Remove/install front axle brake caliper

AR42.10-S-0070A

Remove/install front axle brake caliper

13.1.10



Remove/install

Danger!

Risk of poisoning from swallowing brake fluid. Risk of injury from skin and eye contact with brake fluid.

Pour brake fluid only into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.

AS42.50-Z-0001-01A



Notes on brake fluid

All models

AH42.50-P-0001-01A



Notes on repairs to brake system

All models

AH42.00-P-0003-01A

1

Switch vehicle to Service Mode

 with Code CL0 (air suspension)

2

Remove brake pads on front axle

AR42.10-S-1600A

3

Disconnect brake hose from brake caliper (1)

Place a suitable vessel underneath to collect the escaping brake fluid.

4

Unscrew brake caliper (1) from brake hose

Installation: After tightening the brake hose, ensure that it is not twisted.



*BA42.10-N-1001-04B



Cleaning

5

Clean exterior of brake caliper (1)



Inspecting

6

Check that piston, dust caps, brake hoses and sealing rings of brake caliper are in acceptable condition

 Replace any damaged parts!

7

Check brake pads

 Replace if undersize!



Check brake lining thickness

Models 638, 667, 901, 902, 903, 904

AP42.10-D-4253A

8

Check brake disk

 Replace if undersize!

AR42.10-S-0230A

9

Install in the reverse order

10.1

Bleed brake system

AR42.10-S-0010M

10.2

Bleed brake system with HHT/ Star Diagnosis

AR42.10-S-0019A



Inspecting

11

Check brake fluid level and top up if necessary



Hydraulic brake system - checking and correcting fluid level

Models 638, 667, 668, 670 , 901, 902, 903, 904

AP42.50-D-4210A

12

Check brake system for leaks

13

Before operating the vehicle, fully depress the brake pedal several times until pressure is built up

 Perform road test to check function of brake system and to run in the brake linings.

Number

Designation

Model 638 with
code BB0

Model 638 without
code BB0

BA42.10-N-1001-04B

Brake hose to brake caliper

Nm

14

14