Remove/install aneroid capsules on turbocharger - AR09.40-P-1002CD

ENGINE 651 in MODEL 166, 172, 204, 207, 212, 218, 221 

Fig 1: Identifying Aneroid Capsules On Turbocharger Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove air filter housing	Only when removing boost pressure control flap aneroid capsule (1).	AR09.10-P-1150CD
2	Remove boost pressure control flap aneroid capsule (1)		AR09.40-P-1002-01CD
		Fastening nut on turbocharger vacuum unit	*BA09.40-P-1012-01P
		"Yellow" locking paint	*BR00.45-Z-1027-07A
		MOTOR 651 im TYP 204, 207, 212, 218, 221 Hand vacuum pump	Fig 2
		MOTOR 651 im TYP 204, 207, 212, 218, 221 Vacuum tester	Fig 3
3	Remove wastegate aneroid capsule (2)		AR09.40-P-1002-03CD
		Fastening nut on turbocharger vacuum unit	*BA09.40-P-1012-01P
		"Yellow" locking paint	*BR00.45-Z-1027-07A
		ENGINE 651 in MODEL 204, 207, 212, 218, 221	Fig 2
		Hand vacuum pump ENGINE 651 in MODEL 204, 207, 212, 218, 221 Vacuum tester	Fig 3
4	Remove turbocharger bypass flap aneroid capsule (3)	ENGINE 651 in MODEL 204, 207, 212	AR09.40-P-1002-02CD
		Fastening nut on turbocharger vacuum unit	*BA09.40-P-1012-01P
		"Yellow" locking paint	*BR00.45-Z-1027-07A
		ENGINE 651 in MODEL 204, 207, 212, 218, 221 Hand vacuum pump	Fig 2
		ENGINE 651 in MODEL 204, 207, 212, 218, 221 Vacuum tester	Fig 3
5	Install in the reverse order

TURBOCHARGER

Number	Designation			ENGINE 651
BA09.40-P-1012-01P	Fastening nut on turbocharger vacuum unit	M6	Nm	9

Fig 2: Identifying Hand Vacuum Pump (001 589 73 21 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Vacuum Tester (201 589 13 21 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
*BR00.45-Z-1027-07A	"Yellow" locking paint	Lackfabrik Bader GmbH & Co. KG