Remove/install pressure limiting valve at air controller unit of the exhaust aftertreatment system

AR14.40-B-2016B

Remove/install pressure limiting valve at air controller unit of the exhaust aftertreatment system

01.02.2019

Engine

457.9 in model 382.15, 634.0

with code MS5 (Euro V)

Modification notes

12.12.2018

Compressed air connection system "VOSS 232"

BA00.18-B-1002-01A

Represented on vehicle 382.154

1

Compressed air inlet

2

Compressed air outlet

3

Connection bolt

4

Connection bolt

5

Fastening bolt

6

Pressure limiting valve with quick discharge (33.03)

 

Remove/install

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Notes on compressed air connection systems

AH00.18-N-0001-01A

1

Removing the compressed air inlet line (1)


After turn off the engine, the compressed air continues flowing through some compressed air lines for approximately 3 min.
Therefore, start working on the compressed air control unit, after this time.

 Firstly, slacken the connection screw (4) in two turns to release the pressure of the system and then remove it completely.

 Compressed air connection system "VOSS 232"

*BA00.18-B-1002-01A

2

Removing the compressed air outlet line (2)

 Firstly, slacken the connection screw (3) in two turns to release the pressure of the system and then remove it completely.

 Compressed air connection system "VOSS 232"

*BA00.18-B-1002-01A

3

Remove the pressure limiting solenoid valve (6), unscrewing the fastening screws (5)

 .Pressure limiting valve on support

*BA14.40-B-1019-02C

4

Install in reverse order

5

Charge the compressed air system to service pressure

 Compressed air piping

Number

Designation

Model all (BUS, TRUCK)

BA00.18-B-1002-01A

Compressed air connection system "VOSS 232"

M16

Nm

14

M14

Nm

14

M22

Nm

14

 Exhaust gas after-treatment

Number

Designation

Engine 457.9; 460.984 except Liquid Only

BA14.40-B-1019-02C

Pressure limiting valve on support

M8

Nm

20