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Home >> Mercedes Benz >> 2002 >> CLK430 2D Convertible >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sliding Roof, Soft Top -- 208 Chassis >> Testing & Repair >> Remove/install soft top actuation hydraulic cylinder - AR77.37-P-4171KA

Remove/install soft top actuation hydraulic cylinder - AR77.37-P-4171KA

MODEL 208.435 /444 /445 /447 /448 /465 /470 

Fig 1: Identifying Soft Top Actuation Hydraulic Cylinder Remove/Install Components
G04729538
REMOVINGINSTALLING Remove/install     
DANGER Risk of injury caused by moving parts that can pinch, crush or  , in extreme cases even sever  extremities. No parts of the body or limbs should be within the operating range of the mechanism when components are in motion. AS00.00-Z-0009-01A
DANGER Risk of injury  to skin or eyes from hydraulic fluid spraying out under pressure. Risk of poisoning  caused by swallowing hydraulic fluid. Depressurize the hydraulic system completely before starting any work on the system. Wear protective clothing and safety glasses. AS00.00-Z-0013-01A
DANGER Risk of injury  from roll bar extending Extend roll bar before working in the roll bar area AS91.00-Z-0003-01KA
1 Remove side panelings in left and right rear   AR68.30-P-4780KA
2 Close soft top IMPORTANT Leave soft top bow and soft top compartment lid in upright position  
3 Unscrew mounting screws (1) from main bearing IMPORTANT Previously mark soft top main bearing on mounting plate to facilitate installation.  
    TORQUE SPECIFICATION *BA77.30-P-1001-01A 
4 Expose hydraulic lines NOTES If necessary, detach cable strap and electrical lines to prevent lines from damaging.  
5 Lift soft top until hydraulic cylinder is accessible    
6 Unclip retaining bolts (7) and pull out    
7 Open counternut (2) on mounting screw (3). TORQUE SPECIFICATION *BA77.37-P-1001-01C 
8 Pull out mounting screw (3). IMPORTANT Plastic washers are inserted in the hydraulic cylinder mounting hole (4).  
9 Remove hydraulic cylinder (4) from soft top support downward.    
10 Press hydraulic cylinder (4) together    
11 Press off retainer (5) and pull out hydraulic line (6). NOTES Immediately plug hydraulic line (6) with stop plug SPECIAL TOOL and connector on hydraulic cylinder (4) with blind plug SPECIAL TOOL .  
    SPECIAL TOOL Stop plug No. -07 Figure
    SPECIAL TOOL Blind plug No. -01 Figure
12 Remove hydraulic cylinder (4).    
13 Install in the reverse order    
14 Bleed hydraulic system   AR77.37-P-1000-03KA 
15 Check oil level of hydraulic system IMPORTANT if necessary, add oil through oil filler screw↓  
REFER TO CAPACITIES & SPECIFICATIONS   See operating sheet specifications BB00.40-P-0343-00A
    TORQUE SPECIFICATION Oil filler screw *BA77.37-P-1003-01C 
16 Check for proper function and leakage    
TORQUE SPECIFICATION SOFT TOP

Number Designation Model 208.4
BA77.30-P-1001-01A Bolt, soft top main bearing to body mounting plate Nm 20
TORQUE SPECIFICATION SOFT TOP - HYDRAULICS

Number Designation Model 208.4
BA77.37-P-1001-01C Bolt, main drive cylinder to soft top main bearing Nm 48
BA77.37-P-1003-01C Oil filler screw to hydraulic unit reservoir Nm 2
Fig 2: Identifying Set Of Stop Plugs (129 589 00 91 00)
G04729539