Float component description - GF27.10-P-5109GZ

TRANSMISSION 722.9 in MODEL 164.1/8, 204.0, 216, 221, 251.0/1 up to Model Year 8 

Fig 1: Locating Float 1 And 2

Courtesy of MERCEDES-BENZ USA

Location 

Float 1 and float 2 are mounted on the electric control unit (VGS).

Function 

As the oil level rises, float 1 and float 2 seal the transfer ducts between the oil gallery and the gear set chamber.