Table of Contents
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About this manual
Composition and use of this manual
This service manual is designed so that service persons are able to perform repairs correctly.
Understand the following matters well for efficient service and repair.
1 Each chapter begins with the introduction of special tools that are used for the work described.
2 Parts that are serviced in each chapter and their details are presented by using a component composition
diagram.
3 Fastening torques are described in the component composition diagram. In the body text are critical
points of the applicable work.
4 Pictograms indicate that there is an important work instruction for the relevant parts. It also shows the type
of lubricant and its application point(s).
5 The component composition diagrams describe the names of the parts, the number of pieces of the parts
used, size of fasteners and special notes.
6 Specific works are described in detail by using illustrations and adding advice on the work.
①
Lower Unit
1. Special Tools
Thickness Gauge
Propeller Shaft Housing Puller Ass'y
Spring Pin Tool A (¿3.5)
Spring Pin Tool B (¿3.5)
P/N. 353-72251-0
P/N. 353-72252-0
P/N. 3 9-72217-0
Removing propeller shaft
Measuring gaps
Removing spring pin
housing
¿100 x ¿79.5 x ¿51.5 x ¿ 1.5
Bevel Gear Bearing Puller Ass'y
Slide Hammer Kit
Center Plate
P/N. 3B7-72755-0
P/N. 3AC-99080-0
P/N. 3AC-99701-0
Removing forward (A) gear bearing
Removing forward (A) gear
Removing or installing propeller
Used in combination with center
outer race
bearing outer race
shaft housing bearing
place and various attachments
Universal Puller Plate
Bevel Gear B Nut Wrench
Drive Shaft Socket
Backlash Measuring Tool A Kit
P/N. 3AC-99750-0
P/N. 3B7-72231-0
P/N. 3B7-72232-0
Removing reverse (C) gear
Removing or attaching pinion
Removing or attaching pinion
Measuring backlash between forward
bearing
(B) gear nut
(B) gear nut
(A) gear and pinion (B) gear
Shimming Gauge
Backlash Measuring Tool Kit
Needle Bearing Puller Kit
Bevel Gear Bearing Install Tool
P/N. 3B7-72250-0
P/N. 3B7-72255-0
P/N. 3B7-72700-0
Adjusting pinion (B) gear
Measuring backlash between pinion
Removing or attaching gear case and
Installing forward (A) gear
height
(B) gear and reverse (C) gear
propeller shaft housing needle bearing
-2
ii
P/N. 3 9-72218-0
Installing spring pin
Lower Unit
2. Parts Layout
Gear Case (Drive Shaft)
Driver Rod
P/N. 3AC-99702-0
GEAR
GEAR
GEAR
GEAR
GEAR
OBM
OBM
OBM
GEAR
OBM
G17
G17
G17
OBM
OBM
OBM
OBM
OBM
OBM
OBM
OBM
P/N. 3B7-72234-0
GEAR
GEAR
GEAR
OBM
OBM
OBM
OBM
OBM
OBM
OBM
OBM
OBM
OBM
OBM
OBM
P/N. 3B7-72719-0
bearing
TLDI MD75/90C2 2010
OBM
OBM
OBM
1342
OBM
1342
-4
②
④
P/L Fig. 15
Ref.
Description
Q'ty
No.
