Retrofit leak oil line to the unit pumps · an0703w0100a · Mercedes-Benz WIS

AN07.03-W-0100A

Retrofit leak oil line to the unit pumps

13.12.07

MODEL 930, 932, 933, 934, 950, 952, 953, 954 with ENGINE 541.9

MODEL 930, 932, 934, 950, 952, 954 with ENGINE 542.9

Retrofit leak oil line to the unit pumps

W07.03-1035-05

Shown on engine 541.9

1 Banjo bolt

2 MR/PLN unit pump

9 Fuel pipe

W07.03-1036-06

Shown on engine 541.9

2 MR/PLN unit pump

3 Retaining plate

5 Leak oil line (metal)

6 Leak oil line (plastic)

9 Fuel pipe

W07.03-1037-12

Shown on engine 541.9

7 Fuel filter housing

8 Banjo bolt for fuel filter housing

	Removing
1	Remove MR/PLN unit pumps (2)	 The MR/PLN unit pumps (2) must not be marked.
	Remove MR/PLN unit pump, install	MODEL 930, 932, 933, 934	AR07.15-W-8950G
		Model 950, 952, 953, 954	AR07.15-W-8950B
2	Remove retaining plate (3)
3	Remove fuel line (9)	 Only for engine 541.9 up to engine end no. 224955 and engine 542.9 up to engine end no. 225130.
4	Remove banjo bolt (1)
5	Remove leak oil line on cylinder head to fuel filter housing (7)	 To do this remove banjo bolt for fuel filter housing (8) on fuel filter housing (7).
	Install
6	Install new MR/PLN unit pumps (2)
	Remove MR/PLN unit pump, install	Model 930, 932, 933, 934  Only perform operation steps 15 to 18.	AR07.15-W-8950G
		Model 950, 952, 953, 954  Only perform operation steps 15 to 18.	AR07.15-W-8950B
7	Screw in new banjo bolt (1) instead of the previous banjo bolt (1)	 Install new sealing rings.
			*BA47.25-N-1005-01B
8	Install leak oil line (6) on cylinder head to fuel filter housing (7)	 Screw new leak oil line (6) to the MR/PLN unit pumps (2) for the first and last cylinder.
			*BA47.25-N-1006-01B
9	Install leak oil lines (metal) (5) between the MR/PLN unit pumps (2)	 Install leak oil lines (metal) (5) first on right cylinder bank from the first to the last MR/PLN unit pump (2) and then on the left cylinder bank from the last to the first MR/PLN unit pump (2) free of tension.
			*BA47.25-N-1012-01B
10	Install retaining plate (3)
11	Connect MR/PLN unit pumps (2) and reassemble engine
	Remove MR/PLN unit pump, install	Model 930, 932, 933, 934  Perform work from operation step 19.	AR07.15-W-8950G
		Model 950, 952, 953, 954  Perform work from operation step 19.	AR07.15-W-8950B

 Fuel pipes/hoses

Number	Designation			Engine 541.9, 542.9


BA47.25-N-1005-01B	Banjo bolt of fuel line to fuel overflow valve	M161.5	Nm	50
BA47.25-N-1006-01B	Banjo bolt, leak fuel line to banjo bolt for fuel filter housing	M81	Nm	15
BA47.25-N-1012-01B	Banjo bolt, leak oil line to MR/PLN unit pump		Nm	15

Parts ordering notes

Part no.	Designation	Quantity
A 029 074 08 02 05	Parts kit for engine 541.9 fuel filter high	1
A 029 074 09 02 05	Parts kit for engine 541.9 fuel filter low	1
A 029 074 10 02 05	Parts kit for engine 542.9 fuel filter high	1
A 029 074 11 02 05	Parts kit for engine 542.9 fuel filter low	1
A 541 070 79 32	Fuel line only for engine 541 to engine end no. 224955	1
A 541 070 79 32	Fuel line just for engine 542 to engine end no. 225130	1
A 000 990 93 63	Banjo bolt	1

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