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Manuals
Yamaha XF50W
Manuals and User Guides for Yamaha XF50W. We found 1 manuals for free downloads Service manual
Pages: 338 Yamaha XF50W Service manual
Brand: Yamaha Category: Scooters Size: 17 MB
Languages: English
Table of contents
- 8 Scooter Identification
- 8 Vehicle Identification Number
- 8 Model Label
- 9 Features
- 9 Outline Of The FI System
- 10 FI System
- 11 Important Information
- 11 Preparation For Removal And Disassembly
- 11 Replacement Parts
- 11 Gaskets, Oil Seals And O-rings
- 12 Lock Washers/Plates And Cotter Pins
- 12 Bearings And Oil Seals
- 12 Circlips
- 13 Equipment Preparation
- 14 Checking The Connections
- 15 Special Tools
- 20 General Specifications
- 21 Engine Specifications
- 31 Chassis Specifications
- 34 Electrical Specifications
- 37 Conversion Table
- 37 General Tightening Torque Specifications
- 38 Tightening Torques
- 38 Engine
- 40 Chassis
- 42 Lubrication Points And Lubricant Types
- 42 Engine
- 44 Chassis
- 45 Cooling System Diagrams
- 48 Cable Routing
- 56 Introduction
- 57 Periodic Maintenance And Minor Repair
- 57 Periodic Maintenance Chart For The Emission Control System
- 58 General Maintenance And Lubrication Chart
- 60 Cover And Panel
- 60 Side Covers And Tail/brake Light
- 62 Single Seat And Trunk
- 63 Leg Shield 1,2
- 64 Footrest Board And Inner Fender
- 65 Engine
- 65 Adjusting The Valve Clearance
- 71 Checking The Engine Idling Speed
- 72 Adjusting The Throttle Cable Free Play
- 73 Checking The Spark Plug
- 75 Checking The Ignition Timing
- 77 Measuring The Compression Pressure
- 79 Checking The Engine Oil Level
- 80 Changing The Engine Oil
- 82 Changing The Transmission Oil
- 83 Measuring The Engine Oil Pressure
- 85 Replacing The Air Filter Element
- 87 Checking The Throttle Body Joint And Intake Manifold
- 87 Checking The Fuel Hose
- 88 Checking The Breather Hoses
- 89 Checking The Exhaust System
- 90 Checking The Coolant Level
- 91 Checking The Cooling System
- 92 Changing The Coolant
- 95 Chassis
- 95 Adjusting The Front Brake
- 95 Adjusting The Rear Brake
- 96 Checking The Front And Rear Brake Shoes
- 97 Checking And Adjusting The Steering Head
- 99 Checking The Front Fork
- 100 Checking The Tires
- 103 Checking The Wheels
- 103 Checking And Lubricating The Cables
- 104 Lubricating The Levers And Pedals
- 104 Lubricating The Centerstand
- 105 Electrical System
- 105 Checking And Charging The Battery
- 111 Checking The Fuse
- 113 Replacing The Headlight Bulb
- 114 Adjusting The Headlight Beam
- 117 Front Wheel And Brake
- 118 Front Wheel
- 119 Front Brake Shoe Plate
- 120 Removing The Front Wheel
- 120 Disassembling The Brake Shoe Plate
- 121 Checking The Front Wheel
- 122 Checking The Speedometer Gear Unit
- 123 Checking The Brake
- 124 Assembling The Brake Shoe Plate
- 125 Assembling The Front Wheel
- 126 Installing The Front Wheel
- 127 Adjusting The Front Wheel Static Balance
- 129 Rear Wheel And Brake
- 130 Removing The Rear Wheel
- 130 Checking The Rear Wheel
- 131 Checking The Rear Wheel Drive Hub
- 131 Checking The Brake
- 132 Assembling The Brake Shoe Plate
- 134 Installing The Rear Wheel
