Dismantling and assembling the transfer box housing from 1991 model on

Porsche 964 Differential Lock

590-34

Dismantling and assembling the transfer box housing (from 1991 model on) Printed in Germany - X, 1990

No.

Designation

Removal

Installation

1

Hex nut

1

Seal with Loctite 222 and tighten to 40 Nm (30 ftlb) torque

2

Bearing pin

1

Do not alter the setting of this pin or remove it unless renewing the plates or the front-rear differential lock.

Adjust; see Page 34 - 8b

3

Counter-bearing screw

1

Seal with Loctite 222 and tighten to 80 Nm (59 ftlb) torque

4

Engagement lever

1

Install in correct position

5

Sealing gaiter*

1

Remove from the inside outwards

Oil lightly and press in with a suitable tube (e.g. VW 418 A), making sure that the position is correct

6

Shaft sealing ring

1

Lever out with screwdriver

Press in with special tool 9254, making sure that position is correct

7

Ball sleeve

1

Pull out with a suitable internal-arm puller (e.g. 14-20, manufacturer Schrem)

Press in with special tool 9254, making sure that position is correct

8

Circlip

1

9

Output shaft

1

Press out

Press in

10

Shaft sealing ring

1

Install only after assembly of the output shaft. Oil the sealing lip lightly and press in flush with a suitable tube.

11

Housing

1

* If the sealing gaiter is leaking, always renew the slave cylinder as well.

Dismantling and assembling the transfer box housing (from 1991 model on)

Printed in Germany - X, 1990

911 Carrera 4 Manual Transmission, Controls, Case

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