Remove/install tensioning rail - AR05.10-P-8127EW

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ENGINES 272, 273 in MODEL 212

Fig 1: Tensioning Rail Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove camshaft adjuster	Camshaft adjuster of intake camshaft	AR05.20-P-7201EWE
		Camshaft adjuster of exhaust camshaft	AR05.20-P-7201EWA
2	Remove tensioning rail bolt		AR01.30-P-5800-04V
			Fig 3
			Fig 4
		Apply sealant to tensioning rail bolts before assembly.	Fig 2
		Loctite sealant 5970	*BR00.45-Z-1013-01A
3	Pull tensioning rail (1a) upwards and out of timing case
4	Install in the reverse order

Fig 2: Identifying Squeeze Gun (112 589 00 25 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Impact Extractor (116 589 20 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Threaded Stud (116 589 01 34 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1013-01A	Loctite sealant 5970	A 003 989 98 20