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Home >> Mercedes Benz >> 2019 >> Sprinter 3500XD Van Cargo Extended, 4WD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control >> Testing & Repair >> Remove/Install Circulation Pump - Ar83.25-D-1171TS
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Remove/Install Circulation Pump - Ar83.25-D-1171TS

Model 907 with engine 642 

Model 907 with engine 651 

Shown on model 907 with engine 651 

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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.
 
REMOVINGINSTALLING Remove/install     
1 Remove air filter housing    
Model 907 with engine 642 AR09.10-D-1150TSV
Model 907 with engine 651 AR09.10-D-1150TS
2 Detach hoses (2) SPECIAL TOOL Clamp Fig 2
3 Remove hoses (2) from circulation pump (1) IMPORTANT Collect escaping coolant.  
    SPECIAL TOOL Hose clamp pliers Fig 1
4 Disconnect electrical connector (3)    
5 Remove circulation pump (1) from holder (4)    
6 Install in the reverse order    
INSPECT Check     
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
7 Perform an engine test run and check circulation pump (1) for proper operation    
8 Check engine cooling system for leaktightness   AR20.00-D-1011TS
Fig 1: Hose Clamp Pliers (454 589 00 37 00)
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Fig 2: Clamp (000 589 40 37 00)
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