Remove/install radiator - AR20.20-P-3865MCU

ENGINE 132.910 in MODEL 451.3/4 

Fig 1: Identifying Radiator Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove front module		AR62.30-P-1575MCU
2	Remove condenser	On vehicles with code (I01) Air conditioning Plus	AR83.30-P-6540MCU
3	Drain coolant at radiator (1)		AR20.00-P-1142MCU
4	Detach hose clamp (4) on expansion reservoir (3)	Replace hose clamp (4).
5	Loosen expansion reservoir (3) from bracket (arrow A) on radiator support, detach from radiator (1) coolant hose (2) and lay to one side with attached coolant hoses	Secure expansion reservoir (3) against falling down using a suitable cable tie.
6	Carefully lead radiator (1) on the left side on the brackets (arrows B) and take off
7	Install in the reverse order