How To Use This Manual; Manual Format - SELVA MARINE Blue Whale 250 EFI Service Manual

GEN
INFO

How to use this manual

Manual format

The format of this manual has been designed to make service procedures clear and easy to under-
stand. Use the information below as a guide for effective and quality service.
• Parts are shown and detailed in an exploded diagram and are listed in the component list (see 1
in the figure below for an example page).
• The component list consists of part names and quantities, as well as bolt and screw dimensions
(see 2 in the figure below).
• Symbols are used to indicate important aspects of a procedure, such as the grade of lubricant and
lubrication point (see 3 in the figure below).
• Tightening torque specifications are provided in the exploded diagrams (see 4 in the figure below
for an example), and in the related detailed instructions. Some torque specifications are listed in
stages as torque figures or angles in degrees.
• Separate procedures and illustrations are used to explain the details of removal, checking, and
installation where necessary (see 5 in the figure below for an example page).
NOTE:
For troubleshooting procedures, see Chapter 9, "Troubleshooting."
LOWR
Lower unit
Lower unit
No. Part name
1 Lower unit
2 Plastic tie
3 Hose
4 Check screw
5 Gasket
6 Dowel pin
7 Bolt
8 Drain screw
9 Grommet
10 Bolt
11 Bolt
12 Thrust washer
13 Propeller
14 Washer
15 Washer
16 Cotter pin
17 Propeller nut
18 Trim tab
6-5
2
1-1
General information
3
4
Q'ty Remarks
1
1
Not reusable
1
1
2
Not reusable
2
4 M10 40 mm
1
1
1 M10 45 mm
1 M8 60 mm
1
1
1
1
1
Not reusable
1
1
5
1
LOWR
Lower unit
Removing the drive shaft
1. Remove the drive shaft assembly and
pinion, and then pull out the forward
gear.
Drive shaft holder 4 1: 90890-06518
Pinion nut holder 2:
New: 90890-06715
Current: 90890-06505
Disassembling the drive shaft
1. Install the pinion nut 1, tighten it finger
tight, and then remove the drive shaft
bearing 2 using a press.
CAUTION:
• Do not press the drive shaft threads a
directly.
• Do not reuse the bearing, always
replace it with a new one.
Bearing inner race attachment 3:
62Y5A11
90890-06639
Disassembling the forward gear
1. Remove the taper roller bearing from the
forward gear using a press.
6-19
1
2
CAUTION:
Do not reuse the bearing, always replace
S68S6360J
it with a new one.
Bearing separator 1: 90890-06534
2. Remove the needle bearing from the for-
ward gear.
CAUTION:
Do not reuse the bearing, always replace
it with a new one.
Stopper guide plate 2: 90890-06501
Stopper guide stand 3:
90890-06538
Bearing puller 4: 90890-06535
Bearing puller claw 1 5:
90890-06536
1
S62Y6740K
62Y5A11
6P23H11