
011
ATV Service
Manual
DVX 300
300 Utility
TM
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TABLE OF CONTENTS
General Information........................................................... 2 Oil Flow Chart .............................................................69
General Specifications.................................................. 2 Oil Pump .....................................................................69
Torque Specifications.................................................... 2 Liquid Cooling System ................................................69
Torque Conversions (ft-lb/N-m)..................................... 3 Radiator.......................................................................69
Tightening Torque (General Bolts)................................ 3 Hoses/Thermostat.......................................................70
Break-In Procedure ...................................................... 4 Fan ..............................................................................71
Gasoline - Oil - Lubricant.............................................. 4 Water Pump ................................................................71
Genuine Parts............................................................... 5 Troubleshooting ...........................................................72
Preparation For Storage ............................................... 5 Electrical System..............................................................73
Preparation After Storage ............................................. 5 Specifications ..............................................................73
Periodic Maintenance/Tune-Up......................................... 7 RPM Limiter ................................................................73
Periodic Maintenance Chart ......................................... 7 Testing Electrical Components ....................................73
Lubrication Points ......................................................... 8 Electrical Connections.................................................73
Air Filter ........................................................................ 8 Switches ......................................................................73
Valve/Tappet Clearance................................................ 9 Battery.........................................................................73
Testing Engine Compression ........................................ 9 Brakelight Switch (Auxiliary)........................................74
Spark Plug .................................................................... 9 Brakelight Switch (Handlebar Control) ........................75
Muffler/Spark Arrester ................................................ 10 Coolant Temperature and Cooling Fan Switches ........75
Engine Oil - Filter........................................................ 10 Fan Motor ....................................................................75
Rear Drive Lubricant (Utility) ...................................... 11 Fuse Block...................................................................76
Transmission Lubricant............................................... 11 Fuses ..........................................................................76
Drive Chain (DVX) ...................................................... 12 Ignition Coil .................................................................76
Driveshaft/Coupling (Utility) ........................................ 13 Indicator Lights (DVX) .................................................77
Nuts/Bolts/Cap Screws ............................................... 13 LCD Gauge Assembly.................................................77
Headlight/Taillight- Brakelight ..................................... 13 Ignition Switch .............................................................78
Shift Lever................................................................... 13 Handlebar Control Switches........................................78
Hydraulic Brake Systems............................................ 14 Magneto Coils .............................................................79
Auxiliary/Rear Hydraulic Brake ................................... 16 Starter Motor ...............................................................79
Burnishing Brake Pads ............................................... 18 Starter Relay ...............................................................80
Checking/Replacing V-Belt ......................................... 18 CDI Unit.......................................................................80
Engine/Transmission....................................................... 20 Regulator/Rectifier ......................................................80
Specifications ............................................................. 20 Start-in-Gear Relay .....................................................80
Removing Engine/ Transmission ................................ 21 Headlights ...................................................................81
Top-Side Components ................................................ 26 Taillight - Brakelight .....................................................81
Removing Top-Side Components ............................... 26 Ignition Timing.............................................................81
Servicing Top-Side Components ................................ 28 Troubleshooting ...........................................................82
Installing Top-Side Components ................................. 32 Drive System.....................................................................84
Left-Side Components................................................ 34 Rear Drive Assembly Schematics ...............................84
Removing Left-Side Components............................... 34 Rear Drive Axle (DVX).................................................84
Servicing Left-Side Components ................................ 35 Rear Drive Axle (Utility)...............................................87
Installing Left-Side Components................................. 41 Troubleshooting Drive System.....................................96
Right-Side Components ............................................. 42 Troubleshooting Brake System....................................96
Removing Right-Side Components ............................ 42 Suspension .......................................................................97
Servicing Right-Side Components.............................. 48 Front and Rear Suspension Assembly Schematics ....97
Installing Right-Side Components .............................. 54 Front Shock Absorbers................................................97
Center Crankcase Components ................................. 54 Rear Shock Absorber..................................................98
Separating Crankcase Halves .................................... 54 Swing Arm...................................................................99
Disassembling Crankcase Half................................... 55 Front A-Arms .............................................................102
Servicing Center Crankcase Components ................. 55 Wheels and Tires ......................................................104
Assembling Crankcase Half........................................ 56 Troubleshooting .........................................................105
Joining Crankcase Halves .......................................... 56 Steering/Frame ...............................................................106
Installing Engine/Transmission ................................... 57 Steering Post/Tie Rods .............................................106
Troubleshooting .......................................................... 60 Measuring/Adjusting Toe-In/Toe-Out .........................108
Fuel/Lubrication/Cooling................................................. 63 Body ..........................................................................108
Carburetor Specifications ........................................... 63 Steering Post Cover/Instrument Pod .........................111
Carburetor................................................................... 63 Troubleshooting .........................................................112
Throttle Cable Free-Play............................................. 67 Controls/Indicators.........................................................113
Engine RPM (Idle) ...................................................... 67 Front Brake Lever/Master Cylinder Assembly ...........113
Gas Tank..................................................................... 68 Auxiliary Brake Pedal/Master Cylinder Assembly......114
Gas Tank Valve........................................................... 68 Throttle Control .........................................................115
Gas/Vent Hoses.......................................................... 68
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