TOHATSU MFS 25D Service Manual page 231

1. Special Tools .................................... 6-2
2. Parts Layout .................................... 6-4
Gear Case (Drive Shaft) ........................ 6-4
Gear Case (Propeller Shaft) ..................... 6-8
3. Inspection Items .............................. 6-10
1) Draining Gear Oil .............................. 6-10
2) Removal of Propeller ........................ 6-10
3) Removal of Lower Unit ..................... 6-11
4) Removal of Water Pump and Cam Rod ... 6-12
5) Inspection of Water Pump .................. 6-13
6) Inspection of Water Pipe ..................... 6-13
7) Disassembly of Water Pump Case (Lower) ... 6-14
8) Assembly of Water Pump Case (Lower) ... 6-14
9) Disassembly of Cam Rod .................. 6-14
10) Inspection of Clutch Cam .................. 6-15
11) Assembly of Clutch Cam .................. 6-15
12) Removal of Propeller Shaft Housing Assy ... 6-16
13) Disassembly of Propeller Shaft
Housing Assy ................................. 6-16
14) Inspection of Propeller Shaft Housing ... 6-18
15) Assembly of Propeller Shaft Housing ... 6-18
16) Disassembly of Propeller Shaft Assy ... 6-21
17) Inspection of Propeller Shaft Assy ...... 6-22
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Lower Unit
18) Assembly of Propeller Shaft Assy ......... 6-23
19) Removal of Bevel Gear Assy A ............ 6-24
20) Disassembly of Bevel Gear Assy A ...... 6-24
21) Inspection of Bevel Gear Assy A ......... 6-25
22) Assembly of Bevel Gear Assy A ......... 6-25
23) Removal of Drive Shaft ..................... 6-26
24) Disassembly of Drive Shaft ............... 6-27
25) Inspection of Drive Shaft ..................... 6-27
26) Inspection of Bevel Gear B .................. 6-28
27) Assembly of Drive Shaft ..................... 6-28
28) Disassembly of Gear Case .................. 6-29
29) Inspection of Gear Case ..................... 6-30
30) Assembly of Gear Case ..................... 6-30
31) Assembly of Bevel Gear B .................. 6-32
32) Bevel Gear B Height Measurement and
Shim Selection ................................. 6-33
33) Backlash Measurement Between Bevel
Gear Assy A and Bevel Gear B and Shim
Selection ....................................... 6-35
34) Installation of Pump Case .................. 6-37
35) Installation of Propeller Shaft Housing Assy ... 6-38
36) Inspection of Gear Case (for Leakage) ... 6-39
37) Installation of Lower Unit .................. 6-40
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