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Home >> Mercedes Benz >> 2019 >> C300 4Matic, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 322 (Automatic Transmission - 253 Chassis 3 Of 3) >> Testing & Repair >> Detach/Attach External Plate Carrier B08 Of Adapter Housing - AR27.50-P-0627MRD

Detach/Attach External Plate Carrier B08 Of Adapter Housing - AR27.50-P-0627MRD

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Transmission 725.007 with code ME06 (Hybrid drive 60 kW variant (incl. plugin)) 

Transmission 725.017 with code ME05 (Hybrid drive 85 kW-94 kW variant (incl. plug-in)) 

Transmission 725.037/047 

G14474371Courtesy of MERCEDES-BENZ USA
G14474372Courtesy of MERCEDES-BENZ USA
CAUTION Risk of injury  to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil Wear protective gloves, protective clothing and safety glasses.
Do not pour transmission oil into beverage bottles.
AS00.40-Z-0001-01A
  Notes on automatic transmission   AH27.19-P-0001-01NKB
REMOVING Remove     
1 Remove planetary gear set 1 with multidisk clutch K81 and multidisk brake B08   AR27.50-P-0625EWM 
2 Unscrew screws/bolts and remove thrust plate (5)    
3 Remove drive wheel (6), chain (7) and oil pump gear (8) at the same time    
4 Loosen bolts (4) NOTES
Do not unscrew screws/bolts (4) completely. Otherwise the outer plate carrier B08 (2) will fall down when it is pressed out; this will cause damage.
 
5 Press external plate carrier B08 (2) out of adapter housing (1) NOTES
Make sure that the contact surface of the ram (9) is flush fitted.
Otherwise damage will occur to the external plate carrier B08 (2).
NOTES
Only press out the outer plate carrier B08 (2) far enough to allow it to be removed. Otherwise damage will occur to the external plate carrier B08 (2) and screws/bolts (4). IMPORTANTCommercially available devices/tools  Workshop press
 
6 Unscrew screws/bolts (4) and remove external plate carrier B08 (2)    
7 Remove intermediate panel (3)    
INSTALLING Install     
8 Check intermediate panel (3) for damage and replace if necessary    
9 Position intermediate panel (3) on external plate carrier B08 (2)    
10 Position external plate carrier B08 (2) and intermediate panel (3) on adapter housing (1) IMPORTANT To do so, screw in two screws (8) as guides.  
11 Press external plate carrier B08 (2) into adapter housing (1) NOTES
Make sure that the contact surface of the ram (9) is flush fitted.
Otherwise damage will occur to the external plate carrier B08 (2).
IMPORTANTCommercially available devices/tools 
Workshop press
 
12 Measure and adjust clearance in multidisk brake B08 When replacing external plate carrier B08 (2).  
      AR27.51-P-7230-02EWM 
    Clearance in multidisk brake B08 *BE27.51-P-1003-01E 
    SPECIAL TOOL Set of drifts Fig 2
    SPECIAL TOOL Pressure cylinder Fig 3
    SPECIAL TOOL Parallel support Fig 4
    SPECIAL TOOL Pressing tool Fig 1
13 Tighten screws/bolts (4) TORQUE SPECIFICATION Screw/bolt, external plate carrier to torque converter housing/adapter housing *BA27.10-P-1003-04H 
14 Slide on drive wheel (6), chain (7) and oil pump gear (8) at the same time NOTES
Ensure that the chain (7) is seated correctly or drive wheel (6) and oil pump gear (8).
Otherwise there could be assembly problems.
 
15 Position thrust plate (5) on adapter housing (1) and tighten screws/bolts TORQUE SPECIFICATION Screw/bolt, thrust plate to adapter housing *BA27.10-P-1025-04H 
16 Install planetary gear set 1 with multidisk clutch K81 and multidisk brake B08   AR27.50-P-0625EWM 
ADJUSTMENT VALUES FOR MULTIDISK CLUTCH/MULTIDISK BRAKE

Number Designation Transmission 725.0
BE27.51-P-1003-01E Clearance in multidisk brake B08 Contact force for clearance adjustment F1 N 600
Number of internal plates 3 mm 1, 6...1, 8
  4 mm 1, 8...2, 0
AUTOMATIC TRANSMISSION COMPLETE

Number Designation Transmission 725.0
BA27.10-P-1003-04H Screw/bolt, external plate carrier to torque converter housing/adapter housing M6 Nm 10
AUTOMATIC TRANSMISSION COMPLETE

Number Designation Transmission 725.0
BA27.10-P-1025-04H Screw/bolt, thrust plate to adapter housing Nm 8
Fig 1: Identifying Pressing Tool (722 589 01 31 00)
G11972012Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Set Of Drifts (722 589 04 15 00)
G12935627Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Pressure Cylinder (725 589 03 31 00)
G11972014Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Parallel Support (168 589 03 21 00)
G12817080Courtesy of MERCEDES-BENZ USA