Remove/install front axle gear - AR33.30-P-0525GH

MODEL 163.113 /128 /136 /154 /157 /172 /174 /175 

Fig 1: Identifying Front Axle Gear Components

Modification notes

8.1.07

Filling capacity, Specifications for Operating Fluids

Model 163

*BF33.30-P-1001-03B

	Remove/install
1	Remove front wheels
	Remove/install wheels, rotate if necessary		AP40.10-P-4050GH
2	Drain front axle gear oil	Installation:  ↓
		Check front axle gear oil level and top up if necessary Oil drain screw: ↓	AR33.30-P-0525-02GH
		Oil filler plug: ↓	*BA33.30-P-1003-03B
			*BA33.30-P-1002-03B
			*BF33.30-P-1001-03B
3	Unbolt propeller shaft at flange on front axle transmission		*BA41.20-P-1001-01A
4	Press both follower joints out of upper transverse control arms using puller	Check rubber boot and ball joint for wear and damage.	AR33.20-P-0500-01GH
			*BA33.20-P-1001-01D
		Thrust piece	Figure
		Support	Figure
		Press	Figure
5	Remove lower engine compartment paneling	Model 163.157 /172 /174 /175	AR61.20-P-1105GH
		Model 163.113 /128	AR94.30-P-5400GH
6	Press left and right front axle shafts out of front axle gear	Do not damage shield. Suspend steering knuckle with wire.
7	Disconnect vent hose from front axle gear
8	Remove bolts (14a)		*BA33.30-P-1001-03B
9	Remove front axle gear (14).
10	Install in the reverse order

Wheel location, hub

Number	Designation		Model 163
BA33.20-P-1001-01D	Self-locking nut, upper wishbone follower joint to steering knuckle	Nm	50

Front final-drive unit

Number	Designation		Model 163
BA33.30-P-1001-03B	Bolt securing front axle gear to front axle carrier	Nm	135
BA33.30-P-1002-03B	Oil filler screw, front axle gear	Nm	50
BA33.30-P-1003-03B	Oil drain screw, front axle gear	Nm	50

Propeller shaft of front axle gear

Number	Designation		Model 163
BA41.20-P-1001-01A	Self-locking bolt of propeller shaft to front-axle gear flange	Nm	40

Front axle gear

		Number	Designation	Model 163
BF33.30-P-1001-03B	Filling capacity	Front axle gear	Liters	1.2
	Specifications for Operating Fluids		Sheet	BB00.40-P-0235-07B

Fig 2: Identifying Thrust Piece (129 589 10 63 00)

Fig 3: Identifying Base (163 589 01 43 00)

Fig 4: Identifying Press (163 589 03 43 00)