Remove/install wheel brake cylinder - AR42.10-P-0167MCU

MODEL 451.3/4 

Fig 1: Identifying Wheel Brake Cylinder Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of poisoning  caused by swallowing brake fluid. Risk of injury  caused by brake fluid coming into contact with skin and eyes.	Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.	AS42.50-Z-0001-01A
	Brake fluid notes		AH42.50-P-0001-01A
	Notes on repairs to brake system		AH42.00-P-0003-01A
1	Remove left or right brake shoe at the rear axle		AR42.10-P-0165MCU
2	Check bolted connection of brake line (2) with wheel brake cylinder (1) for color coding	: Identify the brake line (2) accordingly.	AR42.10-P-0013-05MCC
3	Loosen bolted connection of brake line (2) with the wheel brake cylinder (1) and separate	Collect brake fluid in a suitable container. Seal the connections using suitable plugs. : Do not bend the brake line (2), pay attention to routing, leaktightness and clearance to rear axle.	*BA42.10-P-1003-04E
			Figure
4	Replace brake line (2).	Only if the brake line (2) with the red color coding has been detached. Remove/install left rear brake line	AR42.10-P-0036MCU
		Remove/install right rear brake line	AR42.10-P-0037MCU
5	Undo bolts (3) on wheel brake cylinder (1) and remove wheel brake cylinder (1)		*BA42.10-P-1001-16C
6	Clean brake carrier plate
7	Install in the reverse order
8	Bleed brake system		AR42.10-P-0010MCU

BRAKE LINES, BRAKE HOSES

Number	Designation		Model 451.3/4
BA42.10-P-1003-04E	Brake line to rear wheel brake cylinder	Nm	16

DRUM BRAKE

Number	Designation		Model 451.3/4
BA42.10-P-1001-16C	Wheel brake cylinder to brake carrier plate	Nm	8

Fig 2: Identifying Box Wrench Bit (450 589 09 99 04)

Courtesy of MERCEDES-BENZ USA