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Remove/install multi-disk brake B1 and oil pump - AR27.50-P-0721A

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TRANSMISSION 722.6 

Fig 1: Identifying Multi-Disk Brake B1 And Oil Pump Components
G04606588Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 2: Identifying Oil Pressure For Clutch K1
G04606589Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Modification notes

2.8.00 Figure modified from 8 Nm to 10 Nm Value modified in BA27.40-P-1004-01A for transmission 722.6 *BA27.40-P-1004-01A 
DISASSEMBLING Dismantle    
1 Remove multi-disk clutch K1, K2 and K3   AR27.50-P-0621A 
2 Unscrew Torx socket bolts (7a) and remove oil pump (7) IMPORTANTRemoval:  Screw two opposed bolts into the oil pump housing and press the oil pump out of the converter housing by applying light blows with a plastic hammer.
IMPORTANT According to findings ↓
 
Dismantle and assemble oil pump AR27.50-P-0720-01A 
3 Unscrew Torx socket bolts (6a) and remove multi-disk brake B1 (6) from converter housing IMPORTANTRemoval:  Screw two opposed bolts into the multi-disk brake B1 and separate from the converter housing by applying light blows with a plastic hammer.
IMPORTANT According to findings ↓
 
Dismantle and assemble multi-disk brake B1 AR27.50-P-0870A 
4 Detach intermediate panel (8) from converter housing (1) Use a suitable tool for loosening
IMPORTANT Additional work ↓
 
Remove/install multi-disk brake B2, multi-disk pack B3 and park pawl gear AR27.50-P-0781A 
ASSEMBLING Assembling     
5 Place intermediate panel (8) on converter housing (1) and align IMPORTANT The intermediate panel can generally be used several times. The panel must not be coated with sealant  
6 Securely tighten multi-disk brake B1 (6) on converter housing (1) IMPORTANT Installed position of multi-disk brake B1 in relation to converter housing is specified by a plain dowel pin in the multi-disk brake B1 (arrow).  
TORQUE SPECIFICATION *BA27.40-P-1004-01A 
7 Install oil pump (7) and securely tighten TORQUE SPECIFICATION *BA27.40-P-1003-01A 
8 Install multi-disk clutch K1, K2 and K3   AR27.50-P-0621A 
TORQUE SPECIFICATION Housing

Number Designation Transmission 722.6 except 722.660/661/66 2/663/666/674
BA27.40-P-1003-01A Bolt, oil pump with multi-disk brake B1 to torque converter housing Nm 20
BA27.40-P-1004-01A Bolt, multi-disk brake B1 to converter housing Nm 10