- 134 Adjusting The Rear Wheel Static Balance
- 135 Front Fork
- 137 Removing The Front Fork Legs
- 137 Disassembling The Front Fork Legs
- 139 Checking The Front Fork Legs
- 140 Assembling The Front Fork Legs
- 142 Installing The Front Fork Legs
- 143 Handlebar
- 145 Removing The Handlebar
- 145 Checking The Handlebar
- 146 Installing The Handlebar
- 148 Steering Head
- 148 Handlebar Bracket And Headlight Stay Bracket
- 149 Lower Bracket
- 150 Removing The Lower Bracket
- 151 Checking The Steering Head
- 152 Installing The Steering Head
- 153 Rear Shock Absorber Assembly
- 154 Removing The Rear Shock Absorber Assembly
- 154 Checking The Rear Shock Absorber Assembly
- 155 Installing The Rear Shock Absorber Assembly
- 158 Engine Removal
- 158 Leads, Hoses And Muffler
- 160 Engine
- 161 Installing The Engine
- 162 Cylinder Head
- 164 Removing The Cylinder Head
- 166 Checking The Cylinder Head
- 167 Installing The Cylinder Head
- 170 The Rocker Arms And Camshaft
- 171 Removing The Rocker Arms And Camshaft
- 172 Checking The Camshaft
- 173 Checking The Rocker Arms And Rocker Arm Shafts
- 174 Checking The Timing Chain, Camshaft Sprocket, And Timing Chain Guides
- 175 Checking The Timing Chain Tensioner
- 176 Installing The Camshaft And Rocker Arms
- 177 Valves And Valve Springs
- 179 Removing The Valves
- 181 Checking The Valves And Valve Guides
- 183 Checking The Valve Seats
- 185 Checking The Valve Springs
- 186 Installing The Valves
- 188 Cylinder And Piston
- 189 Removing The Cylinder And Piston
- 190 Checking The Cylinder And Piston
- 192 Checking The Piston Rings
- 193 Checking The Piston Pin
- 194 Checking The Timing Chain Guide
- 194 Installing The Piston And Cylinder
- 196 Belt Drive
- 196 V-belt Case Cover
- 197 Kickstarter
- 198 Installing The Kickstarter
- 199 V-belt And Primary/Secondary Sheave
- 200 Secondary Sheave
- 201 Removing The Primary Sheave
- 201 Removing The Secondary Sheave And V-belt
- 202 Disassembling The Secondary Sheave
- 202 Checking The Clutch Shoes
- 203 Checking The V-belt
- 203 Checking The Primary Sheave
- 204 Checking The Primary Sheave Weights
- 204 Checking The Slider
- 204 Checking The Secondary Sheave
- 205 Assembling The Primary Sheave
- 206 Assembling The Secondary Sheave
- 207 Installing The Secondary Sheave, V-belt And Primary Sheave
- 210 Starter Clutch And AC Magneto
- 210 Stator Coil Assembly
- 212 Starter Clutch
- 213 Removing The AC Magneto
- 214 Removing The Starter Clutch
- 215 Checking The Starter Clutch
- 216 Installing The Starter Clutch
- 216 Installing The AC Magneto
- 218 Oil Pump
- 219 Checking The Oil Pump
- 220 Assembling The Oil Pump
- 220 Installing The Oil Pump
- 221 Transmission
- 222 Checking The Transmission
- 223 Crankshaft
- 223 Crankshaft Assembly
- 225 Disassembling The Crankcase
- 226 Removing The Crankshaft Assembly
- 226 Checking The Crankshaft And Connecting Rod
- 227 Checking The Crankcase
- 228 Checking The Timing Chain And Timing Chain Guide(intake Side)
- 228 Checking The Bearings And Oil Seals
- 228 Checking The Circlips And Washers
- 229 Installing The Crankshaft
- 229 Assembling The Crankcase
- 232 Radiator
