Remove/Install Front Axle Gear - AR33.30-P-0525GQ

MODEL 166 (except 166.006) with ENGINE 651 

MODEL 166 (except 166.058) with ENGINE 276 

MODEL 166 with ENGINE 157 

MODEL 166 with ENGINE 278 

MODEL 166 with ENGINE 642 

MODEL 292 with ENGINE 157 

MODEL 292 with ENGINE 276 

MODEL 292 with ENGINE 278 

MODEL 292 with ENGINE 642 

	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
	Risk of injury  . Moving parts can pinch, crush or, in extreme cases even sever extremities.	No parts of the body or limbs should be within the operating area of mechanical components when moving components.	AS00.00-Z-0009-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Notes on repair work on suspension components		AH00.00-P-0100-01A
	Remove/install
1	Mount engine hoist		AR33.10-P-0105EW
2	Secure vehicle on vehicle lift		AR00.60-P-0100GZ
3	Remove underfloor panels		AR61.30-P-1001GQ
4	Drain oil out of front axle transmission (1)	Filling capacity	*BF33.30-P-1001-03D
		Front axle transmission drain screw	*BA33.30-P-1002-03F
		Front axle transmission filling screw	*BA33.30-P-1001-03F
5	Remove front axle shafts		AR33.30-P-0620GQ
6	Mark the position of the propeller shaft (2) relative to the flange (1f) on the front axle transmission (1)	To be able to reproduce the original position when installing components.
7	Detach propeller shaft (2) from front axle transmission (1)	Tightening procedure for front propeller shaft	AR41.10-P-0070-03GZ
		Observe tightening procedure. Otherwise vibrations and noise can occur.
		Self-locking bolt, drive shaft to transfer case (to front axle)	*BA41.10-P-1003-01F
		Self-locking bolt, drive shaft to front axle gear	*BA41.10-P-1004-01F
		Retainer wrench	Figure
8	Remove active roll stabilization valve support and its bracket	Model 166 (except 166.006) with engine 651 with code 468 (Active driving stability (stability)) Model 166 (except 166.058) with engine 276 with code 468 (Active driving stability (stability)) Model 166 with engine 157, 278, 642 with code 468 (Active driving stability (stability))	AR32.34-P-5030GQA
9	Detach front engine mounts on front axle carrier	Bolt, front engine mount to front axle carrier	*BA22.10-P-1001-03G
10	Raise engine
11	Remove vent hose (1 e) from front axle transmission (1)	Check vent hose (1e) for damage, replace if necessary.
12	Remove bolts (1s)	Bolt/nut, front axle transmission to front axle carrier	*BA33.30-P-1003-03F
13	Remove front axle gear (1)	Move front axle transmission (1) to the right and lower at left front.
14	Install in the reverse order

Fig 1: Identifying Retainer Wrench (164 589 02 07 00)

Courtesy of MERCEDES-BENZ USA