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Remove/Install Expansion Reservoir - AR20.30-P-4950MNE

Engine 177 in Model 213 

Shown on engine 177 in Model 213.089 

Fig 1: Expansion Reservoir Components Location - Engine 177 In Model 213.089
G13745185Courtesy of MERCEDES-BENZ USA
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 pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.
AS20.00-Z-0001-01A 
  Notes on coolant   AH20.00-N-2080-01A 
  Notes on coolant level   AH20.00-P-1142-01CW 
REMOVINGINSTALLING Remove/install     
1 Remove cap (1)    
2 Suction coolant out of the expansion reservoir (2) SPECIAL TOOL Hand pump Fig 2
3 Remove bleed line (5) from expansion reservoir (2)   AR20.20-P-7441-01RQ 
4 Remove expansion reservoir (2) from holder (3)    
5 Remove coolant hose (4) from expansion reservoir (2) Engine 177 in Model 213.089/289 AR20.20-P-7441-01RQ 
SPECIAL TOOL Engine 177 in Model 213.088/288 Hose clamp pliers Fig 3
6 Release and disconnect electrical connection on expansion reservoir (2)    
7 Remove expansion reservoir (2)    
8 Install in the reverse order    
9 Check engine cooling system for leaktightness   AR20.00-P-1011OLC 
WARNING Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running. Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
10 Perform an engine test run and check engine cooling system for proper operation    
Fig 2: Identifying Hand Pump (210 589 00 71 00)
G11975242Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Hose Clamp Pliers (003 589 03 37 00)
G11065550Courtesy of MERCEDES-BENZ USA