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Home >> Mercedes Benz >> 2021 >> E450 Base, 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - 238 Chassis >> Testing & Repair >> Remove/Install Radiator >> Remove/Install Radiator - AR20.20-P-3865MND

Remove/Install Radiator - AR20.20-P-3865MND

Engine 276.8 in model 213, 238 

Fig 1: Radiator Components Location - Engine 276.8 In Model 238
G15375197Courtesy of MERCEDES-BENZ USA
G15375198Courtesy of MERCEDES-BENZ USA
G15375199Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  . Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
WARNING Risk of injury  to skin and eyes suffering scalding from contact with hot coolantspray.
Risk of poisoning  from swallowing coolant.
Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the overpressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.
AS20.00-Z-0001-01A 
CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.
AS00.00-Z-0017-01A
Notice  Notes on coolant   AH20.00-P-2080-01KOA 
  Notes on coolant level   AH20.00-P-1142-01CW 
REMOVINGINSTALLING Remove/install     
1 Drain off coolant of engine cooling system INSTALLATION IMPORTANT : Only attach lower engine compartment panelings after the leak test. AR20.00-P-1142OLC 
2 Unclip coolant line (14) on cross strut over the radiator package    
3 Remove cross strut over radiator package Engine 276.8 in model 213 AR62.30-P-1570LW
    Engine 276.8 in model 238 AR62.30-P-2200LWO
4 Remove fan unit (13)   AR20.40-P-5050MND 
5 Unclamp air duct segment (7)    
6 Detach coolant hoses (3, 4, 5) at radiator (12)   AR20.20-P-7441-01RQ 
7 Unscrew screw/bolts (9)    
8 Unclip air duct segment (6)    
9 Unhook radiator (12) from supporting frame and pull out upwards INSTALLATION IMPORTANT : Pay attention to correct seating of radiator (12) in supporting frame.  
10 Check radiator (12) for signs of damage When reusing of the radiator (12).
If damage is present

Replace the radiator (12).
 
11 Install in the reverse order