sus-
pension, turn the adjusting ring in
direction (b).
NOTE:
Align the appropriate notch in the
adjusting ring with the position in-
dicator on the shock absorber.
Use the special wrench included in
the owner’s tool kit to make the ad-justment.
1. Quick fastener
1. Ignitor unit panel
1. Quick fastener
2. Mudguard
1
2
1. Position indicator
2. Spring preload adjusting ring
3. Special wrench
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INSTRUMENT AND CONTROL FUNCTIONS
3-16
36. Install the mudguard and ignitor
unit panel by installing the quick
fasteners.
NOTE:To install a quick fastener, push the pin
back so that it will protrude from the fas-
tener head, and then insert the fastener
and push the protruding pin in until it isflush with the fastener head.7. Install the rider seat.
WARNING
EWA10220
This shock absorber contains highly
pressurized nitrogen gas. For prop-
er handling, read and understand
the following information before
handling the shock absorber. The
manufacturer cannot be held re-
sponsible for property damage or
personal injury that may result from
improper handling.
Do not tamper with or attempt to
open the gas cylinder.
Do not subject the shock ab-
sorber to an open flame or other
high heat sources, otherwise it
may explode due to excessive
gas pressure.
Do not deform or damage the
gas cylinder in any way, as this
will result in poor damping per-
formance.
Always have a Yamaha dealerservice the shock absorber.
EAU15150
Luggage strap holders There is a luggage strap holder on each
passenger footrest.
Spring preload setting:
Minimum (soft):
1
Standard:
4
Maximum (hard):
91. Quick fastener (after removal)
2. Quick fastener (before installation)
1. Luggage strap holder
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INSTRUMENT AND CONTROL FUNCTIONS
3-17
3
EAU15301
Sidestand The sidestand is located on the left side
of the frame. Raise the sidestand or
lower it with your foot while holding the
vehicle upright.NOTE:The built-in sidestand switch is part of
the ignition circuit cut-off system, which
cuts the ignition in certain situations.
(See further down for an explanation ofthe ignition circuit cut-off system.)
WARNING
EWA10240
The vehicle must not be ridden with
the sidestand down, or if the side-
stand cannot be properly moved up
(or does not stay up), otherwise the
sidestand could contact the ground
and distract the operator, resulting
in a possible loss of control.
Yamaha’s ignition circuit cut-off
system has been designed to assist
the operator in fulfilling the respon-
sibility of raising the sidestand be-
fore starting off. Therefore, check
this system regularly as describedbelow and have a Yamaha dealer re-
pair it if it does not function proper-
ly.
EAU15311
Ignition circuit cut-off system The ignition circuit cut-off system (com-
prising the sidestand switch, clutch
switch and neutral switch) has the fol-
lowing functions.
It prevents starting when the trans-
mission is in gear and the side-
stand is up, but the clutch lever is
not pulled.
It prevents starting when the trans-
mission is in gear and the clutch le-
ver is pulled, but the sidestand is
still down.
It cuts the running engine when the
transmission is in gear and the sid-
estand is moved down.
Periodically check the operation of the
ignition circuit cut-off system according
to the following procedure.WARNING
EWA10250
If a malfunction is noted, have a
Yamaha dealer check the system be-fore riding.
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INSTRUMENT AND CONTROL FUNCTIONS
3-18
3
With the engine turned off:
1. Move the sidestand down.
2. Make sure that the engine stop switch is turned on.
3. Turn the key on.
4. Shift the transmission into the neutral position.
5. Push the start switch.
Does the engine start?
With the engine still running:
6. Move the sidestand up.
7. Keep the clutch lever pulled.
8. Shift the transmission into gear.
9. Move the sidestand down.
Does the engine stall?
After the engine has stalled:
10. Move the sidestand up.
11. Keep the clutch lever pulled.
12. Push the start switch.
Does the engine start?
The system is OK. The motorcycle can be ridden.
This check is most reliable if performed with
a warmed-up engine.The neutral switch may be defective.
The motorcycle should not be ridden until
checked by a Yamaha dealer.
The sidestand switch may be defective.
The motorcycle should not be ridden until
checked by a Yamaha dealer.
The clutch switch may be defective.
The motorcycle should not be ridden until
checked by a Yamaha dealer.
YES NO YES NO YES NONOTE:
U5YSE1E0.book Page 18 Monday, November 7, 2005 8:38 AM