Remove/install front axle shafts - AR33.30-P-0620NKB

MODEL 117, 156, 176, 242, 246 with TRANSMISSION 711.6, 724.0

MODEL 242 with ENGINE 780

MODIFICATION NOTES

3.12.15	Special tool modified	Operation step 9.1, 9.2 and 9.3
10.6.15	Info: "Replace retaining ring" added.	Operation step 9.1
10.6.15	Info: "Replace retaining ring" added.	Operation step 9.2
3.7.15	Reference AR08.10-P-0010-01NKE to be added	Operation step 15
17.7.15	Fullmenge		BF26.10-P-1001-01J

Fig 1: Front Axle Shafts Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Risk of injury to skin or eyes from hydraulic fluid spraying out under pressure. Risk of poisoning from swallowing hydraulic fluid.	Depressurize hydraulic system completely before starting any work on it. Wear protective clothing and safety glasses.	AS00.00-Z-0013-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Remove/install
1.1	Set gear selector switch to position N and release parking brake	Model 117, 156, 176, 242, 246 with transmission 724.0 Model 242 with engine 780
1.2	Move gearshift lever to neutral position and release parking brake	Model 117, 156, 176, 242, 246 with transmission 711.6
2	Remove bottom engine compartment paneling	Model 117, 176, 246 with engine 607 with transmission 711.6, 724.0 Model 117, 176, 246 with engine 651 with transmission 711.6, 724.0	AR94.30-P-5300NKB
2	Remove bottom engine compartment paneling	Model 117, 176 with engine 133 with transmission 724.0 Model 117, 176, 242, 246 with engine 270 with transmission 711.6, 724.0 Model 156 with transmission 711.6, 724.0 Model 242 with engine 780 Only mount bottom engine compartment paneling after the leak check.	AR61.20-P-1105NKB
3	Remove each wheel-and-tire assembly (1)
			AP40.10-P-4050AK
4	Remove bolt of front axle shaft (4) from wheel hub	Always replace bolt on front axle shaft (4).
4	Remove bolt of front axle shaft (4) from wheel hub	Bolt, front axle shaft to front axle shaft flange	*BA33.30-P-1001-07D
5	Press front axle shaft (4) out of wheel hub		AR33.30-P-0620-04GC
		Spray Teflon article no. K0007.1	*BR00.45-Z-1041-06A
		Extraction and insertion tool	Figure
6	Remove bolt of front axle shaft (4) from wheel hub
7	Detach lower control arm (2) and front axle shaft (4) from steering knuckle (3)		AR33.20-P-0440-01NKB
		Turn the steering and check that the puller is seated correctly on the steering knuckle (3) and on the thrust piece. Otherwise the steering knuckle (3) or the axle boot on the supporting joint will be damaged.
		Nut, supporting ball joint/transverse control arm to steering knuckle	*BA33.15-P-1005-01F
		Press	Figure
		Puller	Figure
8	Detach front axle shaft intermediate bearing (5) from bearing support at crankcase	Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0 When removing the right front axle shaft (4) with intermediate shaft (6).
8		Bolt, bearing cap for right front axle shaft to cylinder crankcase	*BA33.30-P-1002-07D
9.1	Pull left front axle shaft (4) out of transmission and remove	When removing left front axle shaft (4). Do not damage radial shaft sealing ring of front axle shaft (4) when installing. Otherwise the transmission may start to leak. Always replace retaining ring of left front axle shaft (4).
		Assembly tool	Fig 3
		Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0 Impact extractor	Fig 4
		Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0 Extraction tool	Fig 7
		Model 242 with engine 780 Press-out tool	Fig 6
9.2	Pull out right front axle shaft (4) and remove	When removing right front axle shaft (4). Always replace retaining ring of right front axle shaft (4).
		Assembly tool	Fig 3
		Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0 Impact extractor	Fig 4
		Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0 Extraction tool	Fig 7
		Model 242 with engine 780 Press-out tool	Fig 6
9.3	Pull out right front axle shaft (4) together with intermediate shaft (6) and remove	When removing the right front axle shaft (4) with intermediate shaft (6). Do not damage radial shaft sealing ring of front axle shaft (4) when installing. Otherwise the transmission may start to leak.
		Assembly tool	Fig 3
		Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0 Impact extractor	Fig 4
		Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0 Extraction tool	Fig 7
		Model 242 with engine 780 Press-out tool	Fig 6
10	Use plug to seal opening on transmission	Record plug	Fig 8
11	Remove radial shaft sealing ring of front axle shaft (4)	Model 242 with engine 780
			AR08.10-P-0050NKE
		Radial shaft sealing ring must be replaced. Leaks can occur otherwise.
	Check
12	Check boots of front axle shaft (4) and replace if necessary	When reinstalling the front axle shaft (4).
12			AR33.30-P-0690NKB
13	Check radial shaft sealing ring of front axle shaft (4) and replace if necessary	Model 117, 156, 176, 242, 246 with transmission 711.6, 724.0
		Transmission 724.0 in model 117, 156, 176, 242, 246	AR27.40-P-0210NKB
		Transmission 711.6 in model 117, 156, 176, 242, 246	AR26.40-P-0339NKB
14	Install in the reverse order
15	Check transmission oil level and correct if necessary
		Model 117, 156, 176, 246 with transmission 724 Model 242 with engine 780	Automatic transmission fluid (ATF, Specification 236.21). See https://bevo.mercedes-benz.com/index.php?language_id=1
		Model 242 with engine 780	AR08.10-P-0010-01NKE
		Transmission 711.6 in model 117, 156, 176, 242, 246	AR26.00-P-0200NKB
		Transmission 724.0 in model 117, 156, 176, 242, 246 Follow the prescribed work procedure exactly and observe the Specifications for Operating Fluids. The transmission will otherwise be damaged.	AR27.00-P-0100NKB
		Model 242 with engine 780 Filling capacity	*BF26.10-P-1001-01J
		Model 242 with engine 780 Filling screw/drain screw for transmission oil	*BA27.40-P-1002-01D

