Remove/install pulsation damper - AR32.50-P-0013RZ

ENGINE 277, 279 in MODEL 222 

with CODE 487 (Active Body Control (ABC)) 

ENGINE 279 in MODEL 231 

with CODE 487 (Active Body Control (ABC)) 

Shown on ENGINE 279 in MODEL 231 

Fig 1: Pulsation Damper Remove/Install Components - Shown On Engine 279 In Model 231

Courtesy of MERCEDES-BENZ USA

	Risk of injury  to skin or eyes from hydraulic fluid spraying out under pressure. Risk of poisoning  from swallowing hydraulic fluid.	Depressurize hydraulic system completely before starting any work on it. Wear protective clothing and safety glasses.	AS00.00-Z-0013-01A
	Notes on Active Body Control suspension		AH32.50-P-0001-01N
	Notes on Active Body Control suspension		AH32.50-P-0001-01LF
	Remove/install
1	Remove Active Body Control (ABC) hydraulic pump (2)	ENGINE 277, 279 in MODEL 222 with CODE 487 (Active Body Control (ABC))	AR32.50-P-0030LC
		ENGINE 279 in MODEL 231 with CODE 487 (Active Body Control (ABC))	AR32.50-P-0030RY
2	Clean the area around the pulsation damper (1)
3	Clamp fixing arm (3) of Active Body Control (ABC) hydraulic pump (2) in vise so that the pulsation damper (1) points downwards	Unscrew pulsation damper (1) from Active Body Control (ABC) hydraulic pump (2) holding it downwards all the time. Otherwise dirt can enter the Active Body Control hydraulic pump (ABC) (2) which can lead to failure of the ABC system.
4	Unscrew pulsation damper (1) from Active Body Control (ABC) hydraulic pump (2)	Make sure that the sealing ring (5) is seated correctly. ENGINE 277, 279 in MODEL 222 with CODE 487 (Active Body Control (ABC))	*BA32.00-P-1005-01D
		ENGINE 279 in MODEL 231 with CODE 487 (Active Body Control (ABC))	*BA32.00-P-1007-01B
5	Install in the reverse order