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Home >> Mercedes Benz >> 2007 >> S550 Base >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Air Intake, Turbo Charging -- S-Class (221) >> Testing & Repair >> Remove/install low temperature water circuit radiator - AR09.41-P-6935SZ

Remove/install low temperature water circuit radiator - AR09.41-P-6935SZ

ENGINE 275 (except 275.982) in MODEL 216, 221 

Fig 1: Identifying Low Temperature Water Circuit Radiator Components
G07630335Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Remove right engine intake air duct upstream of left air filter    
2 Remove expansion clip (7) from engine radiator    
3 Remove radiator grille from bumper Model 216
IMPORTANTInstallation:  First install radiator paneling in bumper.
 
4 Remove right air ducting (6)    
5 Remove front section of lower engine compartment paneling Vehicles without top protection AR61.20-P-1105SX
Vehicles with code Z07 Top protection AR61.20-P-1105SXS
6 Remove front section of fender liner in right front fender    
7 Loosen oil cooler and secure with cable tie Model 221.176, 216.376 AR18.30-P-1000SZ
8 Remove lower air ducting (5)    
9 Drain coolant from low temperature circuit   AR20.00-P-1142HM
10 Remove coolant hoses (9r, 9z) on low-temperature cooler (9) with hose clamp pliers with Bowden cable    
11 Press bracket (9h) upwards and unclip low temperature cooler (9) from engine radiator    
12 Unhook low temperature cooler (9) from engine radiator and raise low temperature cooler (9) somewhat    
13 Take low temperature cooler (9) down and out    
14 Install in the reverse order    
15 Bleed low temperature circuit   AR20.00-P-1145H
16 Inspect cooling system for leaks   AR20.00-P-1010HN