Remove/install hydraulic engine brake unit

AR14.15-W-1001MD

Remove/install hydraulic engine brake unit

24.3.15

ENGINE

936.9 in MODEL 963, 964

Modification notes

23.3.15

Schraube hydraulische Motorbremseinheit an Zylinderkopf

MOTOR 934.9, 936.9

BA14.15-N-1002-01G

1

Exhaust camshaft

3

Fit bolts

5

Sealing ring

2

Intake camshaft

4

Engine brake unit

 Danger !

Risk of injury caused by body parts being pinched or crushed as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure with the safety strut.

AS60.80-Z-0001-01A



Notes on avoiding damage through contamination and foreign objects

AH00.00-N-5000-01H



Notes on tilting the cab

AH60.80-N-0003-01A



Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

 

Remove/install

1

Tilt cab

2

Remove cylinder head cover

AR01.20-W-5014MD

3

Remove rocker arm assembly

AR05.00-W-5521MD

4

Remove exhaust camshaft (1)

AR05.20-W-6992MD

 If necessary also check intake camshaft bearing halves (2) by means of a visual inspection for wear, score marks or scratches.
If there is a strongly visible or clearly perceptible wear as well as score marks or scratches then the camshaft bearing halves () must be replaced.

5

Remove fit bolt (3) for the effected engine brake unit (4)

 Bolt, hydraulic engine brake unit to cylinder head

*BA14.15-N-1002-01G

6

Remove engine brake unit (4)

 Installation: Check engine brake unit (4) for wear and damage; replace if necessary.

7

Remove sealing ring (5) for engine brake unit (4)

 Installation: Replace sealing ring (5).

8

Install in the reverse order

 Engine brake, general

Number

Designation

ENGINE 934.9, 936.9

BA14.15-N-1002-01G

Bolt, hydraulic engine brake unit to cylinder head

M8x1.5

Stage 1

Nm

20

Stage 2

°

90