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Empty/fill fuel tank - AR47.10-P-4001SXI

MODEL 221 with ENGINE 651, 642, 629 

Fig 1: Identifying Empty/Fill Fuel Tank Components
G10127659Courtesy of MERCEDES-BENZ USA
  Drain     
DANGER Risk of explosion  caused by fuel igniting, risk of poisoning  caused by inhaling and swallowing fuel and risk of injury  to eyes and skin caused by contact with fuel No fire, sparks, open flames or smoking.
Pour fuels only into suitable and appropriately marked containers.
Wear protective clothing when handling fuel.
AS47.00-Z-0001-01A
DANGER Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns during starting procedure or when working near the engine as it is running Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.
AS00.00-Z-0005-01A
1 Open fuel filler flap and filler cap    
2 Push end of extraction hose (1) through filler neck and push filler pipe into right chamber (2r) of the fuel tank NOTES Only use the following extraction hose (1) otherwise there is threat of damage to the non-return throttle valve (3) and extraction hose (1):
NOTES Ground the extraction pump to avoid electrostatic charging.
Sucher and Plank extraction hose model 1700094 
Only this extraction hose (1) can be taken out of the filler pipe again due to its special form! Rubber or plastic hoses can get stuck on the non-return throttle valve (3)!
NOTES If the prescribed extraction hose (1) was not used unintentionally: Do not use any great force when pulling out the extraction hose (1).  Open non-return throttle valve (3) by hand and have the extraction hose (1) pulled out of the filler pipe by an assistant by:
 
Remove fuel pump (M3)
Pay attention to manufacturer's operating instructions and notes.
Fuel transfer unit - gasoline/diesel
AR47.20-P-5710SXI 
3 Pump off fuel using a tank emptying device IMPORTANT Only the right chamber (2r) of the fuel tank will be emptied!  
FLUID SPECIFICATION Fuel tank *BF47.10-P-1001-01H 
  Drain left chamber (2r) of fuel tank (B)     
4 Remove fuel pump (M3)   AR47.20-P-5710SXI 
5 Pull extraction hose (1) out of filler neck and push over right chamber (2r) into the left chamber (2l) of the fuel tank NOTES Handle extraction hose (1) carefully in order to avoid damage to the components installed in the fuel tank!  
6 Pump off fuel from left chamber (2l) of the fuel tank using a tank emptying device Fuel transfer unit - gasoline/diesel  
  Fill     
7 Pull extraction hose (1) out of right chamber (2r) of fuel tank and push in filler neck NOTES Handle extraction hose (1) carefully in order to avoid damage to the components installed in the fuel tank!
NOTES Ground the extraction pump to avoid electrostatic charging.
IMPORTANT Observe manufacturer's operating instructions and notes.
 
8 Install fuel pump (M3)   AR47.20-P-5710SXI 
9 Pump fuel into fuel tank    
10 Pull extraction hose (1) out of filler neck and close fuel filler flap as well as tank cap    
FUEL TANK

Number Designation Model 221.022/028/054/056/070/071/080/084/086/087/095/122/128/154/156/170/171/176/180/184/186/187/195 Model 221.003/026/057/073/082/083/094/103/126/157/173/182/183/194 with code 830 Model 221.003/026/057/073/082/083/094/103/126/157/173/182/183/194 without code 830
BF47.10-P-1001-01H Fuel tank capacity Total filling capacity Liters 90 83
Reserve capacity Liters 11 11