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Home >> Mercedes Benz >> 2021 >> S560 4Matic >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sliding Roof, Soft Top, Top Attachments - 217 Chassis >> Testing & Repair >> Remove/Install Soft Top Mechanism Hydraulic Cylinder - AR77.37-P-4171LCA

Remove/Install Soft Top Mechanism Hydraulic Cylinder - AR77.37-P-4171LCA

Model 217.4 

G15300939Courtesy of MERCEDES-BENZ USA
G15300940Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  when performing check and repair work in area of roll bar Keep body parts out of the area where the roll bars extend.
Do not use the cover in the area of the roll bar as a storage place for objects.
AS91.00-Z-0003-01LCA
WARNING Risk of injury  during testing and repair operations related to pyrotechnical components Do not expose pyrotechnical component parts to temperatures above 100°C or 212°F.
Disconnect current supply when working on such component parts.
AS91.00-Z-0008-01A
WARNING 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
WARNING Risk of injury  . Moving parts can pinch, crush or, in extreme cases even sever extremities. No parts of the body or limbs should be within the operating area of mechanical components when moving components. AS00.00-Z-0009-01A
  Information, assessment and legal requirements when working with, handling and storing pyrotechnical components   AH91.00-Z-0000-10A
REMOVINGINSTALLING Remove/install     
1 Close soft top With soft top open.  
2 Move soft top compartment lid upright    
3 Secure soft top compartment lid against falling down INSTALLATION NOTES :
Hydraulic system is depressurized, carefully lay down soft top compartment lid.
Otherwise damage can occur.
INSTALLATION NOTES :
Alway remove suitable tools (B) from holes in hinges (A).
Otherwise the soft top compartment can be damaged.
IMPORTANT For this purpose insert suitable tools (B) into holes in hinges (A).
 
4 Secure soft top bow against lowering    
5 Wait until hydraulic system is unpressurized IMPORTANT The pressure in the hydraulic system dissipates by itself after approx. 5 to 10 minutes. When the ignition is switched on, a warning tone sounds, when the pressure in the hydraulic system decreases. When the warning tone goes out, the hydraulic system is unpressurized.  
6 Cover vehicle in left and right rear area    
7 Remove seat cushion   AR91.12-P-1020LF
8 Remove seat backrest   AR91.12-P-1620LF
9 Detach sidebag unit in rear and lay down to side with electrical line connected   AR91.60-P-0694LF
10 Expose hydraulic lines (2, 3)    
11 Remove retainer (5) from pin (7)    
12 Pull out bolts (7) and unhook cable (6) for side cover    
13 Remove retainer (4) from pin (11)    
14 Pull out pin (11) IMPORTANT Pull pin (11) out until hydraulic cylinder (1) can be removed.
For this purpose push insulating mat (10) slight toward side.
 
15 Remove hydraulic cylinder (1) with hydraulic lines (2, 3) connected and lay down to side.    
16 Remove locking plates (8) from hydraulic lines (2, 3)    
17 Pull hydraulic lines (2, 3) out of hydraulic cylinder (1)    
18 Catch hydraulic oil running out with suitable aid.    
19 Replace sealing rings (9) on hydraulic lines (2, 3)    
REFER TO CAPACITIES & SPECIFICATIONS   IMPORTANT Sheet 343.0
IMPORTANT Coat new sealing rings (9) with hydraulic oil.
BB00.40-P-0343-00A
20 Install in the reverse order    
21 Check oil level of hydraulic system, correct if necessary   AR77.37-P-3501LCA