Yamaha 8DG4 Manuals

Manuals and User Guides for Yamaha 8DG4. We have 1 Yamaha 8DG4 manual available for free PDF download: Service Manual

Yamaha 8DG4 Service Manual

Yamaha 8DG4 Service Manual (282 pages)

Brand: Yamaha | Category: Snowmobiles | Size: 9.97 MB

Table of Contents

Illustrated Symbols
3
Chapter 1. General Information

9
- Preparation for Removal and Disassembly
  10
Chapter 2. Periodic Inspection and Adjustment

15
- Oil Pump
  18
- Carburetor Synchronization
  26
- Throttle Override System (T.o.r.s.) Check
  28
- Drive V-Belt
  32
- Parking Brake Adjustment
  35
- Drive Chain
  38
- Track Tension Adjustment
  41
- Slide Runner Inspection
  43
- Maximizing Drive Track Life
  44
- Steering System
  46
- Gear Selection
  67
- High Altitude Tuning
  73
- Front Suspension
  74
- Rear Suspension
  75
Chapter 3. Chassis

79
- Installation
  83
Chapter 4. Power Train

98
- Primary Sheave and Drive V-Belt
  98
- Installation
  107
- Secondary Sheave
  108
- With Reverse Model
  118
- Jackshaft and Drive Chain Housing Installation
  125
- Brake Pad Replacement
  127
- Slide Rail Suspension
  135
- Front Axle and Track
  149
Chapter 5. Engine

152
- Exhaust Assembly
  152
- Installation
  153
- Engine Assembly
  154
- Cylinder Head and Cylinder
  157
- Oil Pump, Crankcase and Crankshaft
  168
- Recoil Starter
  178
Chapter 6. Cooling System

181
- Water Pump
  185
Chapter 7. Carburetion

187
- Fuel Level Adjustment
  194
- Fuel Pump
  196
Chapter 8. Electrical

199
- Ignition System
  200
- Circuit Diagram
  201
- Troubleshooting
  202
- Main Switch
  211
- Starter Motor
  212
- Headlight Beam Switch
  223
- Headlight Relay
  224
- Brake Light Switch
  231
- Water Temperature Sensor
  232
- Fault Location Table
  242
Chapter 9. Specifications

244
- General Specifications
  244
- Power Train
  250
- High Altitude Settings
  257
- Cable Routing
  263

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