Polaris Sportsman 90

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158

MAINTENANCE

Adjustment Procedure

1. Loosen 4 rear housing mount bolts (A).

2. Tighten chain adjuster (B) to reduce slack

to recommended setting. (.4″ -.8″ /10mm

- 20 mm)

3. Tighten jam nuts on chain adjuster.

4. Tighten the four rear housing mount bolts.

A B

Main Page

Safety Message to Parents8
Additional Important Information13
Table of Contents15
Rider's Section17
- Know Your Machine18
- Controls Overview20
- Engine Stop Switch20
- Throttle Control20
- Kick Starter21
- Gas Cap22
- Brake Lever23
- Ignition Switch24
- Tether Strap/ Switch25
- Three Ways to Stop Your ATV26
- Pre-Ride Check28
- Riding Rules32
Understanding Warnings37
Safety Alert38
General Safety and Description of Labels41
Daily Pre-Ride Inspection56
Daily Pre-Ride Check56
Failure to Follow the Age Recommendations58
Operation Warnings58
- Carrying a Passenger on this ATV59
- Operating this ATV on Paved Surfaces60
- Operating this ATV on Public Streets, Roads or Highways61
- Operating this ATV Without Wearing an Approved Helmet, Eye Protection and Protective Clothing62
- Operating this ATV after Consuming Alcohol or Drugs63
- Operating this ATV at Excessive Speeds64
- Attempting Wheelies, Jumps and Other Stunts65
- Failure to Inspect the ATV before Operating. Failure to Properly Maintain the ATV66
- Removing Hands from Handlebars or Feet from Footrests During Operation67
- Failure to Use Extra Care When Operating this ATV on Unfamiliar Terrain68
- Failure to Use Extra Care When Operating on Excessively Rough, Slippery or Loose Terrain69
- Turning Improperly70
- Climbing Hills Improperly71
- Going down a Hill Improperly72
- Improperly Crossing Hills or Turning on Hills73
- Stalling, Rolling Backwards or Improperly Dismounting While Climbing a Hill74
- Skidding or Sliding75
- Improperly Operating over Obstacles76
- Riding on Frozen Lakes and Rivers77
- Operating this ATV through Deep or Fast Flowing Water78
- Operating this ATV with Improper Tires, or with Improper or Uneven Tire Pressure79
- Overloading this ATV80
- Operating this ATV with Improper Modifications82
- Operation Warnings82
Vehicle Identification Numbers83
Vehicle Identification Numbers84
Control and Parts Functions85
- Engine Electrical Switches85
- Throttle Lever90
- Indicator Lights92
- Fuel System99
  - The Fuel Valve100
  - Engine Fuel Safety/Fuel/Filter101
- Oil System102
- The Oil Tank102
- Polaris 2-Cycle Lubricants103
- Premium 2-Cycle Oil104
- Kick Starter Usage105
- Control and Parts Functions105
- Procedure for Starting a Cold Engine106
Starting the Engine106
- Starting the Engine107
- Safe Riding Gear108
- Helmet108
- Clothing109
- Riding Gear109
- Boots109
- Gloves109
- Eye Protection109
- 2-Cycle Engines110
Vehicle Break in Period110
Vehicle Break in Period112
Carrying Loads113
- Carrying Loads: Important Safeguards114
- Carrying Loads116
Daily Pre-Ride Check117
Daily Pre-Ride Check119
Riding120
- Making Turns122
- Riding on Slippery Surfaces124
- Traveling Uphill126
- Sidehilling128
- Traveling Downhill130
- Turning Around on a Hill132
- Crossing Streams134
- Trail Obstacles136
- Parking on an Incline138
- Riding139
PVT System Operation140
Battery142
- Replenishing the Battery Fluid144
- Battery Removal145
- Battery Installation and Connections146
- Battery147
Noise Emission Control System Regulation148
- Noise Emission Control System Regulation150
- Periodic Maintenance Schedule151
- Lubrication Recommendations158
Tool Kits151
Maintenance151
- Periodic Maintenance Record162
- Handlebar Adjustment164
- Axle and Wheel Nut Torque Specifications166
- Front Wheel Hub Tightening166
- Rear Spring Adjustment167
- Air Cleaner168
  - To Clean the Filter169
  - Throttle Stop System170
- Exhaust System Restrictor171
- Exhaust System Restrictor Removal171
- Spark Arrestor Restrictor172
- Camber and Caster173
- Steering Inspection173
- Toe Alignment174
- Brake Adjustment176
- Brake Freeplay Adjustment178
- Throttle Cable Adjustment179
- Spark Plugs180
  - Spark Plug Removal and Replacement181
  - Storage182
  - Cylinder Head/Cylinder Base Fastener Torque (2-Cycle Models)183
- Transmission Lubrication184
  - Transmission Oil Changing Procedure185
  - Wheel Removal Procedure187
  - Wheel Installation189
- Tire Inspection190
  - Tire Tread Depth190
  - Drive Chain Inspection and Adjustment191
  - Rear Drive Chain Slack Adjustment193
  - Brakelight Lamp Replacement195
- Cleaning Your ATV196
  - Washing196
  - Waxing197
  - Transporting198
- Carburetor Adjustments199
Maintenance199
Specifications200
- Specifications206
- Wiring Diagram207
- Wiring Diagrams208
- Engine Cranks but Fails to Start209
Troubleshooting209
Engine Stops or Loses Power210
Warranty211
Index217

Polaris Sportsman 90 - Page 194

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