ar4210b0170ta

Replacing and installing brake pads

Type ar · emne 42.10 · version 0307 · 2017-11-10

Gælder for: Model 934.241/251 with code BB5 (Disc brakes on front and rear axle) Model 958.2/4 with code BB5 (Disc brakes on front and rear axle)

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 2 Chassis › 42 Bremsehydraulik og -mekanik › 42.10 Driftsbremse — Serie 934 (modeller 241, 251) · Serie 958 (modeller 2**, 4**)

EinPAS 21 bremser/vakuumsystem/trykluftsystem › 21.15 driftsbremse/vakuumsystem › 21.15.40 driftsbremse foran — Serie 934 (modeller 241, 251) · Serie 958 (modeller 2**, 4**)

EinPAS 21 bremser/vakuumsystem/trykluftsystem › 21.15 driftsbremse/vakuumsystem › 21.15.42 driftsbremse bagest — Serie 934 (modeller 241, 251) · Serie 958 (modeller 2**, 4**)

AR42.10-B-0170TA

Replacing and installing brake pads

09.10.2017

Model

934.241/251

with code BB5 (Disc brakes on front and rear axle)

Model

958.2/4

with code BB5 (Disc brakes on front and rear axle)

Modification notes

11.08.2017

Inserted validity

Valid for vehicles 934.2 with BB5 and without BB6

Replacing and installing brake pads

W42.10-1081-07

2

Key (on the governor)

5

Elastic cotter pin

8

Brake caliper

3

Support handle

6

Pin

4

Washer

7

Brake pads

Remove

Danger

Risk of death caused by vehicle slipping or toppling off during lifting

Only lift vehicle at the lift support points specified by the vehicle manufacturer.

AS00.00-Z-0032-01A

1

Remove the wheel


.

AR40.10-B-1100D

2

Release the parking brake

Minimum pressure in the service brake reservoir must be 8 bar.

3

Check the Governor


.

AR42.10-B-0190TA

4

Remove the elastic cotter pin (5) and the washer (4)

5

Pre-tension the support handle (3), remove the pin (6) and remove the support handle (3)

6

Turn the governor using the wrench (2) clockwise until the pads (7) can be removed


The permissible torque of the removable adapter on the regulator must not exceed 30 Nm.
Can occurs the shear on adapter.

When adjusting, a snap of the overload coupling can be heard on the governor.

Use only a box wrench or socket.

If the removable adapter on the regulator shears:

Determine and eliminate the cause.

7

Remove the brake pads (7)

Clean

8

Previously clean the surface and the brake pads housing (7)

Dirt and corrosion cause jamming of the brake pads, affecting the brake operation.

Be carefully to not damage the bellows.

Check

9

Check the bearing surfaces of the brake pads (7) on the brake holder

If the brake carrier with caliper (8) has grooves with depths greater than 0,5 mm:

Replace the brake carrier with caliper (8).

10

Check the bellows at the pressure parts


.

AR42.10-B-0130TA

11

Check the brake caliper guide


.

AR42.10-B-0140TA

Install

12

Install the brake pads (7)

13

Adjust the disk brake clearance


.

AR42.10-B-0180TA

14

Install the support handle (3), pre-tension and install the pin (6)

The pin collar (6) should point upwards.

15

Install the washer (4) and the elastic cotter pin (5)

16

Install the wheel


.

AR40.10-B-1100D

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