Remove/install vent tube for transmission - AR26.10-P-0015MEV

TRANSMISSION 700.111 in MODEL 451.390/392/490/492 

Fig 1: Identifying Vent Tube For Transmission Remove/Install Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Vent Tube For Transmission Remove/Install Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove electric motor with transmission		AR08.10-P-0005MEX
	Clean
2	Clean working area in vicinity of breather cap (1) and metal sleeve (3)	Ensure that no dirt particles enter the transmission.
	Remove
3	Remove breather cap (1)
4	Insert blind rivet nut M6 (5) into metal sleeve (3) and rivet with hand riveter (4)
5	Position a suitable sleeve (6) over metal sleeve (3)	The inside diameter of the sleeve (6) must not be less than the outside diameter of the metal sleeve (3).
6	Screw bolt M6 (7) into blind rivet nut M6 (5) until the metal sleeve (3) is extracted
7	Insert needle nose pliers (9) into straight vent pipe (8) and press gently to wedge it in place and ensure a secure hold on the straight vent pipe (8)
8	Pull out straight vent pipe (8) using the needle nose pliers (9)
	Install
9	Insert new tapered vent pipe (8.1) into transmission housing (2) by hand	Align the tapered vent pipe (8.1) so that the taper (arrow a) points towards the gap between the shift shaft (10) and the threaded flange (2.1) (arrow b).
10	Fit new metal sleeve (3) and use drift (11) to drive it into the transmission housing until it touches the tapered vent pipe (8)	Drift punch	Fig 3
11	Attach breather cap (1)
12	Install electric motor with transmission		AR08.10-P-0005MEX

Fig 3: Identifying Drift Punch (104 589 01 43 00)

Courtesy of MERCEDES-BENZ USA