Remove/install transmission with torque converter - AR27.10-P-0500LFB

TRANSMISSION 725.0 in MODEL 217, 222 with ENGINE 278 

TRANSMISSION 725.0 in MODEL 222 with ENGINE 276 

Fig 1: Transmission With Torque Converter Remove/Install Components (1 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 2: Transmission With Torque Converter Remove/Install Components (2 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 3: Transmission With Torque Converter Remove/Install Components (3 Of 3)

Courtesy of MERCEDES-BENZ USA

	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
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Notes on automatic transmission		AH27.19-P-0001-01NKB
	Remove/install
1	Set selector lever to position N and release parking brake
2	Open engine hood and move to vertical position
3	Disconnect battery ground line		AR54.10-P-0003LF
4	Secure vehicle on vehicle lift		AR00.60-P-0100CW
5	Remove bottom section of soundproofing		AR61.20-P-1105LF
6	Remove bracket (2)
7	Remove heat shield and disconnect electrical connection of transmission control		AR27.40-P-0700-01LF
		Screw/bolt, leaf spring for heat shield to transmission	*BA27.10-P-1008-04H
		Screw/bolt, heat shield to oil pan	*BA27.10-P-1009-04H
8	Remove catalytic converters	Model 217, 222 with engine 278 with transmission 725.04 Model 222 with engine 276 with transmission 725.04	AR49.10-P-7100LF
9	Remove heat shield of drive shaft (17) to front axle transmission	Model 217, 222 with engine 278 with transmission 725.04 Model 222 with engine 276 with transmission 725.04
10	Detach drive shaft (17) to front axle transmission from front axle transmission and secure on transmission (1)	Model 217, 222 with engine 278 with transmission 725.04 Model 222 with engine 276 with transmission 725.04	AR41.10-P-0070LFX
11	Detach bracket of electrical line from starter on transmission (1)	Transmission 725.04 in model 217, 222 with engine 278 Transmission 725.04 in model 222 with engine 276
12	Detach ground line (3) from transmission (1)	Bolt, ground strap to transmission housing	*BA54.18-P-1001-02D
13	Remove bracket (4)	Model 217 with engine 278 with transmission 725.0Screw/bolt, front exhaust system bracket to transmission	*BA49.10-P-1003-02D
		Model 217 with engine 278 with transmission 725.0Screw/bolt to front exhaust system bracket	*BA49.10-P-1002-02D
		Model 222 with engine 276 with transmission 725.0 Model 222 with engine 278 with transmission 725.0Bolt, front exhaust system bracket to transmission	*BA49.10-P-1003-01AN
		Model 222 with engine 276 with transmission 725.0 Model 222 with engine 278 with transmission 725.0Bolt to front exhaust system bracket	*BA49.10-P-1002-01AN
14	Unscrew bolts (5)	Model 217 with engine 278 with transmission 725.0 Screw/bolt, front exhaust system bracket to transmission	*BA49.10-P-1003-02D
		Model 217 with engine 278 with transmission 725.0 Screw/bolt to front exhaust system bracket	*BA49.10-P-1002-02D
		Model 222 with engine 276 with transmission 725.0 Model 222 with engine 278 with transmission 725.0 Bolt to front exhaust system bracket	*BA49.10-P-1002-01AN
		Model 222 with engine 276 with transmission 725.0 Model 222 with engine 278 with transmission 725.0 Bolt, front exhaust system bracket to transmission	*BA49.10-P-1003-01AN
15.1	Unfasten bolt (9)	Transmission 725.0 (except 725.04) in model 217, 222 with engine 278 Transmission 725.0 (except 725.04) in model 222 with engine 276
15.2	Unscrew bolt (9) and remove bracket	Transmission 725.04 in model 217, 222 with engine 278 Transmission 725.04 in model 222 with engine 276
16	Remove auxiliary oil filter (6) with bracket	If installed. Do not kink or bend the oil lines (7, 8). Otherwise, the hydraulic system could fail or the transmission (1) could get damaged. Collect escaping gear oil in suitable container and seal openings with stop plugs. Install new seals. Record plug	Fig 8
17	Detach oil lines (7, 8) from transmission (1)	Collect escaping gear oil in suitable container and seal openings with stop plugs. Install new seals. Record plug	Fig 8
18	Detach oil lines (7, 8) from oil cooler	Collect escaping gear oil in suitable container and seal openings with stop plugs. Install new seals.	AR27.55-P-0600LFB
		Record plug	Fig 8
19	Fully expose oil lines (7, 8) let them hang down to one side		AR27.55-P-0600LFB
20	Detach bracket (15)
