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General| Brand | E-TON |
|---|---|
| Model | VIPER 50 ST |
| Category | Offroad Vehicle |
| Language | English |
Safety precautions for handling gasoline, carbon monoxide, battery electrolyte, hot parts, and used engine/gear oil.
Information about publication basis, right to change, and reproduction policy.
Technical specifications for the engine and chassis of ViperST and YukonST models.
Location of frame and engine serial numbers.
Standard torque values for various bolts and nuts in the service manual.
Specifications for spark plugs, throttle play, idle speed, and tire pressure.
Schedule for initial, regular, and yearly maintenance tasks for the ATV.
Procedure for inspecting fuel lines for deterioration, damage, or leakage.
Inspection of throttle lever, cable for smooth operation, and free play adjustment.
Instructions for cleaning the air filter element using solvent and gear oil.
Procedure for inspecting, gapping, and tightening the spark plug.
Inspection of drive chain slack and adjustment procedure.
Inspection of brake levers, cables, and free play measurement.
Inspection of tire surfaces for damage and checking tire pressure.
Checking free play of the steering shaft and related components.
Procedure for measuring and adjusting toe-in for front wheels.
Guidance on annual gear oil change and oil hole location.
Conditions under which the engine should be removed for repair or adjustment.
Step-by-step instructions for removing the engine from the ATV frame.
Reverse procedure for installing the engine, including torque specifications.
Procedure for removing the fuel tank, including safety notes.
Procedure for removing the carburetor and its components.
Explanation of how the engine lubrication system works.
Important warnings regarding engine oil supply and potential damage.
Description of the oil pump's function and connection to the throttle.
Explanation of the engine's air cooling system via fan and fins.
Troubleshooting guide for insufficient engine oil supply.
Troubleshooting for low/high compression, noise, smoke, and overheating.
Detailed steps for removing the cylinder and piston assembly.
Procedures for inspecting cylinder bore, piston rings, and piston dimensions.
Instructions for installing the piston, rings, cylinder, and cylinder head with torque specs.
Troubleshooting common transmission issues like shifting, starting, and speed problems.
Diagrams showing components of the transmission system and CVT.
Inspection and adjustment of the shift sensor, spring, and gears.
Explanation of how the automatic CVT transmission works.
Details on V-Belt and Drive Pulley components of the CVT.
Inspection of gears in the gear box for wear and calculation of gear ratios.
Information on the electric self-starter motor installation and operation.
Explanation of the kick-starter mechanism operation.
Procedure for disassembling and checking the CVT system, including belt and rollers.
Diagram showing all components of the steering system.
Troubleshooting for hard steering, wheel wobbling, and pulling to one side.
Procedure for removing and installing the handlebar and its components.
Removal and inspection of kingpin and tie-rod components.
Diagrams of front wheel and front brake components.
Troubleshooting for steering, wheel wobbling, brake drag, and poor performance.
Procedure for removing and installing front wheels, including torque specs.
Inspection of brake lining thickness and brake drum diameter.
Diagrams of rear wheel and drive mechanism components.
Troubleshooting for bad brake performance, vibration, wobble, and brake drag.
Procedure for removing and inspecting the rear wheel and drive chain.
Procedures for replacing brake disc, brake shoe, and hydraulic oil.
Diagrams of fender components for different models.
Steps for removing the rear fender, including seat and rack removal.
Procedure for removing the front trim and headlight assembly.
Steps for removing the central rear trim component.
Procedure for removing the front fender after other trims are removed.
Instructions for removing the exhaust pipe, including safety precautions.
Troubleshooting common electrical issues like no start, no spark, poor running, and charging failure.
Procedure for removing, measuring resistance, and checking ignition timing.
Safety precautions when handling batteries, including acid hazards.
Procedure for inspecting battery voltage and removal/installation.
Instructions for charging the 12V battery using normal or quick charging methods.
Information on starter motor operation and potential issues with weak batteries.
Wiring diagrams for Viper.St EXL-50 and YukonST EXL-50 models.
Parts drawing and removal of the speedometer and fuel meter.
Flowchart for diagnosing why the engine will not start.
Troubleshooting steps for poor engine performance at low and idle speeds.
Troubleshooting steps for poor engine performance at high speeds.
Troubleshooting guide for loss of engine power.
Troubleshooting guide for steering issues and vehicle pulling to one side.
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