1
Gear Case Ass'y
1
2
Needle Bearing 28. -38.1-3
1
3
Oil Plug Water Plug M8P1.25
2
4
Gasket 8.1-15-1
2
OBM
OBM
OBM
5
Plate Gear Case
1
OBM
Screw
3
7
Hole Plug Gear Case
1
8
Water Plug M10P1.25
1
9
Gasket 10.1-15-1
1
10
Nipple -1/8
1
11
Bevel Gear B
1
12-1
Shim 52- 0.5-0.3
A
12-2
Shim 52- 0.5-0.15
A
12-3
Shim 52- 0.5-0.1
A
13
Nut Bevel Gear B M1 -P1.5
1
14-1
Drive Shaft L
1
14-2
Drive Shaft UL
1
GEAR
GEAR
15
Tapered Roller Bearing 050
1
GEAR
1
Ball Bearing 1 007
1
17
Spring Drive Shaft
1
18
Guide Drive Shaft Spring
1
19
Wave Washer d=47.2
1
20
Impeller Water Pump
1
OBM
OBM
OBM
21
Key Water Pump Impeller
1
OBM
22
Water Pump Case
1
23
Liner Water Pump Case
1
24
Lower Seal Rubber Water Pipe
1
GEAR
GEAR
GEAR
25
Pump Case Lower
1
2
Oil Seal 22-42-7
2
OBM
OBM
OBM
27
Shim 35-41. 9-0.5
1
OBM
28
O-Ring 3.1-54.4
1
29
Dowel Pin 4-10
2
30
Seal Water Pump Case
1
31
Guide Plate Water Pump
1
32
Gasket Pump Guide Plate
1
33
Bolt
4
34
Washer
4
35
Water Strainer Set
1
OBM
OBM
OBM
3
Screw
1
OBM
37
Nylon Nut
1
38
Clutch Cam
1
39-1
Cam Rod L
1
39-2
Cam Rod UL
1
1342
40
Spring Pin 3.5-10
1
1342
41
Bushing Cam Rod
1
42
O-Ring 1.9- .8
2
43
O-Ring 3.5-27.7
1
44
Joint Shift Rod
1
45
Spring Pin 3.5-1
2
4
Stopper Drive Shaft Housing
1
47
Bolt
1
48
Bolt M8-35
4
49
Washer
4
50-1
Bolt M10-40
3
50-2
Bolt M10-40
2
51-1
Hose
1
GEAR
51-2
Hose
1
52
Nipple -
1
GEAR
GEAR
GEAR
53
Band Lead Wire L
=
100
2
OBM
54-1
Water Pipe L
1
OBM
OBM
OBM
54-2
Water Pipe UL
1
G17
55
Upper Seal Rubber Water Pipe
1
5
Collar 18-20-4.5
1
G17
G17
57
Locking Rubber Water Pipe
1
1342
1342
1342
342
TLDI MD75/90C2 2010
TLDI MD75/90C2 2010
③
⑤
Remarks
o not reuse.
o not reuse.
M L=14mm
o not reuse.
Selection if necessary
for Transom "L"
for Transom "UL"
o not reuse.
o not reuse.
Lower Unit
o not reuse.
6
o not reuse.
12) Disassembly of Propeller Shaft
o not reuse.
M8 L=85mm
Housing Ass'y
M8
1.
Pull out propeller shaft assÕy
.
1
M4 L=45mm
M4
2.
Remove reverse (C) gear by using bladed screw drivers
.
for Transom "L" ¿7
3
for Transom "UL" ¿7
o not reuse.
¿3.5 L=10mm
o not reuse.
o not reuse.
o not reuse.
¿3.5 L=10mm
M L=12mm
M8 L=35mm
M8
M10 L=40mm
Transom "L"
M10 L=40mm
Transom "UL"
for Transom "L"
3.
Check oil seal
for wear and crack.
4
for Transom "UL"
Replace if necessary.
o not reuse.
for transom "L"
for transom "UL"
-5
4.
Remove bearing
.
5
CAUTION
Heat propeller shaft housing by putting it in
the hot water of approximately 60 - 70˚C
(140 - 158˚F), and remove bearing 4.
CAUTION
Be careful not to burn.
Heating of propeller shaft housing can also be
made by using a heat gun or heat lamp.
-1
⑥
1
3
2
4
5
Bearing
o not reuse.
5
TLDI MD75/90C2 2010
TLDI 75/90C2 2010
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Chapters
Table of Contents
Troubleshooting
