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Home >> Mercedes Benz >> 1996 >> C280 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission -- 202 Chassis >> Testing & Repair >> Remove/install transmission with torque converter - AR27.10-P-0500R

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

TRANSMISSION 722.643 /633 in MODEL 230 

Fig 1: Identifying Transmission With Torque Converter Removal/Install Components - Transmission 722.643 /633 In Model 230
G04715365
Fig 2: Identifying Retaining Clip, Clamp Plate And Bracket
G04715366
Fig 3: Identifying Rear Reinforcement Brace & Bolt
G04715367
MODIFICATION NOTES

13.1.06 Bolt, torque converter to drive plate Transmission 722.6 *BA27.20-P-1002-01C 
REMOVINGINSTALLING Remove/install    
NOTES Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
NOTES Before starting the work the area around the oil cooling lines (49) must be thoroughly cleaned in the area around the separation points on the transmission. Even the smallest dirt particles, introduced into the hydraulic components, can lead to malfunctions and a total failure of the transmission    
1 Place selector lever in position "R"    
DANGER Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.   AS54.10-Z-0001-01A
2 Disconnect ground cable of battery IMPORTANT At vehicle electrical system and starter batteries.
NOTES Insulate ground line as a protection against unintentional contact of detached ground line with ground point of battery.
AR54.10-P-0003R
NOTES Notes on battery   AH54.10-P-0001-01A
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer. AS00.00-Z-0010-01A
3 Raise vehicle with lifting platform IMPORTANT Fit the lift arms so that the bolts (5/1) on the rear reinforcement braces (5) are accessible.  
4 Remove bottom engine compartment paneling   AR61.20-P-1105R
5 Remove complete exhaust system Model 230.475 AR49.10-P-7000R
    Model 230.474/ 472 AR49.10-P-7000RA
6 Unscrew oil drain screw (4) from the transmission oil pan and drain transmission oil NOTES If the transmission oil is burnt or contains wear debris, the oil cooling lines (49) and oil cooler must be flushed out, otherwise damage could be caused inside the transmission: ↓  
    Flush oil cooler and oil cooling lines
IMPORTANT Flush torque converter only with ATF.
IMPORTANT If metal swarf is present in the transmission oil pan, drain transmission oil out of torque converter through a clean cloth. If the cloth contains metal swarf after draining the transmission oil, it is then necessary to replace the torque converter.
AR27.55-P-0001A 
    TORQUE SPECIFICATION *BA27.10-P-1001-03A 
7 Remove shield (62) and separate connector (26)   AR27.10-P-0500-01A 
8 Unscrew bolts (95) of torque converter to driven plate; to do this, remove cover (6) IMPORTANT Turn the engine at the crankshaft center bolt in the direction of rotation of the engine until the bolts (95) are accessible through the cutout in the bell housing.
NOTES The engine must not be turned back in order to rule out the timing chain jumping a tooth.
 
    TORQUE SPECIFICATION *BA27.20-P-1002-01C 
9 Detach oil cooling lines (49) to the oil cooler IMPORTANTInstallation:  Replace sealing rings.  
    TORQUE SPECIFICATION *BA27.55-P-1002-01B 
10 Loosen clamping plates (8) and twist through 90°, detach retaining bracket (7) and bracket (9) and place oil cooling lines (49) to one side NOTES Do not bend or kink the oil cooling lines (49).  
    TORQUE SPECIFICATION *BA27.55-P-1004-01B 
11 Detach bracket of engine compartment paneling (10, 34) TORQUE SPECIFICATION *BA61.10-P-1008-01C 
12 Support transmission with transmission jack and plate and lash tight Transmission platform, see GOTIS
http://gotis.aftersales.daimlerchrysler.com 
Transmission jack see GOTIS
http://gotis.aftersales.daimlerchrysler.com 
 
13 Detach propeller shaft (66) from transmission flange, pull off to the rear and secure to prevent it from falling down IMPORTANT The flexible coupling remains on the propeller shaft (66).  
    IMPORTANTInstallation:  Attach front propeller shaft (66) to transmission. AR41.10-P-0050-07I
14 Detach rear engine support (3) with rear engine mount (2) and lower transmission slightly IMPORTANTInstallation:  Attach ground strap to engine mount (2). AR22.10-P-1160AB
15 Unhook shift rod (63) from transmission and secure to prevent it from falling down IMPORTANTInstallation:  Replace locking plate.  
16 Detach transmission from crankcase and remove downwards at an angle NOTES Secure torque converter to prevent it from falling out.
IMPORTANTInstallation:  Align bolt holes in the torque converter with the holes in the driven plate.
 
17.1 Remove torque converter using SPECIAL TOOL grab handles If necessary
IMPORTANTInstallation:  Lightly grease crankshaft journals on torque converter.
AR27.20-P-0500-01B 
    Multi-purpose paste *BR00.45-Z-1009-06A 
    Installed height of torque converter *BE27.20-P-1001-01B 
    SPECIAL TOOL Figure
18 Install in the reverse order    
19 Check oil level in transmission and correct if necessary   AR27.00-P-0101A
    FLUID SPECIFICATION *BF27.00-P-1001-01C 
20 Read out fault memory with STAR DIAGNOSIS and erase if necessary    
21.1 Perform transmission adaptation After replacing or repairing transmission, perform transmission adaptation.  
DANGER Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns during starting procedure or when working near the engine as it is running Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.
 
22 Perform engine test run and check transmission for leaks and that it is functioning correctly    
TORQUE CONVERTER TEST VALUES

Number Designation Transmission 722.606/607/609/610/617/618/623/624/628/630/631/632/633/636/643/645/662/663/664/665/666/667/668/669/672/676/680/690/696/698
BE27.20-P-1001-01B Installed height of torque converter Distance from transmission housing mm 19.5 (-2)
TORQUE SPECIFICATION TORQUE CONVERTER

Number Designation Transmission 722.6 except 722.648
BA27.20-P-1002-01C Bolt, torque converter to drive plate Straight threaded connection Nm 42
Helical cut Stage 1 Nm 4
Stage 2 Nm 30
Stage 3 ∠ ° 90
TORQUE SPECIFICATION OIL PAN, AUTOMATIC TRANSMISSION

Number Designation Transmission 722.6 except 722.628/648/649
BA27.10-P-1001-03A Oil drain screw to oil pan Nm 20
TORQUE SPECIFICATION FRAME FLOOR ASSEMBLY

Number Designation Model 230
BA61.10-P-1008-01C Bolt connecting engine compartment paneling bracket to frame floor Nm 3
TORQUE SPECIFICATION TRANSMISSION OIL COOLING

Number Designation Transmission 722.633/636/643
BA27.55-P-1002-01B Banjo bolt, transmission oil line to transmission housing Stage 1 Nm 5
Stage 2 ∠ ° 90
BA27.55-P-1004-01B Bolt, dual clamp to oil line Nm 11
FLUID SPECIFICATION AUTOMATIC TRANSMISSION

Number Designation Transmission 722.620/621 in model 140, transmission 722.622/623/624/625/626/627/628/630/631/632/633/636/643/663/666/669
BF27.00-P-1001-01C Filling capacity Initial charge Liters 8,6 (+0,5)
during oil change Liters -
Specifications for Operating Fluids Sheet BB00.40-P-0236-10A
Sheet BB00.40-P-0236-12A
Fig 4: Identifying Grab Handle (168 589 00 62 00)
G04715368
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1009-06A Multi-purpose paste A 000 989 80 51 10