Page 45 of 104

6
PERIODIC MAINTENANCE AND MINOR REPAIR
Owner’s tool kit .................................................... 6-1
Periodic maintenance and lubrication chart ......... 6-3
Removing and installing the panel ....................... 6-6
Checking the spark plugs .................................... 6-7
Engine oil and oil filter cartridge .......................... 6-8
Transfer case oil ................................................. 6-12
Cleaning the air filter element ............................ 6-13
Adjusting the carburetor ..................................... 6-16
Adjusting the engine idling speed ...................... 6-16
Adjusting the throttle cable free play .................. 6-17
Adjusting the valve clearance ............................ 6-17
Tires ................................................................... 6-17
Spoke wheels .................................................... 6-20
Adjusting the clutch lever free play .................... 6-21
Adjusting the brake lever free play ..................... 6-22
Adjusting the brake pedal position ..................... 6-22
Adjusting the rear brake light switch .................. 6-23
Checking the front and rear brake pads ............. 6-23
Checking the brake fluid level ............................ 6-25
Changing the brake fluid .................................... 6-26Drive belt slack .................................................. 6-26
Checking and lubricating the cables ................. 6-28
Checking and lubricating the throttle
grip and cable ................................................. 6-29
Checking and lubricating the brake and
shift pedals ...................................................... 6-29
Checking and lubricating the brake and
clutch levers .................................................... 6-30
Checking and lubricating the sidestand ............ 6-30
Checking the front fork ...................................... 6-31
Checking the steering ....................................... 6-31
Checking the wheel bearings ............................ 6-32
Battery ............................................................... 6-33
Replacing the fuses .......................................... 6-35
Replacing the headlight bulb ............................. 6-36
Replacing a turn signal light bulb or the
tail/brake light bulb .......................................... 6-38
Troubleshooting ................................................. 6-38
Troubleshooting chart ........................................ 6-39
E_5JA.book Page 1 Saturday, August 18, 2001 3:52 PM
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-4
6
9
*Brake hosesCheck for cracks or damage.√√√√ √
Replace. (See NOTE on page 6-5.) Every 4 years
10*WheelsCheck runout, spoke tightness and for damage.
Tighten spokes if necessary.√√√√
11*TiresCheck tread depth and for damage.
Replace if necessary.
Check air pressure.
Correct if necessary.√√√√ √
12*Wheel bearingsCheck bearing for looseness or damage.√√√√
13*SwingarmCheck operation and for excessive play.√√√√
Lubricate with lithium-soap-based grease. Every 50,000 km
14*Drive beltCheck belt tension.
Make sure that the rear wheel is properly aligned.Every 4,000 km
15*Steering bearingsCheck bearing play and steering for roughness.√√√√√
Lubricate with lithium-soap-based grease. Every 50,000 km
16*Chassis fastenersMake sure that all nuts, bolts and screws are properly tightened.√√√√ √
17 SidestandCheck operation.
Lubricate.√√√√ √
18*Sidestand switchCheck operation.√√√√√ √
19*Front forkCheck operation and for oil leakage.√√√√
20*Shock absorber
assemblyCheck operation and shock absorber for oil leakage.√√√√
21*Rear suspension relay
arm and connecting arm
pivoting pointsCheck operation.√√√√
Lubricate with lithium-soap-based grease.√√
22*CarburetorCheck starter (choke) operation.
Adjust engine idling speed.√√√√√ √ NO. ITEM CHECK OR MAINTENANCE JOBODOMETER READING (×1,000 km)
ANNUAL
CHECK
1 10203040
E_5JA_Periodic.fm Page 4 Saturday, August 18, 2001 5:37 PM
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-31
6
EAU02939
Checking the front fork The condition and operation of the front
fork must be checked as follows at the
intervals specified in the periodic main-
tenance and lubrication chart.
To check the condition
EW000115
WARNING
@ Securely support the motorcycle so
that there is no danger of it falling
over. @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.
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.
EC000098
CAUTION:@ If any damage is found or the front
fork does not operate smoothly,
have a Yamaha dealer check or re-
pair it. @
EAU00794
Checking the steering Worn or loose steering bearings may
cause danger. Therefore, the operation
of the steering must be checked as fol-
lows at the intervals specified in the pe-
riodic maintenance and lubrication
chart.
1. Place a stand under the engine to
raise the front wheel off the
ground.
EW000115
WARNING
@ Securely support the motorcycle so
that there is no danger of it falling
over. @
E_5JA.book Page 31 Saturday, August 18, 2001 3:52 PM
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-32
6 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.
EAU01144
Checking the wheel bearings The front and rear wheel bearings must
be checked at the intervals specified in
the periodic maintenance and lubrica-
tion 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.
E_5JA.book Page 32 Saturday, August 18, 2001 3:52 PM
Page 101 of 104

INDEX
Steering, locking with a padlock............. 3-12
Storage.................................................... 7-4TThrottle cable free play, adjusting .......... 6-17
Throttle grip and cable, checking and
lubricating............................................ 6-29
Tires ...................................................... 6-17
Tool kit..................................................... 6-1
Transfer case oil .................................... 6-12
Troubleshooting..................................... 6-38
Troubleshooting chart ............................ 6-39
Turn signal indicator light ......................... 3-2
Turn signal light or tail/brake light bulb,
replacing ............................................. 6-38
Turn signal switch .................................... 3-6VValve clearance, adjusting ..................... 6-17
Vehicle identification number ................... 9-1WWheel bearings, checking...................... 6-32
Wheels .................................................. 6-20
E_5JA.book Page 2 Saturday, August 18, 2001 3:52 PM