TOHATSU MFS 8B Service Manual page 8

6) Inspection of Plunger and Oil Strainer ............ 5-19
7) Flywheel and Electrical Components ............... 5-19
8) Removing Timing Belt and Pulley .................. 5-21
9) Inspection of Timing Belt .............................. 5-22
10) Installation of Pulley and Timing Belt ............... 5-22
11) Removing Cylinder Head .............................. 5-25
12) Inspection of Valve Spring ........................... 5-27
13) Inspection of Valve ....................................... 5-27
14) Inspection of Valve Guide .............................. 5-27
15) Inspection of Valve Seat .............................. 5-28
16) Correction of Valve Seat .............................. 5-29
17) Inspection of Rocker Arm and Rocker
Arm Shaft ................................................
18) Inspection of Cam Shaft .............................. 5-32
19) Inspection of Cylinder Head ........................... 5-33
20) Inspection of Oil Pump ................................. 5-33
21) Installation of Valves .................................... 5-34
22) Installation of Cam Shaft .............................. 5-35
23) Installation of Rocker Arm Shaft ..................... 5-36
24) Installation of Oil Pump ................................. 5-36
25) Installation of Cylinder Head ........................ 5-37
26) Disassembly of Cylinder Block ........................ 5-38
27) Inspection of Piston Outer Diameter ............... 5-39
28) Inspection of Cylinder Inner Diameter ............ 5-40
29) Inspection of Piston Clearance ..................... 5-40
30) Inspection of Piston Ring Side Clearance ............... 5-40
31) Inspection of Piston Rings ........................... 5-41
32) Inspection of Piston Pins .............................. 5-41
33) Inspection of Connecting Rod Small
End Inner Diameter .................................... 5-42
34) Inspection of Connecting Rod Big End
Side Clearance .......................................... 5-42
35) Inspection of Crank Shaft .............................. 5-42
36) Inspection of Crank Pin Oil Clearance ............ 5-44
37) Inspection of Crankshaft Main Journal
Oil Clearance ............................................. 5-45
38) Inner Diameter of Cylinder/Crank Case
Bearing Holder (Inner Diameter Code) ............... 5-46
39) Thickness of Metal Bearing
(Color of Inner Diameter Code) ..................... 5-46
40) Assembling Piston and Connecting Rod ............... 5-47
41) Assembling Cylinder Block ........................... 5-48
42) Assembling of Power Unit .............................. 5-50
43) Installation of Electrical Components ............... 5-51
44) Installation of Starter Motor
(Electric Start Model) .................................... 5-53
45) Installation of Flywheel ................................. 5-55
46) Installation of Recoil Starter ........................... 5-55
47) Installation of Intake Manifold ........................ 5-56
48) Installation of Plunger and Oil Strainer ............ 5-58
49) Installation of Power Unit .............................. 5-58
50) Removing Recoil Starter .............................. 5-59
51) Disassembly of Recoil Starter
52) Inspection of Recoil Starter ........................... 5-60
53) Assembling of Recoil Starter ........................ 5-60
Drive Shaft Housing .......................................... 6-3
Gear Case ...................................................... 6-4
1) Draining Gear Oil ....................................... 6-8
vi
5-31
..................... 5-59
6-2
6-3
6-8
2) Removing Propeller .................................... 6-8
3) Removing Lower Unit ................................. 6-9
4) Disassembly of Water Pump ........................ 6-9
5) Inspection of Water Pump ........................... 6-10
6) Removing Clutch Cam and Cam Rod .................. 6-10
7) Disassembly of Clutch Cam and Cam Rod ............... 6-11
8) Inspection of Cam Rod and Clutch Cam ............... 6-11
9) Assembly of Cam Rod and Clutch Cam ............... 6-11
10) Removing Pump Case (Lower) ........................ 6-11
11) Disassembly of Pump Case (Lower) ............... 6-11
12) Assembly of Pump Case (Lower) .................. 6-12
13) Removing Propeller Shaft Housing Ass'y ............... 6-12
14) Disassembly of Propeller Shaft Ass'y ............... 6-12
15) Inspection of Propeller Shaft ........................ 6-13
16) Assembly of Propeller Shaft Ass'y .................. 6-13
17) Disassembly of Propeller Shaft Housing .................. 6-13
18) Inspection of Propeller Shaft Housing .................. 6-14
19) Assembly of Propeller Shaft Housing .................. 6-14
20) Removing Drive Shaft ................................. 6-15
21) Inspection of Drive Shaft .............................. 6-15
22) Removing forward (A) gear and bearing ...............
23) Inspection of Pinion (B) Gear and
Forward (A) Gear ....................................... 6-16
24) Disassembly of Gear Case ........................... 6-17
25) Inspection of Gear Case .............................. 6-17
26) Assembly of Gear Case .............................. 6-18
27) Installation of Forward (A) Gear ..................... 6-20
28) Installation of Pinion (B) Gear ........................ 6-20
29) Measurement of pinion (B) gear
backlash and selection of shims ..................... 6-21
30) Assembly of Propeller Shaft Housing ............... 6-23
31) Reassembly of Pump Case (Lower) ............... 6-24
32) Assembly of Water Pump .............................. 6-24
33) Installation of Lower Unit .............................. 6-26
Drive Shaft Housing .......................................... 7-2
Clamp Bracket (For MF & EF Models) ..................... 7-3
Clamp Bracket (For EP Model) .............................. 7-5
Tiller Handle ................................................... 7-8
Bottom Cowl ................................................... 7-9
Shift ............................................................... 7-10
Remote Control Parts ....................................... 7-11
1) Inspection of Throttle Cable ........................... 7-12
2) Installation of Tiller Handle ........................... 7-12
3) Adjustment of Co-pilot Plate ........................ 7-13
4) Removing Drive Shaft Housing ..................... 7-14
5) Disassembly of Drive Shaft Housing ............... 7-15
6) Assembly of Drive Shaft Housing .................. 7-17
7) Installation of Drive Shaft Housing Ass'y ............ 7-18
8) Removing Steering Shaft .............................. 7-19
9) Installing Steering Shaft .............................. 7-20
10) Disassembling Clamp Bracket
(EP Model) ................................................ 7-21
11) Assembling of Clamp Bracket
(EP Model) ................................................ 7-22
12) Disassembling Clamp Bracket
(MF & EF Models) ....................................... 7-23
13) Assembling of Clamp Bracket
(MF & EF Models) ....................................... 7-24
6-16
7-2
7-12
4st 8/9.8 2016