Disassembling/assembling the engine brake flap adjusting cylinder

AR14.15-B-6502A

Disassembling/assembling the engine brake flap adjusting cylinder

12.02.16



Disassembling and assembling

1

Remove the stop (pad) (1) of the cylinder body eyelet (2) and secure it in a vise

2

Place a block and screw-on a nut on the piston rod (3), pressing the spring plate (6) and the spring (7)

3

Remove the retaining ring (5)

4

Unscrew the nut screwed-on the rod and remove, the nut, the block, the spring plate (6), the pressure spring (7) and the piston (3)

5

Remove the packing-ring (4) from the piston (3)



Clean

6

Clean the components and check the parts for wear

Utilize an adequate product for the cleaning of the rubber and plastic made components, as otherwise they may get damaged.

The repair kit parts are to be replaced whenever a disassembly occurs.

7

Assemble in reverse order



Testing

8

Connect the testing case hose to the connection (1) of the engine-brake cylinder

Knorr engine-brake cylinder.



*360589002100

9

Apply 10 bar in the connection 1 and check for possible leaks

To check for leaks, apply neutral soap foam around the cylinder.

If there are leaks, replace the damaged components, with a separate invoice.

10

Apply 5 bar in the connection 1 and check the operation of the rod

The displacement of the rod is to be continuous and without intermittent strikes.

11

Detach the test case hose (1)