Remove/install fuel tank - AR47.10-P-4100V

MODEL 171 with ENGINE 113.989, 271, 272 

Fig 1: Identifying Fuel Tank Components - Shown On Model 171.442

Courtesy of MERCEDES-BENZ USA

Shown on model 171.442 

Fig 2: Identifying Fuel Tank Components

Courtesy of MERCEDES-BENZ USA

	Remove/Install
	Risk of explosion  caused by fuel igniting, risk of poisoning  caused by inhaling and swallowing fuel as well as 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.	-
1.1	Close Vario roof	With Vario roof open. The fuel tank can only be removed if Vario roof is closed.
2	Drain fuel tank (80)		AR47.10-P-4001V
		Fuel tank capacity	*BF47.10-P-1001-01A
3	Remove top fuel tank cover		AR64.20-P-1080V
	Risk of death  cased by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the hydraulic hoist and position the four support plates below the hoist support points specified by the vehicle manufacturer.	-
4	Raise vehicle.		AR00.60-P-1000V
5	Detach tank vent hose (22)	Vehicles with the USA version, code 491: This connection is located on the top right at the tank.
6	Dismount fuel hose (21)	Collect remaining fuel, seal connections. Installation:  Replace clamp.
		Set of plugs	Fig 4
7	Slacken boot (23) from the circular groove and press into the vehicle interior
8	Lower vehicle		AR00.60-P-1000V
9	Turn around insulation mat (83) toward top
10	Disconnect electrical connector (81) at fuel filter (84) and loosen cable from fuel tank (80)
11	Unscrew nuts (82).	Installation:  The threaded bolts must be seated exactly in the center of the holes.
			*BA47.10-P-1008-01B
12	Pull back inner boot (70) into the vehicle interior
13	Lift the fuel tank (80) and pull it a little to the left	Do not damage seal boot (75).
14	Detach seal boot (75) from filler neck	Check the seal boot for damage and replace if necessary.
15	Swivel the bottom side of the fuel tank (80) to the rear and remove the fuel tank (80)
16.1	Screw puller into the pins (77) and pull out pins (77)	When replacing the fuel tank (80).
		Extractor	Fig 3
17.1	Remove the narrow part of the filler neck (76)	When replacing the fuel tank (80).
18.1	Dispose of fuel tank (80)	When replacing the fuel tank. If the fuel tank is replaced, the following components must be removed: ↓
		Remove fuel filter (84)	AR47.20-P-5510V
		Remove fuel level sensor	AR47.10-P-7000V
		Remove fuel pump	AR47.20-P-5710V
	Disposing of fuel tanks		OS47.10-P-0001-01A
19	Install in the reverse order
	Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns when working in engine during starting procedure	Secure vehicle to prevent it from moving. Wear closed and snug-fitting work clothes. Do not grasp hot or rotating parts.	-
20	Carry out engine test run	Check fuel system for leaks.

Fig 3: Identifying Extractor (123 589 05 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Set Of Stop Plugs (129 589 00 91 00)

Courtesy of MERCEDES-BENZ USA