Bleed clutch operating system · ar2520s0070s · Mercedes-Benz WIS

AR25.20-S-0070S

Bleed clutch operating system

11.02.2019

Model

636, 639 with transmission 711.6, 716.6

1	Cover
2	Socket wrench

N25.20-2075-11

 Danger	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 the vehicle manufacturer.	AS00.00-Z-0010-01A
 Caution	Risk of poisoning from swallowing brake fluid. Risk of injury from skin and eye contact with brake fluid	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
Topical note	Notes on externally invisible brake fluid loss		AH42.10-P-9406-02A
Topical note	Brake fluid notes		AH42.50-P-0001-01A
	Bleeding
1	Unscrew cap on brake fluid reservoir
2	Connect filling and bleeding unit to brake fluid reservoir
	000 588 01 82 00 Filling unit		WS25.00-P-0016B
		 Observe manufacturer's operating instructions.
3	Lift/jack up vehicle		AR00.60-S-1000S
	Remove
4	Remove rear lower engine compartment paneling	MODEL 636, 639.7##/8## ## as of 055347	AR61.20-S-1105-03S
5	Remove cover (1) on clutch housing
6	Remove cap on central clutch release bearing
	Bleeding
7	Open bleed screw on central clutch release bearing using socket wrench (2)	 Collect brake fluid in a suitable container.
		 Socket wrench	*140589030900
8	Bleed clutch operating system	 Brake fluid must emerge clean and free of bubbles.
9	Close bleed screw on central clutch release bearing	 Bleed screw to central clutch release bearing	*BA25.20-N-1001-01D
10	Install cap on central clutch release bearing and cover (1) onto clutch housing
11	Disconnect filling and bleeding unit from brake fluid reservoir
	000 588 01 82 00 Filling unit		WS25.00-P-0016B
		 Collect any drops of brake fluid using a suitable rag. Otherwise the paintwork may be damaged.
		 Observe manufacturer's operating instructions.
12	Check brake fluid level in brake fluid reservoir, correct if necessary
13	Screw on cap of brake fluid reservoir
	Check
14	Check function of clutch operator
15	Check clutch operator for signs of leaks	 Visual inspection only.
	Install
16	Install rear lower engine compartment paneling	MODEL 636, 639.7##/8## ## as of 055347	AR61.20-S-1105-03S

 Clutch operating system

Number	Designation		Engine 272, 646 in model 636, 639 except code G40 (Automatic transmission)	Engine 651 in model 636, 639
BA25.20-N-1001-01D	Bleed screw to central clutch release bearing	Nm	6	10

140 589 03 09 00

Socket wrench

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