21	Detach torque converter (10) from clutch plate (13) and pry off evenly with a long wedge from the clutch plate (13)	Do not use an impact wrench or compressed air tool. Otherwise the threaded unions (14) of the clutch plate (13) can be damaged. To do so, remove the cover and unscrew the screws/bolts. Replace bolts. Bolt, torque converter to drive plate	*BA27.20-P-1001-01D
		Socket wrench bit	Figure
		Long wedge	Figure
22	Support transmission (1) and secure it to prevent it from falling down
	000 588 11 62 00 Major assembly mount		WS01.00-P-0092B
	000 588 10 62 00 Support plate		WS26.00-P-3309B
23.1	Remove rear engine mount	Model 217, 222 with engine 278 with transmission 725.0 (except 725.04) Model 222 with engine 276 with transmission 725.0 (except 725.04) Under no circumstances should impact wrenches/drivers or pneumatic tools be used to remove or screw in screws/bolts. Otherwise, the threads will be damaged.	AR22.10-P-1180LF
23.2	Detach engine cross member from underfloor	Model 217, 222 with engine 278 with transmission 725.04 Model 222 with engine 276 with transmission 725.04	AR22.10-P-1180LF
24	Mark the location of the flex disk (18) to the transmission (1) and to the propeller shaft (17)	Restore the ex factory installation position. Otherwise, drive train vibrations will occur.
25	Detach flexible coupling (18) from drive flange	Transmission 725.0 in model 217 with engine 278 Flexible coupling on transmission/rear axle differential or propeller shaft	*BA41.10-P-1001-01L
		Transmission 725.0 in model 222 with engine 276 Transmission 725.0 in model 222 with engine 278 Self-locking nut, flex disk to transmission or front propeller shaft	*BA41.10-P-1001-01J
26	Lower transmission (1) until bolt (9) can be removed	Model 217, 222 with engine 278 with transmission 725.0 (except 725.04) Model 222 with engine 276 with transmission 725.0 (except 725.04)
27	Unscrew bolt (9) and remove bracket	Model 217, 222 with engine 278 with transmission 725.0 (except 725.04) Model 222 with engine 276 with transmission 725.0 (except 725.04) Position the bracket with the bolt (9) before installing the transmission (1).
28	Remove screws/bolts (19) and remove transmission (1) downwards	Secure the torque converter (10) to prevent it from falling out. Align the holes of the torque converter (10) with the threaded unions (14) in the clutch plate (13). Screw/bolt, transmission to engine	*BA27.10-P-1001-04H
29	Remove torque converter (10)	Apply a thin coating of multi-purpose paste to the torque converter (10) at the transmission input shaft.	AR27.20-P-0500-01EWM
		Silicone-based grease	*BR00.45-Z-1008-06A
		Assembly device	Figure
		Parallel rest	Figure
30	Remove corrosion from crankshaft		AR03.20-P-1000-01A
		Multi-purpose paste	*BR00.45-Z-1009-06A
		Assembly cleaner	*BR00.45-Z-1028-04A
	Check
31	Check threaded unions (14) in drive plate (13) for loose seating or damage and replace drive plate (13) if necessary
32	Check rear engine mount for wear and damage and replace if necessary
33	Install in the reverse order
34	Check and correct transmission oil level	Transmission 725.0 in model 217, 222 with engine 278 as of model year 2015 Transmission 725.0 in model 222 with engine 276 as of model year 2015	AR27.00-P-0270EWN
		Transmission 725.0 in model 217, 222 with engine 278 up to model year 2015 Transmission 725.0 in model 222 with engine 276 up to model year 2015	AR27.00-P-0270EWM
35	Read out fault memory using the diagnostic system and delete if necessary
			AD00.00-P-2000-04B
36	Perform transmission adaptation using diagnostic system	After replacement or repair of transmission (1).
37	Reset data on service life of torque converter lockup clutch using diagnostic system	After replacement of torque converter (10).
	Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running.	Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
38	Test run engine and check transmission (1) for leaktightness and proper operation

Fig 4: Identifying Long Wedge (115 589 03 59 00)

Courtesy of MERCEDES-BENZ USA

Fig 5: Identifying Parallel Rest (126 589 04 31 00)

Courtesy of MERCEDES-BENZ USA

Fig 6: Identifying Socket Wrench Bit (001 589 65 09 00)

Courtesy of MERCEDES-BENZ USA

Fig 7: Identifying Assembly Device (725 589 01 31 00)

Courtesy of MERCEDES-BENZ USA

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

Courtesy of MERCEDES-BENZ USA