Remove/Install Rear Axle Brake Disk - AR42.10-P-0240S
Model 223
MODIFICATION NOTES
| 21.03.2022 | Operation step variant created. | Operation step 4. | |
| 12.10.2023 | Screw, brake caliper/brake caliper support to wheel carrier | Model 223 with code Z07 | BA42.10-P-1001-12Y |
| Risk of injury . Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| Notice | Notes on evaluating brake disks with and without wear holes | AH42.10-P-9406-14A | |
| Notice | Notes on threaded connections fastened using a tightening angle-based tightening process | AH00.00-P-0020-01A | |
| Notice | Notes on handling, transport and storage of ceramic brake disks | AH42.10-P-9406-13A | |
| Notice | Notes on handling, transport and storage of composite brake disks | AH42.10-P-9406-12LF | |
| Notice | Notes on self-locking nuts and bolts | AH00.00-P-0001-01KOA | |
| Notice | Notes on repairs to brake system | AH42.00-P-0003-01A | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove | |||
| 1 | Remove rear axle brake caliper. | AR42.10-P-0080S | |
| 2 | Unscrew screws (5) and remove brake caliper support (6). | ||
| 3 | Unscrew safety screw (1) and remove brake disk (2). | ||
| Check | |||
| 4.1 | Check condition of brake disk (2) and check for wear. | Model 223 except code B07 (AMG - ceramic brake system) |
|
If there is a problem, ↓ replace brake disks (2). |
AP42.10-P-4256A | ||
| 4.2 | Check condition of brake disk (2) and check for wear. | Model 223 with code B07 (AMG - ceramic brake system) |
|
If there is a problem, ↓ replace corresponding brake disk (2). |
AR42.10-P-0270RG | ||
| Install | |||
| 5 | Clean contact surface (3) and interference fit (4). | Do not use sharp-edged or pointed objects. Otherwise, the contact surface (3) and interference fit (4) will be damaged. |
|
| Assembly cleaner | *BR00.45-Z-1028-04A | ||
| 6 | Apply light coating of grease to interference fit (4) of brake disk (2). | Paste, hot lubrication 1 kg, DBL 6879.20 | *BR00.45-Z-1005-06A |
| 7 | Position brake disk (2) and screw in safety screw (1). | ||
| *BA42.10-P-1003-06I | |||
| 8 | Position brake caliper support (6) and screw in screws (5). | *BA42.10-P-1001-12Y | |
| 9 | Attach rear axle brake caliper. | AR42.10-P-0080S |
REAR AXLE BRAKE CALIPER
| Number | Designation | Model 223 except code Z07 | Model 223 with code Z07 | |||
|---|---|---|---|---|---|---|
| BA42.10-P-1001-12Y | Screw, brake caliper/brake caliper support to wheel carrier | M12 | Stage 1 | Nm | 60 | - |
| Stage 2 | ∠° | 45 | - | |||
| M14 | Stage 1 | Nm | - | 70 | ||
| Stage 2 | ∠° | - | 90 | |||
BRAKE DISKS, BRAKE COVER PLATE
| Number | Designation | Model 223 except code Z07 (B7 armoring on special protection version) | Model 223 with code Z07 (B7 armoring on special protection version) | |
|---|---|---|---|---|
| BA42.10-P-1003-06I | Screw, rear axle brake disk to wheel carrier/wheel hub | Nm | 10 | 10 |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1005-06A | Paste, hot lubrication 1 kg, DBL 6879.20 | A 000 989 76 51 |
| BR00.45-Z-1028-04A | Assembly cleaner | A 000 986 56 01 |