Disconnect hydraulic lines from hydraulic pump and connect - AR77.37-P-1000-04V

HYDRAULIC SOFT TOP

Number	Designation			Model 171
BA77.37-P-1001-01A	Emergency actuation valve (N) on hydraulic unit		Nm	2.5
BA77.37-P-1001-01A	Emergency actuation valve (N) on hydraulic unit	Fig., see		-
BA77.37-P-1002-01A	Bolt, connection plate to hydraulic unit		Nm	5

Fig 1: Identifying Set Of Plugs (129 589 00 91 00)

Courtesy of MERCEDES-BENZ USA

Open emergency opening valve (1) on soft top mechanism hydraulic unit (A7/5) two turns and close again.

Fig 2: Identifying Emergency Opening Valve And Mechanism Hydraulic Unit
Courtesy of MERCEDES-BENZ USA
Unscrew bolts (2).
Installation: Observe tightening torque for bolts (2).
Remove connection plates (3) from soft top mechanism hydraulic unit (A7/5).
Disconnect hydraulic lines (4) from soft top mechanism hydraulic unit (A7/5).
Lay rag under soft top mechanism hydraulic unit (A7/5), close hydraulic lines (4) and connections on soft top mechanism hydraulic unit (A7/5) with plug to prevent soiling vehicle passenger compartment

Observe marking on hydraulic lines (4). The connections on soft top mechanism hydraulic unit (A7/5) and hydraulic lines (4) are number-coded
Connect hydraulic lines (4) in opposite order.

Fig 3: Identifying Mechanism Hydraulic Unit, Connection Plates And Hydraulic Lines
Courtesy of MERCEDES-BENZ USA