Remove/Install Window Lifter Valve Unit - AR72.10-P-0012LF

Model 222 

with code Z07 (B7 armoring on special protection version) 

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
	Remove/install
1	Remove front door lining	: Install door lining on front door only after bleeding the hydraulic system for power window.	AR72.10-P-1000LF
2	Release pressure in pressure reservoir for hydraulic power window in rear door		AR72.10-P-1800-06LFS
3	Mark electrical connectors (1) and disconnect	Ensure that the electrical connectors (1) are not mixed up. Otherwise the power windows may be damaged.
4	Mark and detach hydraulic lines (2)	: Replace seals of hydraulic lines (2) and observe markings. Collect escaping oil in a suitable vessel.
5	Remove screws (3) and take off valve unit (4)	Bolt, valve unit to basic carrier	*BA72.10-P-1012-01Y
6	Install in the reverse order
7	Bleed window lifter hydraulic system
	Hydraulic fluids (Specification 345.0)		BB00.40-P-0345-00A
			AR72.10-P-0018-01LF