GB
6
Lower Unit
1. Special Tools …………………………… 6-2
2. Parts Layout……………………………… 6-4
Gear Case……………………………………… 6-6
Drive Shaft Housing ………………………… 6-10
3. Inspection Items …………………… 6-12
1) Draining Gear Oil ……………………… 6-12
2) Removing Propeller …………………… 6-12
3) Removing Lower Unit…………………… 6-14
4) Disassembling Cam Rod ……………… 6-14
5) Inspection of Cam Rod and
Clutch Cam ……………………………… 6-16
6) Assembly of Cam Rod and
Clutch Cam ……………………………… 6-16
7) Removing of Water Pump……………… 6-16
8) Inspection of Water Pump……………… 6-18
9) Removing Pump Case (Lower) ……… 6-18
10) Disassembly of Pump Case (Lower) … 6-18
11) Assembly of Pump Case (Lower) …… 6-18
12)
Removing Propeller Shaft Housing Ass'y
…
6-20
13) Disassembly of Propeller Shaft Ass'y … 6-20
14) Inspection of Propeller Shaft…………… 6-20
15) Assembly of Propeller Shaft Ass'y …… 6-22
16)
Disassembly of Propeller Shaft Housing
…
6-23
17) Inspection of Propeller Shaft Housing… 6-24
18) Assembly of Propeller Shaft Housing … 6-26
19) Removing Drive Shaft ………………… 6-28
20) Disassembly of Drive Shaft …………… 6-28
21) Inspection of Drive Shaft ……………… 6-28
22) Assembly of Drive Shaft ……………… 6-30
23) Removing Forward (A) Gear…………… 6-30
24) Inspection of Pinion (B) Gear and
Forward (A) Gear ……………………… 6-32
25) Assembly of Forward (A) Gear………… 6-32
26) Disassembly of Gear Case …………… 6-32
27) Inspection of Gear Case ……………… 6-34
28) Assembly of Gear Case………………… 6-34
29) Installation of Pinion (B) Gear ………… 6-40
30) Measurement of Back Lash between
Forward (A) and Pinion (B) gears and Shim
Selection ………………………………… 6-42
31) Assembly of Propeller Shaft Housing … 6-46
32) Assembly of Water Pump ……………… 6-48
33) Attaching of Clutch Cam Ass'y ………… 6-50
34) Installation of Lower Unit ……………… 6-52
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