Tohatsu MFS 4/5/6B,C Outboard Motor Service Workshop Manual

Workshop Service and Repair Manual for the Tohatsu MFS 4/5/6B,C outboard engines. This full workshop manual set covers every component, service and repair procedure in full Tohatsu factory specification with clear concise step by step photographs and technical drawings for the complete motor with torque setting values throughout for fasteners and reassembly, below is an exhaustive list of the items covered within this set.

This is the most comprehensive service manual set available as used by marine engineers and boatyards the world over.

TOHATSU MFS 4/5/6B,C OUTBOARD MOTOR SERVICE MANUAL

1SERVICE INFORMATION
1 Identification (Engine Serial Number)
2 Securing of work safety
3 Tools and Instruments
4 Pre-delivery Inspection
5 Break-in Operation
6 Test Run
7 Checks After Test Run

2.SERVICE DATA
1 Outline Dimensions
2 Engine Lubrication System Diagram
3 Cooling Water System Diagram
4 Specifications
5 Maintenance Data
6 Tightening Torque Data
7 Sealant Application Locations

3.MAINTENANCE
1 Special Tool
2 Inspection Schedule
3 Inspection Items

4.FUEL SYSTEM
1. Special Tools
2. Parts Layout
3. Carburetor Inner Passages
4. Inspection Items

5.POWER UNIT
1 Special Tools
2 Parts Layout
3 Inspection Items

6.LOWER UNIT
1 Special Tools
2 Parts Layout
3 Inspection Items

7.BRACKET
1. Parts Layout
2. Disassembling and Assembling Procedure

8.ELECTRICAL SYSTEM
1 Special Tools
2 Ignition System, Ignition Control System

9.TROUBLESHOOTING
1. Troubleshooting List
2. Power Unit
1 Engine will not start or is a little hard to start. (Recoil starter operates normally.)
2 Engine starts but stalls soon.
3 Idle engine speed will not stabilize.
4 Rough acceleration.
5 Gear shifting cannot be made normally.

10.WIRING DIAGRAM
1 Wiring Chart
11. C Model Service Information
1. Specification Service Data
2. Parts Layout
3. Difference item