Remove/install brake shoes of parking brake - AR42.20-P-0530CW

MODEL 204

MODIFICATION NOTES

29.11.11

Long-life grease repair materials replaced by hot-grease paste

Operation step 5, 7

Fig 1: Identifying Brake Shoes Of Parking Brake Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	Notes on repairs to brake system		AH42.00-P-0003-01A
1	Remove brake disk (61)	MODEL 204 (except 204.077/277/377) Removing/installing brake disk, brake caliper and pads of rear wheel brake	AR42.10-P-0250CW
1	Remove brake disk (61)	Removing/installing brake disk, brake caliper and pads of rear wheel brakeMODEL 204.077/277/377	AR42.10-P-0250CMG
2	Unhook retracting spring (111) using removal and installation tool (040)	Note installation position of retracting spring (111).
2		Removal and installation tool	Fig 2
3	Remove retaining springs (107) with installation tool (041)	Compress retaining springs (107) and turn counterclockwise or clockwise through 90°. Installation tool
4	Remove brake shoes (103) with adjusting mechanism (105) and retracting spring (112)	If the brake shoes (103) are burnt or the brake disk surfaces are damaged the brake shoes (103), retracting springs (111, 112) as well as the retaining springs (107) and brake disk (61) should be replaced.
5	Remove retracting spring (112) and adjusting mechanism (105)	Apply light coating of grease to thread on thrust piece (104) and inner cylinder of adjusting mechanism (105). Turn back adjusting mechanism (105) and mount so that the thrust piece (104) contacts the upper brake shoe (103).
5		Paste, hot lubrication 1 kg, DB supply specification 6879.20	*BR00.45-Z-1005-06A
6	Remove expansion lock (109)	Do this by folding up expansion lock (109) and pressing bolt (109a) out of expansion lock (109) and rear brake cable (86).
7	Check expansion lock (109) for ease of movement and damage	If necessary, replace expansion lock (109). Apply light coating of grease to pin (109a) as well as bearing and slide surfaces on expansion lock (109).
7	Check expansion lock (109) for ease of movement and damage	Paste, hot lubrication 1 kg, DB supply specification 6879.20	BR00.45-Z-1005-06A
	Check
8	Check parking-brake brake cables	Check for ease of movement and chafing marks, replace if necessary:
		Remove/install rear brake control cable	AR42.20-P-0525CW
		Remove/install center brake cable	AR42.20-P-0523CW
		Remove/install front brake control cable	AR42.20-P-0520CW
9	Install in the reverse order
10	Adjust parking brake	Adjust parking brake	AR42.20-P-0540CW
11	Bed in parking brake according to instructions
	Bed in parking brake according to instructions.		AP42.20-P-4290-01BA
12	Carry out brake test on the test stand
	Brake testing on test stand		AP42.00-P-4290BA

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

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1005-06A	Paste, hot lubrication 1 kg, DB supply specification 6879.20	A 000 989 76 51