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Removing and installing check valve for fuel pump - AR47.20-P-5820F

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ENGINE 119.97, 120.980/981 

Fig 1: Identifying Check Valve For Fuel Pump Remove/Install Components (Engine 119.97, 120.980/981)
G04686353Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig. item, etc. Work instructions    
STOP Risk of explosion Pay attention to accident prevention regulations!  
53, 52 Fuel suction hose, fuel delivery hose SPECIAL TOOL pinch off Figure
REFER TO COMPONENT MODIFICATIONS Screw spindle pump replaces double fuel pump unit   BT47.20-P-0001-01A 
54a, 63 Cap nut, check valve replace copper seals (62, 62a)  
    TORQUE SPECIFICATION *BA47.20-P-1002-01A 
    TORQUE SPECIFICATION *BA47.20-P-1003-01A 
TORQUE SPECIFICATION FUEL PUMP

Number Designation Engine 104, 119, 120
BA47.20-P-1002-01A Cap nut of fuel pipe to fuel pump Nm 27
BA47.20-P-1003-01A Check valve to fuel pump Nm 27
Fig 2: Identifying Clamp (000 589 40 37 00)
G04686354Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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