Disassembling and assembling gearbox

911 Carrera 4 Manual Transmission, Controls, Case

No.

Designation

Removal

Installation

1

Hex bolt

2

Tighten to 10 Nm (7 ftlb) torque

2

Washer

2

3

Tensioning plate

1

4

Eccentric bushing

1

Adjust

5

Sealing ring

1

Renew

6

Coil spring

1

7

Locking bushing

1

8

Hex nut

8

Tighten to 23 Nm (17 ftlb) torque

9

Washer

7

10

Holder

1

11

Transfer box

1

12

Gasket

1

Renew

13

Press, plate with bearing

1

14

Inner plate*

7

Oil lightly, install in correct position

15

Outer plate (1.3 mm thick)*

6

Oil lightly

16

Circlip

1

Install in correct position between 3rd and 4th inner plates

17

Sun wheel

1

18

Planet wheel carrier

1

19

Snap ring

1

Remove through assembly holes in clutch sleeve

20

Clutch sleeve

1

21

Snap ring

1

22

Snap ring

1

* From 1991 model on, determine thickness of plate cluster and adjust counter-bearing screw (see Page 34-8a).

Note when:

No.

Description

Qty.

Removing

Installing

23

Lock nut

1

Remove using Special

Tighten with 240 Nm

Tools 9275, 9276 and 9280

(177 ft.lb.), notch collar

to secure

24

Driving carrier with hollow

1

gear

25

Circlip

X

Make a note of the thick

Determine thickness

ness for refitting

again if necessary.

Select the thickest

possible ring which may

be used

26

Inner bearing race

1

Remove using Special

Heat up to approx.

Tools 9294 and 9278

120 °C (248 °F)

27

Four-point bearing

1

28

Inner bearing race

1

Undo lock nut and pull

Heat up to approx.

out using suitable two-

120 °C (248 °F)

claw puller

29

Lock nut

1

Remove using Special

Tighten with 300 Nm

Tools 9276 and 9277

(221 ft.lb.), notch collar

to secure

30

Bearing carrier

1

31

Shim "S"

X

Make a note of the thick

Determine again if

ness for refitting

necessary (refer to

Page 35 - 25)

32

Transmission

1

911 Carrera 4 Manual Transmission, Controls, Case

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