Remove/Install Rear Axle Spring - AR32.20-P-0232SG
Model 223
with code Z07 (B7 armoring on special protection version)
MODIFICATION NOTES
| 06.09.2021 | "Support spring link with major assembly mount" added | Operation step 8 |
| Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension | Use only approved tensioning devices; additionally screen off hazardous area if necessary. Check special tools for damage and proper operation (visual inspection). Wear protective gloves. | AS00.00-Z-0001-01A | |
| Notice | Notes on self-locking nuts and bolts | AH00.00-P-0001-01KOA | |
| Notice | Notes on handling, transport and storage of composite brake disks | AH42.10-P-9406-12LF | |
| Notice | Notes on threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | |
| Notice | Notes on air suspension | AH32.22-P-1000-01T | |
| Notes on repair work on suspension components | AH00.00-P-0100-01A | ||
| Remove/install | |||
| 1 | Remove corresponding rear wheel. | AR40.10-P-1102A | |
| 2 | Reduce pneumatic pressure of suspension struts (2) using diagnostic system. | ||
The complete wheels must not touch the ground Otherwise the suspension struts (2) can be damaged and subsequently malfunction. |
AD00.00-P-2000-06FR | ||
| 3 | Remove tie rod. | AR35.20-P-0109SG | |
| 4 | Insert clamping plates (4.1) into rear axle spring (1) as shown. | Check for correct seating of Otherwise they may slip off. |
Fig 1 |
| 5 | Position tensioning device (4) at clamping plates (4.1) as shown and tension rear axle spring (1). | Otherwise they may slip off. Do not use an impact wrench. Otherwise, the |
Fig 1 |
| Fig 2 | |||
| 6 | Remove threaded connection (2.1) and remove suspension strut (2) at spring link (3). | *BA32.25-P-1005-04O | |
| 7 | Loosen threaded connection (3.1) of spring link (3) at rear axle carrier. | *BA35.20-P-1003-01J | |
| 8 | Support spring link (3) in area of wheel carrier with major assembly mount. | ||
| 000 588 24 62 00 Major assembly mount | WS01.00-P-0253B | ||
| 9 | Remove threaded connection (3.2) of spring link (3) at wheel carrier. | *BA35.20-P-1002-01J | |
| 10 | Lower major assembly mount and fold spring link (3) downward and remove rear axle spring (1) with spring seat (1.1). | Fold spring link (3) downward carefully. Otherwise wheel carrier will be damaged. |
|
| 11 | Carefully release tensioning device (4) and remove rear axle spring (1). | Fig 1 | |
| Fig 2 | |||
| 12 | Check spring seat (1.1) for damage. | If there is a problem, ↓ replace spring seat (1.1). |
|
| 13 | Repair paint damage at rear axle spring (1). | When reinstalling rear axle spring (1). Only repair paint damage using a black touch-up paint pen. Otherwise it could lead to confusion with the color marking of the rear axle springs (1). |
|
| 14 | Install in the reverse order. |
SUSPENSION STRUTS
| Number | Designation | Model 223 with code Z07 (B7 armoring on special protection version) | ||
|---|---|---|---|---|
| BA32.25-P-1005-04O | Nut, suspension strut at rear to spring control arm | Stage 1 | Nm | 80 |
| Stage 2 | ∠° | 90 | ||
SPRING CONTROL ARM
| Number | Designation | Model 223.0/9 Model 223.1 except code ME10 (Hybrid vehicle (plug-in, PHEV)) except code Z07 (B7 armoring on special protection version) | Model 223.1 with code Z07 (B7 armoring on special protection version) | |||
|---|---|---|---|---|---|---|
| BA35.20-P-1002-01J | Nut, spring control arm to wheel carrier | M16 | Stage 1 | Nm | - | 180 |
| Stage 2 | ∠° | - | 180 | |||
SPRING CONTROL ARM
| Number | Designation | Model 223.1 with engine 177.8 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | Model 223.1 with engine 256 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | |||
|---|---|---|---|---|---|---|
| BA35.20-P-1002-01J | Nut, spring control arm to wheel carrier | M16 | Stage 1 | Nm | - | - |
| Stage 2 | ∠° | - | - | |||
SPRING CONTROL ARM
| Number | Designation | Model 223.0/9 Model 223.1 except code ME10 (Hybrid vehicle (plug-in, PHEV)) except code Z07 (B7 armoring on special protection version) | Model 223.1 with code Z07 (B7 armoring on special protection version) | |||
|---|---|---|---|---|---|---|
| BA35.20-P-1003-01J | Screw, Spring control arm to rear axle carrier | M12 | Stage 1 | Nm | 60 | 200 |
| Stage 2 | ∠° | 180 | 180 | |||
| M16 | Nm | - | - | |||
SPRING CONTROL ARM
| Number | Designation | Model 223.1 with engine 177.8 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | Model 223.1 with engine 256 with code ME10 (Hybrid vehicle (plug-in, PHEV)) | |||
|---|---|---|---|---|---|---|
| BA35.20-P-1003-01J | Screw, Spring control arm to rear axle carrier | M12 | Stage 1 | Nm | 60 | 60 |
| Stage 2 | ∠° | 90 | 180 | |||
| M16 | Nm | - | - | |||