Dismantling and assembling output shaft with center and rear gear set - AR27.50-P-0810A

TRANSMISSION 722.6 

Fig 1: Identifying Output Shaft With Center And Rear Gear Set Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Disassembling
1	Detach transmission housing from torque converter housing		AR27.50-P-0601A
2	Remove multi-plate clutch K1, K2 and K3		AR27.50-P-0621A
3	Remove upper two visible Teflon rings (42b) from output shaft
4	Remove circlip (42f), shim (42e), thrust needle bearing (42d) and thrust washer (42c) from output shaft
5	Remove clutch K3 (44)	According to condition: ↓
		Disassemble clutch K3 and assemble	AR27.51-P-0830A
6	Remove rear tubular shaft (45) from output shaft	According to condition: ↓
		Dismantle and assemble rear tubular shaft	AR27.50-P-0850A
N	Remove rear gear set (43) with integrated tubular shaft of center gear set from output shaft
	Conversion from 18° to 23° teeth in front and rear planetary gear set	Transmission 722.6	BT27.50-P-0012-01A
8	Remove thrust washer (43a)
9	Remove multi-disk brake B1 and oil pump, install		AR27.50-P-0721A
	Assembling
10	Mount thrust washer (43a) with the collar pointing towards the planet carrier
11	Mount rear gear set (43) with integrated tubular shaft of the center gear set on output shaft
12	Using grease, install lower three Teflon rings (42b) in the groove so that the joint stays together		*BR00.45-Z-1007-06A
13	Put rear tubular shaft (45) on output shaft	Inspect O-rings on hollow shaft, replace if necessary.
14	Install clutch K3 (44)
15	Mount circlip, shim, thrust needle bearing and thrust washer (42c - 42f)
16	Using grease, insert the upper two Teflon rings (42b) in the groove so that the joint remains together
17	Inspect axial play between shim (42e) and circlip (42f)		AR27.50-P-0810-01A  *BE27.50-P-1005-01A
18	Install multiple-disc clutch K1, K2 and K3		AR27.50-P-0621A

Multi-disk clutch

Number	Designation		Transmission 722.6
BE27.50-P-1005-01A	Axial play between shim and circlip	mm	0.15- 0.6

Repair materials

Number	Designation	Order number
BR00.45-Z-1007-06A	Grease	A 001 989 37 51