TOHATSU MFS 20C User Manual

6
6
Lower Unit
1. Special Tools ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6-2
2. Parts Layout⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6-4
Gear Case⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6-4
Drive Shaft Housing ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6-5
Drive System & Water Pump ⋯⋯⋯⋯⋯⋯⋯ 6-6
3. Inspection Items ⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6-8
1) Draining Gear Oil ⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ 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 Propeller Shaft Housing Ass'y ⋯ 6-10
7) Disassembly of Propeller Shaft Ass'y ⋯ 6-11
8) Inspection of Propeller Shaft ⋯⋯⋯⋯ 6-11
9) Assembly of Propeller Shaft Ass'y ⋯⋯ 6-11
10) Disassembly of Propeller Shaft Housing ⋯ 6-12
11) Inspection of Propeller Shaft Housing⋯ 6-13
12) Assembly of Propeller Shaft Housing ⋯ 6-14
13) Removing Pump Case (Lower) ⋯⋯⋯ 6-15
14) Disassembly of Pump Case (Lower) ⋯ 6-15
15) Assembly of Pump Case (Lower) ⋯⋯ 6-15
16) Removing Clutch Cam and Cam Rod ⋯ 6-15
17) Disassembly of Clutch Cam and Cam Rod ⋯ 6-15
18) Inspection of Cam Rod and Clutch Cam ⋯ 6-16
19) Assembly of Cam Rod and Clutch Cam ⋯ 6-16
20) Removing Drive Shaft ⋯⋯⋯⋯⋯⋯⋯ 6-16
21) Disassembly of Drive Shaft ⋯⋯⋯⋯⋯ 6-16
22) Inspection of Drive Shaft ⋯⋯⋯⋯⋯⋯ 6-17
23) Removing Forward (A) Gear ⋯⋯⋯⋯ 6-17
24) Inspection of Pinion (B) Gear and
Forward (A) Gear ⋯⋯⋯⋯⋯⋯⋯⋯⋯ 6-18
25) Assembly of Forward (A) Gear⋯⋯⋯⋯ 6-18
26) Assembly of Drive Shaft ⋯⋯⋯⋯⋯⋯ 6-18
27) Disassembly of Gear Case ⋯⋯⋯⋯⋯ 6-19
28) Inspection of Gear Case ⋯⋯⋯⋯⋯⋯ 6-20
29) Assembly of Lower Unit⋯⋯⋯⋯⋯⋯⋯ 6-20
30) Assembly of Gear Case ⋯⋯⋯⋯⋯⋯ 6-20
31) Installation of Pinion (B) Gear ⋯⋯⋯⋯ 6-23
32) Determination of Forward (A) Gear Backlash ⋯ 6-24
33) Reassembly of Pinion (B) Gear Nut ⋯ 6-26
34) Assembly of Propeller Shaft Housing ⋯ 6-26
35) Reassembly of Pump Case (Lower) ⋯ 6-27
36) Assembly of Water Pump ⋯⋯⋯⋯⋯⋯ 6-27
37) Installation of Lower Unit ⋯⋯⋯⋯⋯⋯ 6-29
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TOHATSU MFS 20C Specifications

General

Brand	TOHATSU
Model	MFS 20C
Category	Outboard Motor
Language	English