ar4210b1090hd

Checking brake drum and brake linings for wear

Typ ar · téma 42.10 · verze 0102 · 2019-03-13

Platí pro: Model 963, 964 with rear axle 740.881/885, 749.154 with code B2B (Drum brakes on front and rear axle)

Není k dispozici v jazyce „cs“; zobrazeno v jazyce Angličtina.

Zařazení

Funkční skupina 2 Podvozek › 42 Brzdy - hydraulická část a mechanická část › 42.10 Provozní brzda — Řada 963 · Řada 964

EinPAS 21 Brzdy/podtlakový systém/vzduchotlaké zařízení › 21.15 Provozní brzda/podtlakový systém › 21.15.40 Přední provozní brzda — Řada 963 · Řada 964

EinPAS 21 Brzdy/podtlakový systém/vzduchotlaké zařízení › 21.15 Provozní brzda/podtlakový systém › 21.15.42 Zadní provozní brzda — Řada 963 · Řada 964

Platí také pro motory/převodovky: 740 881, 740 885, 749 154

AR42.10-B-1090HD

Checking brake drum and brake linings for wear

13.03.2019

Model

963, 964 with rear axle 740.881/885, 749.154

with code B2B (Drum brakes on front and rear axle)

Checking brake drum and brake linings for wear

Represented on rear axle 748.29

1

Brake linings

A

Total brake lining thickness

B

Minimum brake lining thickness

W42.10-0062-12

Topical note

Guidelines for cleaning brake linings

AH42.10-N-0005-01A

Remove

1

Remove the brake drum

Remove/install brake drum

AR42.10-B-1010HD

2

Clean the drum and brake shoes

Check

3

Check if the brake drum has cracks due to heat, furrows and wear

If there are cracks due to heat, furrows or wear:

Machine the inner surface of the brake drum or replace the brake drum.

.Brake drum inside diameter

*BE42.10-B-1001-12E

If the inner surface of the brake drum has been machined or if the brake drum has been replaced:

Replace the brake linings (1).

4

Check the brake lining thickness (1)

.Brake linings thickness

*BE42.10-B-1001-13E

If the brake lining thickness is too reduced:

Replace the brake linings (1).

.Minimum brake lining thickness, for replacement

*BE42.10-B-1007-13E

Install

5

Install the brake drum

Remove/install brake drum

AR42.10-B-1010HD

Brake drum

Number

Designation

Type 934.241/251, 938.142, 936.315, 963.4, 964.2 with rear axle 740.880/881/884/885/892/893, 746.23/314/315, 748.27/594, 749.119/143

BE42.10-B-1001-12E

Brake drum inside diameter

Normal

mm

410,0

Repair I

mm

411,5

Repair II

mm

413,0

Wear limit

mm

414,5

Brake shoes

Number

Designation

Type 964.2 with rear axle 740.885

Type 934.241/251, 938.1, 963.4 with rear axle 740.881, 740.89, 746.23/314/315, 748.59, 749.11/14

BE42.10-B-1001-13E

Brake linings thickness

Normal

mm

18,0

17,0 ... 17,3

Repair I

mm

18,8

18,0 ... 18,3

Repair II

mm

19,5

19,0 ... 19,3

Brake shoes

Number

Designation

Type 964.2 with rear axle 740.885

Type 934.241/251, 938.1, 963.4 with rear axle 740.881, 740.89, 746.23/314/315, 748.59, 749.11/14

BE42.10-B-1007-13E

Minimum brake lining thickness, for replacement

Normal

mm

5

-

Repair I

mm

6

-

Repair II

mm

7

-

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