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2-2

SAL70400G2 (4-5.6/70-400 G SSM Ⅱ) (70-400mm F4-5.6 G SSM Ⅱ)

A

A

2

2

1

1

4

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3

3

2

2

3

3

4

4

5

5

6

6 7

1

1

7

8

8

9

9

q;

q;

qa

qa

qs

Note 1:
This lens can disassemble both the
1st lens side and the mount side. 

5

5

8

9

8

1

2

3

2

9

q;

7

7

6

6

Here, the procedure to remove the whole Middle 
Barrel Block is described.
However, in the state that the Middle Barrel Block 
is installed to the unit, an individual part in the block 
can be removed.

4

5

Install the Focus Rubber, 
facing its projection 
side to the eye-piece.

B-10

B-10

B-10

B-40

In the state that the unit is set to 
the TELE end, remove it and install it.

G-85

B-10

B-10

B-10

B-10

G-62

B-10

B-10

G-48

B-10

B-10

A-20

B-10

B-60

G-85

G-48

G-116

G-116

LOCTITE 460 or
the equivalent

Decoration Barrel

Filter Screw Frame

Decoration Barrel

2-1-1

2-1-2

2-1-3

1st Lens Assy

1st Tilt Adjustment
Washers

1st Adjustment Washers

Back Adjustment
Washers

Mount Assy

Preset Lever

Signal
Board

Rear Light
Shield Barrel

Tripod Assy

Main Spring 2

Rear Barrel Assy

Chip (Mount Index)

Main PC Board Assy

Fixed Barrel Assy

Stator (Stator Set)

Nylon Sheet

Resin Ring

Fine Same

Pressurizing Plate

Wave Washer

SSM Retainer
Plate

Bayonet
Screw

Stopper

Middle Barrel Assy

Middle Barrel
Block

Flexible Guide

Rotor (Stator Set)

MF Linkage Barrel B 

Rotary Barrel Assy

AF Linkage Barrel B

Rubber Barrel

MR Sensor Assy

MR Adjustment
Washers

PI Film Tape (No.5413)14x33m
(7x30mm)

Focus Scale Ring Assy

Focus Brush

Main Spring Guide

Focus Rubber

Focus Ring

Function Lever

2-3

SAL70400G2 (4-5.6/70-400 G SSM Ⅱ) (70-400mm F4-5.6 G SSM Ⅱ)

4

3

5

6

7

8

2

1

qf

1

1

3

3

6

6

6

7

7

7

8

q;

qa

q;

q;

8

8

4

9

5

4

4

3

1

qs

qd

G-48

B-10

B-10

B-40

G-116

B-10

G-116

2

B-10

Outer Barrel Assy

Zoom Linkage Barrel

Zoom Ring Assy

Zoom Brush Cover

Zoom Brush

Zoom Rubber

1st Slip Barrel

Protection Belt

3rd Cam Barrel

Light Shield
Sheet

2nd Decoration
Sheet

6th Tilt Washers

6th Adjustment
Washers

2-6th Assy

Straight Barrel

Selection Switch Assy

2-1-4

2-1-5

2-4

Note for assembling and grease applying positions are shown.

SAL70400G2 (4-5.6/70-400 G SSM Ⅱ) (70-400mm F4-5.6 G SSM Ⅱ)

Adhesive Bond (B-10): J-6082-612-A

1.  Apply the adhesive bond (B-10) 50  range wide to the surface against screwing position of the decoration barrel.

 

Decoration Barrel

50

50

Apply the adhesive 
bond (B-10)

2.  Tighten the decoration barrel as far it goes and turn back by one turn to align the positions of screw holes.

 

Tighten the 1st slip barrel so that the end surface of eye-piece side of decoration barrel mates flatly to the flat portion of 1st slip 
barrel.

3.  Tighten one screw.

 

5

1 Tighten as far as it goes.

3

Decoration Barrel

1st Slip Barrel

Decoration Barrel

2 Turn back by about one turn.

Align the positions
of screw holes.

Adjust so that the end surface of eye-piece side 
mates to the flat portion of 1st slip barrel.

End surface of 
eye-piece lens side

Flat portion

1.  Install the 1st lens assy to the unit, aligning the index mark with the character (inscription). Then, fix it with three screws.
2.  Install the decoration barrel to the unit, aligning the index mark with the character (inscription). Then, fix it with three screws.
3.  Install the filter screw frame to the unit, aligning the index mark of unit with the character (inscription) and the positions of hood click 

portion. Then, fix with three screws.

 

Decoration Barrel

Filter Screw Frame

1st Lens Assy

Filter Screw Frame
(Viewed from the objective lens side)

1st Lens Assy
(Viewed from the objective lens side)

Decoration Barrel
(Viewed from the objective lens side)

Index mark

Character 
(Inscription)

Character 
(Inscription)

Character 
(Inscription)

Unit

Hood click portion

(Back side)

Character 
(Inscription)

(Back side)

Character 
(Inscription)

Character (Inscription)

Hood click portion

2-5

SAL70400G2 (4-5.6/70-400 G SSM Ⅱ) (70-400mm F4-5.6 G SSM Ⅱ)

Grease (G-85): J-6082-626-A

1.  Apply the grease to the indicated portion of mount assy.

 

Mount Assy

Mount Assy

Cross section

Inner side

Back side of claw (3 locations) Entrance side

Entrance 
side

Outer side

Entrance side

Entrance side

Apply the grease 
(G-85)

Apply the grease 
(G-85)

Cross section

Adhesive bond (B-10): J-6082-612-A
Grease (G-116): J-6082-628-A

1.  Apply the grease (G-116) to the indicated portion of main spring guide.

 

Main Spring Guide

Apply the grease (G-116)
(Sliding portion of Main Spring 2)

2.  Install the main spring 2 and the main spring guide, and fix them with two screws.
3.  Apply the adhesive bond (B-10) to three indicated locations (heads of two screws, main spring 2, and main spring guide).

 

Main Spring 2

Main Spring Guide

Main Spring Guide

Main Spring 2

Apply the adhesive 
bond (B-10)

Adhesive bond (B-10): J-6082-612-A

1.  Tighten five screws and apply the adhesive bond to the heads of five screws.
2.  After adjusting the aperture diameter, fix the function lever with two screws and apply the adhesive bond (B-10) to the heads of two 

screws.

 

Apply the adhesive 
bond (B-10)

Apply the adhesive 
bond (B-10)

Function Lever