6
PERIODIC MAINTENANCE AND MINOR REPAIR
Tool kit................................................................... 6-1
Periodic maintenance and lubrication ................... 6-2
Cowling and panel removal and installation.......... 6-5
Cowlings A and B ................................................. 6-5
Panels A and B ..................................................... 6-6
Spark plugs........................................................... 6-6
Engine oil .............................................................. 6-8
Cooling system ................................................... 6-10
Changing the coolant .......................................... 6-11
Air filter ............................................................... 6-13
Carburetor adjustment ........................................ 6-15
Idle speed adjustment ........................................ 6-15
Throttle cable free play inspection ...................... 6-16
Valve clearance adjustment ................................ 6-16
Tires .................................................................... 6-17
Clutch lever free play adjustment........................ 6-19
Rear brake pedal height adjustment ................... 6-20
Brake light switch adjustment ............................. 6-21
Checking the front and rear brake pads.............. 6-21
Inspecting the brake fluid level............................ 6-22
Brake fluid replacement ...................................... 6-23Drive chain slack check ...................................... 6-23
Drive chain slack adjustment ............................. 6-23
Drive chain lubrication........................................ 6-24
Cable inspection and lubrication ........................ 6-24
Throttle cable and grip lubrication ...................... 6-25
Brake and shift pedal lubrication ........................ 6-25
Brake and clutch lever lubrication ...................... 6-25
Sidestand lubrication.......................................... 6-26
Rear suspension lubrication............................... 6-26
Front fork inspection ........................................... 6-27
Steering inspection ............................................ 6-27
Wheel bearings .................................................. 6-28
Battery................................................................ 6-28
Fuse replacement .............................................. 6-29
Headlight bulb replacement ............................... 6-30
Tail/brake light bulb replacement ........................ 6-31
Turn signal light bulb replacement...................... 6-32
Troubleshooting .................................................. 6-32
Troubleshooting chart ......................................... 6-33
Engine overheating ............................................ 6-34
E_4tx_PeriodicTOC.fm Page 1 Saturday, October 16, 1999 9:37 AM
PERIODIC MAINTENANCE AND MINOR REPAIR
6-26
6
EAU02986
Sidestand lubricationLubricate the sidestand pivoting point
and metal-to-metal contact surfaces.
Check that the sidestand moves up
and down smoothly.
EW000113
WARNING
@ If the sidestand does not move
smoothly, consult a Yamaha dealer. @
EAU00790
Rear suspension lubricationLubricate the pivoting parts.
Recommended lubricant:
Engine oilRecommended lubricant:
Molybdenum disulfide grease
E_4tx_Periodic.fm Page 26 Saturday, October 16, 1999 9:37 AM
SPECIFICATIONS
8-3
8
Maximum load* 203 kg
Air pressure (cold tire)
Up to 90 kg load*
Front 225 kPa (2.25 kg/cm
2, 2.25 bar)
Rear 275 kPa (2.75 kg/cm2, 2.75 bar)
90 kg load ~ maximum
load*
Front 225 kPa (2.25 kg/cm2, 2.25 bar)
Rear 275 kPa (2.75 kg/cm2, 2.75 bar)
High speed riding
Front 225 kPa (2.25 kg/cm2, 2.25 bar)
Rear 275 kPa (2.75 kg/cm2, 2.75 bar)
* Load is total weight of cargo, rider, passenger and accessories.
Wheels
Front
Ty p e C a s t
Size 18 ´ MT3.00
Rear
Ty p e C a s t
Size 17 ´ MT4.00
Brakes
Front
Type Dual disc brake
Operation Right hand operation
Fluid DOT 4Rear
Type Single disc brake
Operation Right foot operation
Fluid DOT 4
Suspension
Front
Ty p e Te l e s c o p i c f o r k
Rear
Type Swingarm
Shock absorber
Front Coil spring / oil damper
Rear Coil spring / gas-oil damper
Wheel travel
Front 149 mm
Rear 144 mm
Electrical system
Ignition system T.C.I. (digital)
Charging system
Type A.C. magneto
Standard output 14 V, 23.5 A @ 5,000 r/min
Battery
Type GT12B-4
Voltage, capacity 12 V, 10 AH
Headlight typeQuartz bulb (halogen)
E_4tx_Spec.fm Page 3 Saturday, October 16, 1999 9:38 AM
