Yamaha F6BMH - Removing;Installing the Lower Unit (Standard Propeller)

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LOWER UNIT

LOWER UNIT

REMOVING/INSTALLING THE LOWER UNIT (STANDARD PROPELLER)

Step Job/Part Q'ty Remarks

1 Slit pin 1

2Nut 1

3 Plate washer 1

4 Propeller 1

5Spacer 1

6Bolt 1

7 Anode 1

8Screw 1

9Nut 1

10 Water inlet cover 2

11 Nut (short) 1

12 Nut (long) 1

13 Bolt (with washer) 4

Continued on next page.

6-1

Table of Contents

Default Chapter4
- How to Use this Manual4
- Model Indication4
- Important Information8
Specifications16
- Symbols16
- Table of Contents18
- General Information20
Periodic Check and Adjustment16
- Chapter 122
  - Serial Number22
  - Starting Serial Numbers22
Identification22
Safety While Working24
- Fire Prevention24
- Ventilation24
- Self-Protection24
- Oils, Greases and Sealing Fluids24
- Good Working Practices26
- Disassembly and Assembly28
Special Tools30
- Measuring30
- Removing and Installing34
Fonctionnement45
- General Specifications (F8Cmh/F8Mh)48
- General Specifications (F8Cw)52
- Maintenance Specifications56
- Power Unit56
- Electrical64
- Outboard Dimensions (F6Amh, F6Bmh, F8Cmh)68
- Outboard Dimensions (F6Amh/F6Mh, F8Cmh/F8Mh)72
- Outboard Dimensions (F8Cw)76
- Bracket Dimensions80
- Specified Torques82
- Tightening Torques82
- General Torques86
- Periodic Check and Adjustment88
- Chapter 390
Maintenance Interval Chart90
Top Cowling94
- Checking the Water Drain Hole94
- Checking the Top Cowling Fit94
Fuel System96
- Checking the Fuel Line96
Control System98
- Adjusting the Shift Control Cable (Long Handle of F6Amh/F6Mh, F8Cmh/F8Mh)98
- Adjusting the Shift Control Cable (F8Cw)100
- Adjusting the Throttle Control Cables (F6Amh/F6Mh, F6Bmh, F8Cmh/F8Mh)102
- Adjusting the Throttle Control Cable (F8Cw)104
- Adjusting the Throttle Axle Link (F6Amh/F6Mh, F6Bmh, F8Cmh/F8Mh)106
- Adjusting the Throttle Axle Link (F8Cw)108
- Adjusting the Engine Idling Speed110
- Exhaust Gas Control Procedures112
- Adjusting the Start-In-Gear Protection Device116
- Checking the Engine Oil Level118
- Replacing the Engine Oil118
Power Unit118
- Adjusting the Valve Clearance120
- Measuring the Compression Pressure124
- Checking the Ignition Timing126
- Checking the Timing Belt128
Power Unit/Cooling System128
- Checking the Cooling Water Discharge128
Lower Unit130
- Changing and Checking the Gear Oil Level130
- Checking the Lower Unit (for Air Leaks)132
General134
- Checking the Anode134
- Checking the Battery134
- Checking the Spark Plugs136
- Lubrication Points140
- Chapter 4148
Fuel Joint, Fuel Filter and Fuel Pump148
Intake System154
- Removing/Installing the Intake System (F6Amh/F6Mh, F6Bmh, F8Cmh/F8Mh)154
Fuel Enrichment Solenoid (F8Cw)172
- Disassembling/Assembling the Fuel Enrichment Solenoid172
- Adjusting the Fuel Enrichment Solenoid174
- Assembling the Fuel Enrichment Solenoid174
- D'etancheite179
Bracket Unit362
- Removing/Installing the Steering Handle366
- Adjusting the Shift Cable374
- Adjusting the Throttle Control Cables374
- Disassembling/Assembling the Steering Handle376
- Removing/Installing the Shift Lever390
- Removing/Installing the Bottom Cowling (F6Mh, F8Mh)402
- Removing/Installing the Upper Case406
- Installing the Lower Mount408
- Disassembling/Assembling the Upper Case410
- Installing the Muffler414
- Removing/Installing the Swivel and Steering Bracket416
- Removing/Installing the Clamp Bracket418
- Installing the Clamp Bracket Plate422
- Disassembling/Assembling the Swivel Bracket424
Electrical System428
- Electrical Components432
- Top View and Left Side View432
- Details of the Wiring Harness Connection434
- Electrical Components434
- Top View, Front View and Left Side View436
- Electrical Components (F8Cw)440
- Digital Circuit Tester444
- Electrical Components Analysis444
- Measuring the Peak Voltage444
- Peak Voltage Adaptor444
- Ignition System448
- Checking the Ignition Spark Gap450
- Checking the Spark Plug Caps and Ignition Coil450
- Checking the Charge Coil454
- Checking the Pulser Coil454
- Checking the CDI Unit456
- Ignition Control System458
- Checking the Engine Stop Switch460
- Checking the Main Switch (F8Cw)460
- Checking Emergency Signal Light462
- Checking the Oil Pressure Switch462
- Starting System (F8Cw)464
- Checking the Fuel Enrichment Solenoid466
- Checking the Main Switch466
- Checking the Starter Relay466
- Checking the Wire Connections468
- Checking the Wire Harness468
- Disassembling/Assembling the Starter Motor470
- Checking the Armature474
- Removing the Pinion474
- Checking the Brush Holder476
- Charging System478
- Charging System (F8Cw)482
- Checking the Lighting Coil484
- Checking the Rectifier and Rectifier/Regulator486
Trouble Analysis488
- Trouble Shooting for Peak Voltage498
- Wiring Diagram504

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