Remove/install brake disc - AR42.10-P-0220SX

MODEL 216 

MODEL 221 

Fig 1: Identifying Brake Disc Components (1 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Brake Disc Components (2 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Brake Disc Components (3 Of 3)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury  to skin and eyes caused by handling hot or glowing objects. (Brake caliper)	Wear safety gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
	Notes on repairs to brake system		AH42.00-P-0003-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1	Release parking brake	Only if removing brake disk (1) on rear axle
2	Remove wheels
	Remove/install wheels		AP40.10-P-4050SX
	Clean
3	Clean electrical connector (A) and its surroundings on control unit (A13)	Only if removing brake disk (1) on rear axle
4	Release and detach electrical connector (A) on controller unit (A13)	Only if removing brake disk (1) on rear axle
5	Remove bolt (6a) and pull RPM sensor (L6/1 or L6/2) with bracket (6b) out of the steering knuckle (7)	When removing brake disk (1) on the front axle except model 221.179, 216.379	AR42.30-P-0712SX
6	Remove brake pads	With fixed-caliper brake	AR42.10-P-0161SX
		With floating caliper brake	AR42.10-P-0160SX
7.1	Detach brake caliper support (2) from wheel carrier (10) or steering knuckle (7)	Vehicles with floating caliper brake:
		Remove/install at front axle.	AR42.10-P-0070SX
		Remove/install at rear axle.	AR42.10-P-0080SX
7.2	Detach brake caliper (8) from steering knuckle (7) or wheel carrier (10)	Vehicles with fixed-caliper brake except model 221 with code Z07 Top protection when removing brake disk (1) on front axle:
		Remove/install at front axle.	AR42.10-P-0070SX
		Remove/install at rear axle.	AR42.10-P-0080SX
		Fasten the brake caliper (8) to the vehicle with hook. The brake hose (9) must not be subjected to tensile loads or kinked, otherwise it will be damaged. Do not detach brake hose (9).
7.3	Remove both brake calipers (8)	Model 221 with code Z07 Top protection when removing brake disk (1) on front axle	AR42.10-P-0070SX
	Checking
8	Check brake lining thickness and brake disks (1)	Only replace brake pads and brake disks (1) in complete sets if necessary.
	Check brake lining thickness		AP42.10-P-4253A
	Inspect condition of brake disks		AP42.10-P-4258SX
9	Remove locking bolt (3) and remove brake disk (1)	When removing the brake disk (1) on the rear axle: On run-in parking brake drums turn back the adjusting mechanism (4) beforehand. Otherwise the brake shoes (5) will be damaged: See Adjust parking brake.	AR42.20-P-0540SX
			*BA42.10-P-1001-06G
			*BA42.10-P-1002-06G
	Clean
10	Clean the contact surfaces (1a, 1b) and snug fit (1c) of brake disk (1) if necessary
11	Grease the snug fit (1c) of the brake disk (1) slightly	Hot lubricating paste	*BR00.45-Z-1005-06A
	Checking
12	Check condition of brake shoes (5) of parking brake	After removing the brake disk (1) on the rear axle, if necessary:↓ Replace brake shoes (5) for parking brake.	AR42.20-P-0530SX
13	Install in the reverse order
14	Adjust parking brake	After installing brake disks (1) on rear axle	AR42.20-P-0540SX
15	Carry out brake test on the test stand		AP42.00-P-4290BA

BRAKE DISCS, BRAKE COVER PLATE

Number	Designation		Model 216	Model 221
BA42.10-P-1001-06G	Safety bolt, rear axle brake disk to flange	Nm	10	10
BA42.10-P-1002-06G	Locking bolt, brake disk of front axle to wheel hub	Nm	10	10

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