Removing and installing brake shoes of parking brake - AR42.20-P-0530I

MODEL 215 (except 215.379) 

MODEL 220 (except 220.179) 

MODEL 230 

Shown on model 220 

Fig 1: Identifying Brake Shoes Of Parking Brake Components (Model 220)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury  caused by body parts being jammed or crushed. Risk of injury  to skin and eyes caused by brake fluid spraying out at high pressure when working on the SBC brake system	Deactivate SBC brake system using STAR DIAGNOSIS.	AS42.46-Z-0001-01A
	Risk of death  caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
1.1	Deactivate SBC brake system using STAR DIAGNOSIS.	Model 230 The following steps should be run through in STAR DIAGNOSIS: Select menu item "SBC-Sensotronic Brake Control"/"Deactivate 'SBC' system". Then process all the individual steps from top to bottom.
	Notes on repairs to brake system		AH42.00-P-0003-01A
		STAR DIAGNOSIS diagnostic system	*WH58.30-Z-1048-13A
2	Remove rear wheels.
	Remove/install wheels, rotate if necessary		AP40.10-P-4050Z
3	Remove brake disks on rear axle	Model 215, 220	AR42.10-P-0220I
		Model 230	AR42.10-P-0220R
4.1	Preloading automatic cable slack adjuster	Model 215, 220	AR42.20-P-0520-01A
4.2	Release cable slack adjuster	Model 230
5	Detach lower retracting spring (111) using removal and installation tool (040).	Installation:  Ensure that the lower retracting spring (111) is seated correctly!
			Fig 2
6	Remove retaining springs (107) with installation tool (041)	Installation:  Pay attention to correct seat of retaining springs (107).
			Fig 3
7	Remove brake shoes (103) over rear axle shaft flange (68)	If brakes shoes (103) are burnt or brake disk surfaces are damaged, replace brake shoes (103), lower and upper retracting springs (111, 112), retaining springs (107) and brake disks. Installation:  Turn back adjusting mechanism (105) and insert into both brake shoes (103) with the adjusting wheel (c) pointing toward front of vehicle.
8	Detach upper retracting spring (112).	Installation:  Ensure that the upper retracting spring (112) is seated correctly! Lightly grease thread of thrust piece (104) and cylindrical part of adjustment wheel (c) with MB long-life grease.
		Long-life grease	*BR00.45-Z-1005-06A
9	Remove expanding lock (109)	Installation:  Lightly grease all bearing and slide surfaces on expansion lock (109) with MB long-life grease.
	Checking
10	Inspect cap (110).	Model 230 Check cap (110) is seated firmly, check for score marks and deformation, replace if necessary.
	Notes on installing the cap on the brake stator		AH42.20-P-0530-01T
11	Install in the reverse order
12.1	Activate SBC brake system using STAR DIAGNOSIS	Model 230 The following steps should be run through in STAR DIAGNOSIS: Select menu item "SBC-Sensotronic Brake Control"/"Initial startup after repair"/"Remove/ install brake shoes of parking brake". Then process all the individual steps from top to bottom.
12.2	Release automatic slack adjuster	Model 215, 220	AR42.20-P-0520-02A
	Checking
13	Check version of pedal assembly
	Parking brake pedal assembly modified		BT42.20-P-0510-01A
14	Adjust parking brake	Model 215, 220	AR42.20-P-0540I
		Model 230	AR42.20-P-0540R

Fig 2: Identifying Removal And Installation Tool (116 589 01 62 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Installation Tool (112 589 09 61 00)

Courtesy of MERCEDES-BENZ USA