2006 YAMAHA XV1900A clutch

TABLE OF CONTENTSSAFETY INFORMATION ..................1-1
DESCRIPTION ..................................2-1
Left view ..........................................2-1
Right view ........................................2-2
Controls and instruments.................2-3
INSTRUMENT AND CONTROL
FUNCTIONS.......................................3-1
Immobilizer system .........................3-1
Main switch/steering lock ................3-2
Indicator and warning lights ............3-3
Multi-function meter unit .................3-5
Anti-theft alarm (optional) ...............3-9
Handlebar switches ......................3-10
Clutch lever ...................................3-11
Shift pedal .....................................3-11
Brake lever ...................................3-11
Brake pedal ..................................3-12
Fuel tank cap ................................3-12
Fuel ...............................................3-13
Fuel tank breather hose ................3-14
Catalytic converter ........................3-14
Rider seat .....................................3-14
Helmet holder ...............................3-15
Adjusting the shock absorber
assembly ...................................3-16
EXUP system ...............................3-18
Sidestand ......................................3-18
Ignition circuit cut-off system ........3-19
Auxiliary DC connector .................3-21PRE-OPERATION CHECKS............. 4-1
Pre-operation check list .................. 4-2
OPERATION AND IMPORTANT
RIDING POINTS................................. 5-1
Starting the engine ......................... 5-1
Shifting ........................................... 5-2
Tips for reducing fuel
consumption ............................... 5-3
Engine break-in .............................. 5-3
Parking ........................................... 5-4
PERIODIC MAINTENANCE AND
MINOR REPAIR................................. 6-1
Owner’s tool kit ............................... 6-1
Periodic maintenance and
lubrication chart .......................... 6-2
Checking the spark plugs ............... 6-5
Engine oil and oil filter cartridge ..... 6-6
Transfer case oil ............................. 6-9
Air filter element ............................. 6-9
Checking the throttle cable
free play .................................... 6-10
Valve clearance ............................ 6-10
Tires ............................................. 6-10
Cast wheels .................................. 6-13
Clutch lever .................................. 6-13
Adjusting the rear brake light
switch ........................................ 6-14
Checking the front and rear
brake pads ................................ 6-14Checking the brake and clutch
fluid levels ................................. 6-15
Changing the brake and clutch
fluids ......................................... 6-16
Drive belt slack ............................ 6-16
Checking and lubricating the
cables ....................................... 6-17
Checking and lubricating the
throttle grip and cable ............... 6-17
Checking and lubricating the
brake and shift pedals .............. 6-18
Checking and lubricating the
brake and clutch levers ............ 6-18
Checking and lubricating the
sidestand .................................. 6-19
Lubricating the rear suspension ... 6-19
Checking the front fork ................. 6-20
Checking the steering .................. 6-20
Checking the wheel bearings ....... 6-21
Battery ......................................... 6-21
Replacing the fuses ..................... 6-23
Replacing a headlight bulb .......... 6-24
Tail/brake light ............................. 6-27
Replacing a turn signal light
bulb ........................................... 6-27
License plate light ........................ 6-28
Replacing an auxiliary light
bulb ........................................... 6-28
Supporting the motorcycle ........... 6-29
Troubleshooting ........................... 6-29
Troubleshooting chart .................. 6-30U5C4E0E0.book Page 1 Monday, March 13, 2006 10:29 AM

DESCRIPTION
2-1
2
EAU10410
Left view1. Headlight (page 6-24)
2. Clutch fluid reservoir (page 6-15)
3. Seat lock (page 3-14)
4. Main fuse (page 6-23)
5. Battery (page 6-21)
6. Owner’s tool kit (page 6-1)
7. License plate light (page 6-28)
8. Tail/brake light (page 6-27)9. Engine oil drain bolt B (crankcase) (page 6-6)
10.Engine oil drain bolt A (crankcase) (page 6-6)
11.Shift pedal (page 3-11)U5C4E0E0.book Page 1 Monday, March 13, 2006 10:29 AM

