Page 132 of 168
8-42
8
EBU29700Adjusting the throttle cable free play The throttle cable free play should be checked
and, if necessary, adjusted at the intervals speci-
fied in the periodic maintenance and lubrication
chart.
The throttle cable free play should measure 3.0–
5.0 mm (0.12–0.20 in) at the throttle lever. Period-
ically check the throttle cable free play and, if nec-
essary, adjust it as follows.
1. Slide the rubber cover back.
2. Loosen the locknut.3. To increase the throttle cable free play, turn
the throttle cable free play adjusting bolt in di-
rection (a). To decrease the throttle cable free
play, turn the adjusting bolt in direction (b).
4. Tighten the locknut.
5. Slide the rubber cover to its original position.1. V-belt case drain plug
1. Rubber cover
2. Throttle cable free play adjusting bolt
3. Locknut
4. Throttle cable free play
2WD
4WD
3
2
1
4 (b)
(a)
U28P61E0.book Page 42 Wednesday, March 18, 2009 9:25 AM
Page 160 of 168

10-3
10
Spark plug gap:
0.8–0.9 mm (0.031–0.035 in)Clutch:Clutch type:
Wet, centrifugal automaticTransmission:Primary reduction system:
V-belt
Secondary reduction system:
Shaft drive
Secondary reduction ratio:
41/21 × 24/18 × 33/9 (9.544)
Transmission type:
V-belt automatic
Operation:
Left hand operation
Reverse gear:
23/14 × 28/23 (2.000)
Low range:
31/16 (1.938)
High range:
31/27 (1.148)Chassis:Frame type:
Steel tube frame
Caster angle:
5.0 °
Trail:
26.0 mm (1.02 in)
Front tire:Type:
Tubeless
Size:
AT25 x 8-12
Manufacturer/model:
YFM550FAPZ CHENG SHIN/C828-4P
YFM550FAZ CHENG SHIN/C828-4P
YFM5FGPHZ DUNLOP/KT421
YFM5FGPZ DUNLOP/KT421
YFM5FGZ DUNLOP/KT421Rear tire:Type:
Tubeless
Size:
AT25 x 10-12
Manufacturer/model:
YFM550FAPZ CHENG SHIN/C828-4P
YFM550FAZ CHENG SHIN/C828-4P
YFM5FGPHZ DUNLOP/KT425
YFM5FGPZ DUNLOP/KT425
YFM5FGZ DUNLOP/KT425Loading:Maximum loading limit:
220.0 kg (485 lb)
(Total weight of rider, cargo, accessories, and tongue)Tire air pressure (measured on cold tires):Recommended:
Front:
35.0 kPa (0.350 kgf/cm², 5.0 psi)
U28P61E0.book Page 3 Wednesday, March 18, 2009 9:25 AM
Page 167 of 168

KKey identification number ............................................. 11-1LLabel locations ............................................................... 1-1
Light switch .................................................................... 4-8
Low-range indicator light ................................................ 4-4MMain switch .................................................................... 4-1
Maintenance and lubrication chart ................................. 8-4
Maintenance chart, emission control system ................. 8-3
Model label ................................................................... 11-2
Multi-function display ..................................................... 4-5NNeutral indicator light ..................................................... 4-2OOn-Command differential gear lock switch .................. 4-10
On-Command four-wheel-drive switch ........................... 4-9
Override switch .............................................................. 4-8
Owner’s manual and tool kit ........................................... 8-1PPanels, removing and installing ..................................... 8-8
Park indicator light ......................................................... 4-4
Parking ........................................................................... 6-5
Parking on a slope ......................................................... 6-5
Part locations ................................................................. 3-1RRadiator grills, removing .............................................. 8-19
Rear knuckle pivots, lubricating ................................... 8-52
Reverse indicator light ................................................... 4-2
Riding your ATV ............................................................. 7-1
SSafety information .......................................................... 2-1
Seat ............................................................................. 4-18
Shock absorber assemblies, adjusting the front and
rear ............................................................................ 4-21
Spark arrester, cleaning ............................................... 8-40
Spark plug, checking ................................................... 8-20
Specifications ............................................................... 10-1
Speed limiter ................................................................ 4-13
Stabilizer bushes, checking ......................................... 8-52
Starting the engine ......................................................... 6-1
Start switch .................................................................... 4-8
Steering shaft, lubricating ............................................ 8-52
Storage .......................................................................... 9-2
Storage compartments ................................................ 4-18TTail/brake light bulb, replacing ..................................... 8-60
Throttle cable free play, adjusting ................................ 8-42
Throttle lever ......................................................... 4-13, 5-4
Tires ............................................................................... 5-4
Troubleshooting ........................................................... 8-62
Troubleshooting charts ................................................ 8-63VValve clearance ........................................................... 8-43
V-belt case drain plug .................................................. 8-41
Vehicle identification number ....................................... 11-1WWheel hub bearings, checking ..................................... 8-52
Wheel, installing ........................................................... 8-61
Wheel, removing .......................................................... 8-61
U28P61E0.book Page 2 Wednesday, March 18, 2009 9:25 AM