Attach/detach test adapter to XENTRY for guided measurement for return quantity of pressure limiting valve

AR07.16-W-0160HA

10.04.2019

Engine	470.9 in model 963, 964
	except code M5A (2. Engine generation OM470)
Engine	471.9## ## as of 032691 in model 963, 964
	except code M5B (2. Engine generation OM471)
Engine	473.9 in model 963, 964

Modification notes

27.04.2016

Due to limited accessibility, use a commercially available screwdriver bit, extra long TX60, added.

Operation steps 3 and 6

Attach/detach test adapter to XENTRY for guided measurement for return quantity
of pressure limiting valve

Shown on engine 470.9

1	Rail
2	Fuel line
3	High pressure pipe
4	Screw
5	Fuel filter module

W07.16-1153-06

Shown on engine 470.9

1	Rail
2	Fuel line
3	High pressure pipe
5	Fuel filter module
6	Test adapter
7	Plug

W07.16-1154-06

 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 contactwith fuel.	No fires, sparks, open flames or smoking. Pour fuels into suitable and appropriately marked containers only. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
 Danger	Risk of explosion caused by fuel igniting. Risk of injury to skin and eyes caused by fuel spraying out at high pressure	Keep all ignition sources out of hazard area. Do not carry out any work on system when it is pressurized.	AS07.16-Z-0001-01B
Topical note	Notes on avoiding damage through contamination and foreign objects		AH00.00-N-5000-01H
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Attach, remove
1.1	Remove resonator	ENGINE 471.9, 473.9
			AR13.10-W-5840HA
1.2	Remove high-pressure line (3) to rail (1)	ENGINE 470.9
			AR07.16-W-1004HA
2	Remove screw/bolt (4)
3	Remove fuel line (2) from rail (1)	 Due to the limited accessibility a commercially available screwdriver bit extra long TX60 should be used.
		 Installation: Install new sealing rings.
		 Banjo bolt, fuel line to rail (pressure limiting valve return)	*BA07.16-N-1024-03A
4	Remove fuel line (2) on fuel filter module (5)	 Installation: Install new sealing rings.
		 Banjo bolt, fuel line from rail (pressure limiting valve return) to fuel filter module	*BA07.16-N-1045-03A
5	Fit stop plug (7) to fuel filter module (5)	 Stop plug (return flow measurement) to fuel filter module	*BA07.16-N-1050-03A
		 Plug	*470589189100
6	Attach test adapter (6) to rail (1)	 Due to the limited accessibility a commercially available screwdriver bit extra long TX60 should be used.
		 Banjo bolt, test adapter to rail	*BA07.16-N-1039-03A
		 Test adapter	*470589022100
7	Connect test adapter (6) to measuring tank	 Test adapter	*470589022100
8	Re-install high-pressure line (3) to rail (1) for the measurement	Only for engine 470.9.
			AR07.16-W-1004HA
9	Disassemble in the reverse order