DESCRIPTION
2-3
2
EAU10430
Controls and instruments1. Clutch lever (page 3-11)
2. Left handlebar switches (page 3-10)
3. Multi-function meter unit (page 3-5)
4. Main switch/steering lock (page 3-2)
5. Right handlebar switches (page 3-10)
6. Throttle grip (page 6-10)
7. Brake lever (page 3-11)U5C4E0E0.book Page 3 Monday, March 13, 2006 10:29 AM

INSTRUMENT AND CONTROL FUNCTIONS
3-11
3
EAU12820
Clutch lever The clutch lever is located at the left
handlebar grip. To disengage the
clutch, pull the lever toward the handle-
bar grip. To engage the clutch, release
the lever. The lever should be pulled
rapidly and released slowly for smooth
clutch operation.
The clutch lever is equipped with a
clutch switch, which is part of the igni-
tion circuit cut-off system. (See page
3-19.)
EAU12880
Shift pedal The shift pedal is located on the left
side of the engine and is used in com-
bination with the clutch lever when
shifting the gears of the 5-speed con-
stant-mesh transmission equipped on
this motorcycle.NOTE:Use your toes or heel to shift up andyour toes to shift down.
EAU12890
Brake lever The brake lever is located at the right
handlebar grip. To apply the front
brake, pull the lever toward the handle-
bar grip.
1. Clutch lever
1. Shift pedal
1. Brake lever
U5C4E0E0.book Page 11 Monday, March 13, 2006 10:29 AM

INSTRUMENT AND CONTROL FUNCTIONS
3-19
3
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.
U5C4E0E0.book Page 19 Monday, March 13, 2006 10:29 AM

INSTRUMENT AND CONTROL FUNCTIONS
3-20
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:
U5C4E0E0.book Page 20 Monday, March 13, 2006 10:29 AM

PRE-OPERATION CHECKS
4-2
4
EAU15603
Pre-operation check list
ITEM CHECKS PAGE
FuelCheck fuel level in fuel tank.
Refuel if necessary.
Check fuel line for leakage.3-13
Engine oilCheck oil level in oil tank.
If necessary, add recommended oil to specified level.
Check vehicle for oil leakage.6-6
Transfer case oilCheck vehicle for oil leakage. 6-9
Front brakeCheck operation.
If soft or spongy, have Yamaha dealer bleed hydraulic system.
Check brake pads for wear.
Replace if necessary.
Check fluid level in reservoir.
If necessary, add recommended brake fluid to specified level.
Check hydraulic system for leakage.6-14, 6-15
Rear brakeCheck operation.
If soft or spongy, have Yamaha dealer bleed hydraulic system.
Check brake pads for wear.
Replace if necessary.
Check fluid level in reservoir.
If necessary, add recommended brake fluid to specified level.
Check hydraulic system for leakage.6-14, 6-15
ClutchCheck operation.
If soft or spongy, have Yamaha dealer bleed hydraulic system.
Check fluid level in reservoir.
If necessary, add recommended fluid to specified level.
Check hydraulic system for leakage.6-13, 6-15
Throttle gripMake sure that operation is smooth.
Check cable free play.
If necessary, have Yamaha dealer adjust cable free play and lubricate cable and
grip housing.6-10, 6-17
U5C4E0E0.book Page 2 Monday, March 13, 2006 10:29 AM

PRE-OPERATION CHECKS
4-3
4
Control cablesMake sure that operation is smooth.
Lubricate if necessary.6-17
Wheels and tiresCheck for damage.
Check tire condition and tread depth.
Check air pressure.
Correct if necessary.6-10, 6-13
Brake and shift pedalsMake sure that operation is smooth.
Lubricate pedal pivoting points if necessary.6-18
Brake and clutch leversMake sure that operation is smooth.
Lubricate lever pivoting points if necessary.6-18
SidestandMake sure that operation is smooth.
Lubricate pivot if necessary.6-19
Chassis fastenersMake sure that all nuts, bolts and screws are properly tightened.
Tighten if necessary.—
Instruments, lights, signals
and switchesCheck operation.
Correct if necessary.—
Sidestand switchCheck operation of ignition circuit cut-off system.
If system is defective, have Yamaha dealer check vehicle.3-18 ITEM CHECKS PAGE
U5C4E0E0.book Page 3 Monday, March 13, 2006 10:29 AM