TRANSMISSION HOUSING

Number	Designation		Model 242 with engine 780
BA27.40-P-1002-01D	Filling screw/drain screw for transmission oil	Nm	29

TRAILING ARMS, TRANSVERSE CONTROL ARMS

Number	Designation				Model 117	Model 242
BA33.15-P-1005-01F	Nut, supporting ball joint/transverse control arm to steering knuckle	M14	Stage 1	Nm	65	65
BA33.15-P-1005-01F		M14	Stage 2	∠°	45	45

TRAILING ARMS, TRANSVERSE CONTROL ARMS

Number	Designation				Model 156, 176, 246
BA33.15-P-1005-01F	Nut, supporting ball joint/transverse control arm to steering knuckle	M14	Stage 1	Nm	65
BA33.15-P-1005-01F		M14	Stage 2	∠°	45

DRIVE SHAFT

Number	Designation			Model 117	Model 156
BA33.30-P-1001-07D	Bolt, front axle shaft to front axle shaft flange	Stage 1	Nm	120	120
		Stage 2		losen	Loosen
		Stage 3	Nm	150	150
		Stage 4	∠°	45	45

DRIVE SHAFT

Number	Designation			Model 242	Model 176, 246
BA33.30-P-1001-07D	Bolt, front axle shaft to front axle shaft flange	Stage 1	Nm	120	120
		Stage 2		losen	losen
		Stage 3	Nm	150	150
		Stage 4	∠°	45	45

DRIVE SHAFT

Number	Designation		Model 117	Model 156
BA33.30-P-1002-07D	Bolt, bearing cap for right front axle shaft to cylinder crankcase	Nm	20	20

DRIVE SHAFT

Number	Designation		Model 242	Model 176, 246
BA33.30-P-1002-07D	Bolt, bearing cap for right front axle shaft to cylinder crankcase	Nm	20	20

FILLING CAPACITIES FOR TRANSMISSION ELECTRIC MOTOR

Number	Designation			Model 242.890
BF26.10-P-1001-01J	Filling capacity	with complete refill	Liter	≈1, 7

Fig 2: Identifying Extraction And Insertion Tool (210 589 03 43 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Assembly Tool (221 589 01 98 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Impact Extractor (602 589 00 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 5: Identifying Puller (246 589 00 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 6: Identifying Press-Out Tool (245 589 00 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 7: Identifying Extraction Tool (246 589 01 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 8: Identifying Record Plug (129 589 00 91 00)

Courtesy of MERCEDES-BENZ USA

Fig 9: Identifying Press (163 589 03 43 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1041-06A	Spray Teflon article no. K0007.1	Carl Roth GmbH & Co KG