Remove/install park pawl mechanism

AR27.60-S-0950E

Remove/install park pawl mechanism

17.02.2016

Model

447 with engine 651 with transmission 722.9

Model

447, 448 with engine 274 with transmission 722.9

1

Transmission housing

81

Range selector lever

81d

Sealing ring

82

Detent plate

82s

Screw

83

Park detent

83f

Spring

84

Pilot bushing

84s

Screw plug

85

Bearing bolt

85s

Screw plug

 

Remove/install

1

Remove transmission

AR27.10-S-0500E

2

Fasten transmission on assembly stand

AR27.10-S-0600-01E

 Assembly stand

*116589065900

 Mounting plate

*140589346300

3

Remove electrohydraulic controller unit

AR27.19-S-0200E

4

Detach rear engine support

Model 447 with engine 651 with transmission 722.9
except code ZG2 (Permanent all-wheel drive)
Model 447, 448 with engine 274 with transmission 722.9

AR22.10-S-4360E

5

Remove bolt (82s)

 Bolt, detent plate to range selector lever

*BA27.40-N-1004-01I

6

Remove range selector lever (81)

 Installation: Check sealing ring (81d) for damage, replace as per findings.

7

Remove detent plate (82) with tapered rod

8

Remove screw plug (85s)

 Screw plug, bearing bolt of park detent

*BA27.40-N-1010-01I

9

Remove bearing pin (85)

 Pull out the bearing pin (85) using a bar magnet.

10

Remove screw plug (84s)

 Screw plug, pilot bushing of park pawl mechanism

*BA27.40-N-1009-01I

11

Remove pilot bushing (84)

 To do so, press the park detent (83) as far as possible against the spring (83f) and pull out the pilot bushing (84) using a bar magnet.

12

Remove park detent (83) together with spring (83f)

 Installation: Press spring (83f) onto stud (arrow) of park detent (83) and install both components in transmission housing (1).

13

Install in the reverse order

 Housing

Number

Designation

Transmission 722.9

BA27.40-N-1004-01I

Bolt, detent plate to range selector lever

Nm

8

 Housing

Number

Designation

Transmission 722.9

BA27.40-N-1009-01I

Screw plug, pilot bushing of park pawl mechanism

Nm

70

 Housing

Number

Designation

Transmission 722.9

BA27.40-N-1010-01I

Screw plug, bearing bolt of park detent

Nm

22