Remove/install brake shoes at rear axle - AR42.10-P-0165GG

MODEL 460, 461, 463 with drum brakes on the rear axle 

MODIFICATION NOTES

08.11.2012	Clearance of brake shoes		BE42.10-P-1001-13A
08.11.2012	Adjustment value for automatic adjuster		BE42.10-P-1002-13A

Fig 1: Rear Axle Brake Shoes Remove/Install Components (1 Of 6)

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Fig 2: Rear Axle Brake Shoes Remove/Install Components (2 Of 6)

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Fig 3: Rear Axle Brake Shoes Remove/Install Components (3 Of 6)

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Fig 4: Rear Axle Brake Shoes Remove/Install Components (4 Of 6)

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Fig 5: Rear Axle Brake Shoes Remove/Install Components (5 Of 6)

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Fig 6: Rear Axle Brake Shoes Remove/Install Components (6 Of 6)

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	Remove/install
	Risk of injury  . Skin or eye injuries may result when handling hot or glowing objects.	Wear protective gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
1	Remove rear wheels
			AP40.10-P-4050G
2	Remove retaining bolt (122)	Replace locking bolt (122).
		Model 460, 461, 463 with drum brakes on the rear axle Safety screw, brake drum to wheel hub	*BA42.10-P-1001-16A
3	Release parking brake and detach brake drum (119)	Model 460, 461, 463 with drum brakes on the rear axle	AR42.10-P-0169-01GG
		If the brake drum (119) cannot be pulled off, detach the brake shoes (92) by turning back the automatic brake adjuster: ↓ Adjust automatic brake adjuster.
		Model 460, 461, 463 with drum brakes on the rear axle Clearance of brake shoes	*BE42.10-P-1001-13A
	Check
4	Check brake drum (119) for wear	Model 460, 461, 463 with drum brakes on the rear axle Brake drum Ø	*BE42.10-P-1002-12A
5	Unhook upper retracting springs (116)	Make sure that the upper retracting springs (116) are seated correctly.
		Model 460, 461, 463 with drum brakes on the rear axle	Figure
		Removal and installation tool
6	Unhook lower retracting spring (124)	Ensure that the lower return spring engages securely (124).
		Model 460, 461, 463 with drum brakes on the rear axle	Figure
		Removal and installation tool
7	Extract push rod (107) with spring (110) and spring seat (113)	Make sure that the push rod (107), compression spring (110) and spring cup (113) are seated correctly.
8	Remove pressure springs (117)	Model 460, 461, 463 with drum brakes on the rear axle	Fig 8
		Mounting tool
9	Remove brake shoes (92)	Install the rear brake shoe (92) first. Before installing the upper retracting spring (116) for the front brake shoe (92), insert the push rod (107), compression spring (110) and spring cup (113).
	Check
10	Check brake shoes (92) for wear	Model 460, 461, 463 with drum brakes on the rear axle Brake lining thickness	*BE42.10-P-1003-12A
11	Unhook parking brake cable (41) from parking brake lever (92a)
12	Check the condition and operation of the automatic adjuster		AR42.10-P-0169GG
		Install a new automatic brake adjuster if necessary: ↓ Remove/install the automatic adjuster.
13	Install in the reverse order
14	Adjust automatic brake adjuster	Model 460, 461, 463 with drum brakes on the rear axle	AR42.10-P-0169-01GG
		Model 460, 461, 463 with drum brakes on the rear axle. Clearance of brake shoes	BE42.10-P-1001-13A
		Model 460, 461, 463 with drum brakes on the rear axleAdjustment value for automatic adjuster	*BE42.10-P-1002-13A
	Risk of accident  when commissioning the vehicle due to a lack of braking effect when the service brake is operated for the first time after repair work.	Before starting the engine, actuate brake pedal several times until pressure is built up and maintained in the brake system.	AS42.50-Z-0002-01A
15	Push down brake pedal several times	Firm resistance should be noticeable at the brake pedal.
16	Apply brake 5 times when driving forwards and reversing.	As only the rear brake shoes adjust when braking while driving forwards, also brake hard several times so that the front brake shoes also adjust.
	Check
17	Check adjustment of parking brake, adjust if necessary		AR42.20-P-0540GG

CHECK VALUES FOR BRAKE SHOES

Number	Designation		Model 460, 461, 463
BE42.10-P-1001-13A	Clearance of brake shoes	mm	0, 3 (± 0, 1)

CHECK VALUES FOR DRUM BRAKE

Number	Designation			Model 460, 461, 463
BE42.10-P-1002-12A	Brake drum Ø	Normal	mm	270 (+0, 2)
		Repair stage I	mm	271 (+0, 2)
		Repair stage II	mm	272 (+0, 2)

CHECK VALUES FOR BRAKE SHOES

Number	Designation			Model 460, 461, 463
BE42.10-P-1002-13A	Adjustment value for automatic adjuster	Installation dimension "a"	mm	82
		Distance "b"	mm	11
		Picture		AR42.10-P-0169-01GG

CHECK VALUES FOR DRUM BRAKE

Number	Designation			Model 460, 461, 463
BE42.10-P-1003-12A	Brake lining thickness	Normal	mm	9, 0
		Repair stage I	mm	9, 5
		Repair stage II	mm	10, 0
		Minimum lining thickness	mm	3, 5
		Pad backing plate	mm	3, 0...3, 5

DRUM BRAKE

Number	Designation		Model 460	Model 461
BA42.10-P-1001-16A	Safety screw, brake drum to wheel hub	Nm	20	20

DRUM BRAKE

Number	Designation		Model 463
BA42.10-P-1001-16A	Safety screw, brake drum to wheel hub	Nm	20

Fig 7: Identifying Removal And Installation Tool (116 589 01 62 00)

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Fig 8: Identifying Mounting Tool (606 589 00 61 00)

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