Bleed low pressure fuel circuit · ar0716d0100a · Mercedes-Benz WIS

AR07.16-D-0100A

Bleed low pressure fuel circuit

10.7.00

ENGINES 611.981 /987 in MODELS 901.6, 902.6, 903.6, 904.6

ENGINE 612.981 in MODELS 902.6, 903.6, 904.6, 905.6

ENGINE 612.981 in MODELS WD1, WD2, WD3, WD6, WD7, XD1, XD2, XD3, XD4, XD5, XD6, XD7, YD1, YD2, YD3, YD4, YD5, YD6, YD7

ENGINE 611.983 in MODELS 690.6, 903, 904

P07.16-2527-06

1 Vacuum line

2 Fuel return line

3 Predelivery pump

4 Vent line

5.1  Diesel breather pump

5.2  Connector

6.1  Hand pump

6.2 Vessel

Modification notes

17.2.03

SWZ 210 589 00 71 00 replaced by WH58.30-Z-1007-24A

Stage 5

 	Removing/installing
 Danger!	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. Only pour fuels into suitable and appropriately marked containers. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
1	Detach vacuum line (1) at the vacuum pump
2	Remove fuel return line (2) on predelivery pump (3)	 Cover poly-V-belt since flowing-out fuel can cause damage.  Collect fuel which flows out.	AR47.25-P-1000-01A
3	Prepare vent line (4)
	Line for bleeding low pressure fuel circuit		WF58.50-D-0716-01A
4	Connect vent line (4) to the predelivery pump (3)
5	Remove air from fuel system	Bleed using hand pump (6.1)	AR07.16-D-0100-01A
		 Hand pump	*210589007100
		Bleed using diesel breather pump (5.1)	AR07.16-D-0100-02A
		 Diesel breather pump	*WH58.30-Z-1006-24A
6	Install in reverse order
	Checking
 Danger!	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.	AS00.00-Z-0005-01A
7	Start engine and run at idling speed
8	Stop engine and inspect fuel system for leaks

Hand pump

210 589 00 71 00

Commercially available tools

Number	Designation
WH58.30-Z-1006-24A	Diesel breather pump

ar0716d010001a Bleed air from low pressure fuel circuit with hand pump
ar0716d010002a Bleed air from low pressure fuel circuit with diesel breather pump
ar4725p100001a Disconnect fuel lines from engine, reconnect
as0000z000501a 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.
as4700z000101a 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 contactwith fuel.
wf5850d071601a Line for bleeding low pressure fuel circuit