- 233 Checking The Radiator
- 234 Installing The Radiator
- 235 Thermostat
- 236 Checking The Thermostat
- 237 Installing The Thermostat
- 238 Water Pump
- 240 Disassembling The Water Pump
- 240 Checking The Water Pump
- 241 Assembling The Water Pump
- 242 Installing The Water Pump
- 244 Fuel Injection System
- 245 Wiring Diagram
- 247 ECU's Self-Diagnostic Function
- 248 Checking For A Defective Engine Trouble Warning Light Bulb
- 248 Self-Diagnostic Fanction Table
- 250 Troubleshooting Chart
- 251 Diagnostic Mode
- 255 Troubleshooting Details
- 269 Throttle Body And Fuel Injector
- 269 Throttle Body
- 270 Fuel Injector And Fuel Hose
- 271 Fuel Tank
- 272 Removing The Fuel Hose
- 272 Removing The Fuel Pump
- 273 Checking The Throttle Body
- 274 Installing The Fuel Pump
- 274 Installing The Fuel Hose
- 275 Checking The Fuel Pump And Pressure Regulator Operation
- 275 Checking The Throttle Position Sensor
- 277 Checking The ISC (Idle Speed Control) Valve
- 278 Air Induction System
- 278 Air Injection
- 278 Air Cut-Off Valve
- 279 Air Induction System Diagrams
- 280 Air Cut-Off Valve And Air Filter Case
- 281 Checking The Air Induction System
- 283 Electrical Components
- 284 Wiring Diagram
- 286 Checking Switch Continuity
- 287 Checking The Switches
- 288 Checking The Bulbs And Bulb Sockets
- 288 Types Of Bulbs
- 289 Checking The Condition Of The Bulbs
- 290 Checking The Condition Of The Bulb Sockets
- 291 Ignition System
- 291 Circuit Diagram
- 292 Troubleshooting
- 296 Electric Starting System
- 296 Circuit Diagram
- 297 Starting Circuit Cut-off System Operation
- 298 Troubleshooting
- 302 Starter Motor
- 303 Checking The Starter Motor
- 305 Assembling The Starter Motor
- 306 Charging System
- 306 Circuit Diagram
- 307 Troubleshooting
- 309 Lighting System
- 309 Circuit Diagram
- 310 Troubleshooting
- 312 Checking The Lighting System
- 316 Signaling System
- 316 Circuit Diagram
- 317 Troubleshooting
- 318 Checking The Signaling System
- 324 Cooling System
- 324 Circuit Diagram
- 325 Troubleshooting
- 327 Checking The Cooling System
- 331 Starting Failure/Hard Starting
- 331 Engine
- 331 Fuel System
- 331 Electrical Systems
- 332 Incorrect Engine Idling Speed
- 332 Engine
- 332 Fuel System
- 332 Electrical Systems
- 333 Poor Medium-And-High-Speed Performance/Faulty Clutch
- 333 Engine
- 333 Fuel System
- 333 Faulty Clutch
- 333 Engine Operates But Scooter Will Not Move
- 333 Clutch Slips
- 333 Poor Starting Performance
- 334 Poor Speed Performance
- 334 Overheating
- 334 Engine
- 334 Cooling System
- 334 Fuel System
- 334 Chassis
- 334 Electrical Systems
- 334 Overcooling
- 334 Cooling System
- 335 Poor Braking Performance
- 335 Faulty Front Fork Legs
- 335 Leaking Oil
- 335 Malfunction
- 335 Unstable Handling
- 336 Faulty Lighting Or Signaling System
- 336 Headlight Does Not Come On
- 336 Headlight Bulb Burnt Out
- 336 Tail/brake Light Does Not Come On
- 336 Tail/brake Light Bulb Burnt Out
- 336 Turn Signal Does Not Come On
- 336 Turn Signal Blinks Slowly
- 336 Turn Signal Remains Lit
- 336 Turn Signal Blinks Quickly
- 336 Horn Does Not Sound
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