6
6
Lower Unit
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
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