TOHATSU MFS 4 Service Manual

6
6
Lower Unit
1. Special Tools ……………………………… 6-2
2. Parts Layout ……………………………… 6-3
Drive Shaft Housing…………………………… 6-4
3. Inspection Item …………………………… 6-8
1) Draining Gear Oi ………………………… 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 … 6-11
7) Disassembly of Propeller Shaft Housing … 6-12
8) Inspection of Propeller Shaft Housing… 6-12
9) Assembly of Propeller Shaft Housing … 6-13
10) Removing Drive Shaft ………………… 6-13
11) Disassembly of Propeller Shaft Ass'y … 6-14
12) Inspection of Propeller Shaft…………… 6-14
13) Assembly of Propeller Shaft Ass'y …… 6-14
14)
Removing Clutch Cam and Cam Rod … 6-15
15) Disassembly of Clutch Cam and Cam Rod … 6-15
16) Inspection of Clutch Cam and Cam Rod … 6-15
17) Assembly of Clutch Cam and Cam Rod … 6-16
18) Removing Pump Case (Lower) ……… 6-16
19) Disassembly of Pump Case (Lower) … 6-16
20) Assembly of Pump Case (Lower) …… 6-16
21) Inspection of Drive Shaft ……………… 6-17
22) Inspection of Pinion (B) Gear and
Forward (A) Gea ………………………… 6-17
23) Disassembly of Gear Case …………… 6-18
24) Inspection of Gear Case ……………… 6-19
25) Assembly of Gear Case………………… 6-19
26) Installation of Forward Gear and
Pinion Gear (A and B Gears) ………… 6-20
27) Reassembly of Pump Case (Lower) … 6-20
28)
Installation of Clutch Cam and Cam Rod … 6-20
29)
Determination of forward (A) gear backlash … 6-21
30) Installation of Water Pump …………… 6-23
31) Installation of Propeller Shaft Housing … 6-24
32) Filling with Gear Oil …………………… 6-25
33) Installation of Lower Unit ……………… 6-25
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TOHATSU MFS 4 Specifications

General

Brand	TOHATSU
Model	MFS 4
Category	Outboard Motor
Language	English