Remove/install muffler with reduction catalytic converter

AR14.40-B-2019TB

Remove/install muffler with reduction catalytic converter

05.02.2018

Engine

457 in model 958.434/441/443/444/452/453/454

Engine

457.9 in model 934

Engine

457.910 in model 958.431/433/451/471/472/478

Engine

460.984 in model 934, 938

Engine

926 in model 958.203/208/257/258

Engine

926.990 in model 958.207/254/255

Engine

926.992 in model 958.260/264

1

Exhaust pipe

4

Pressure regulator air output pipe

7

Hydraulic jack

2

Front fender

5

Temperature sensor electric connection before the catalyst (B115)

8

Support arm

3

Silencer with catalyst

6

Temperature sensor electric connection after the catalyst (B116)

 Warning

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

Topical note

Notes on tilting the cab

AH60.80-N-0003-01A

 

Remove/install

1

Turn off ignition

2

Tilt the cabin

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

3

Remove the front bumper (2)

 Engines 926.9Partial fixation of the front fender on the support

*BA14.40-B-1026-02B

 Engines 457.9, 460.9Part of the front fender on the support

*BA14.40-B-1026-02C

4

Remove the exhaust pipe (1)

 Engines 926.9Exhaust pipe on silencer

*BA14.40-B-1027-02B

 Engines 457.9, 460.9Exhaust pipe on silencer

*BA14.40-B-1027-02C

5

Support the silencer (3) on the hydraulic jack (7)

 Use appropriate support between the silencer (3) and the hydraulic jack (7).

6

Loosen electrical connections (5) and (6)

7

Remove oil temperature sensor (B115) from the silencer inlet (3)

Engines 457.9, 460.9

AR14.40-B-2011TB

Engines 926.9

AR14.40-B-2011TC

 Only when the silencer (3) is replaced.

8

Remove the temperature sensor (B116) on the silencer output (3)

Engines 457.9, 460.9

AR14.40-B-2012TB

Engines 926.9

AR14.40-B-2012TC

 Only when the silencer (3) is replaced.

9

Remove the NO x sensor assembly and command unit (A113)

Engines 457.9, 460.9

AR14.40-B-2038TB

Engines 926.9

AR14.40-B-2038TC

 Only when the silencer (3) is replaced.

10

Remove the piping (4) from the silencer (3)

11

Remove the silencer fastening plate (3) on holder

12

Remove the support arm (8)

 Engines 926.9Brace on silencer

*BA14.40-B-1029-02B

 Engines 926.9Brace on cross member

*BA14.40-B-1030-02B

 Engines 457.9, 460.9Brace on silencer

*BA14.40-B-1029-02C

 Engines 457.9, 460.9Brace on cross member

*BA14.40-B-1030-02C

13

Remove the silencer (3) from stringer

 Engines 926.9Catalyst on the stringer

*BA14.40-B-1031-02B

 Engines 457.9, 460.9Catalytic converter on the longitudinal member

*BA14.40-B-1031-02C

14

Install on the reverse order

 Exhaust gas after-treatment

Number

Designation

Engine 924.9, 926.9 except Liquid Only

BA14.40-B-1026-02B

Partial fixation of the front fender on the support

Nm

20

 Exhaust gas after-treatment

Number

Designation

Engine 457.9; 460.984 except Liquid Only

BA14.40-B-1026-02C

Part of the front fender on the support

Nm

20

 Exhaust gas after-treatment

Number

Designation

Engine 924.9, 926.9 except Liquid Only

BA14.40-B-1027-02B

Exhaust pipe on silencer

Nm

50

 Exhaust gas after-treatment

Number

Designation

Engine 457.9; 460.984 except Liquid Only

BA14.40-B-1027-02C

Exhaust pipe on silencer

Nm

50

 Exhaust gas after-treatment

Number

Designation

Engine 924.9, 926.9 except Liquid Only

BA14.40-B-1029-02B

Brace on silencer

Nm

150

 Exhaust gas after-treatment

Number

Designation

Engine 457.9; 460.984 except Liquid Only

BA14.40-B-1029-02C

Brace on silencer

Nm

150

 Exhaust gas after-treatment

Number

Designation

Engine 924.9, 926.9 except Liquid Only

BA14.40-B-1030-02B

Brace on cross member

Nm

150

 Exhaust gas after-treatment

Number

Designation

Engine 457.9; 460.984 except Liquid Only

BA14.40-B-1030-02C

Brace on cross member

Nm

150

 Exhaust gas after-treatment

Number

Designation

Engine 924.9, 926.9 except Liquid Only

BA14.40-B-1031-02B

Catalyst on the stringer

Nm

51

 Exhaust gas after-treatment

Number

Designation

Engine 457.9; 460.984 except Liquid Only

BA14.40-B-1031-02C

Catalytic converter on the longitudinal member

Nm

51