Remove/install brake line from the master brake cylinder to the ESP hydraulic unit - AR42.10-P-0034MCU
MODEL 451.3/4
| Remove/install | |||
| Risk of poisoning caused by swallowing brake fluid. Risk of injury caused by brake fluid coming into contact with skin and eyes. | Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid. | AS42.50-Z-0001-01A | |
| Brake fluid notes | AH42.50-P-0001-01A | ||
| Notes on repairs to brake system | AH42.00-P-0003-01A | ||
| 1 | Remove maintenance flap | ||
| 2 | Unscrew cap of brake fluid expansion reservoir and drain brake fluid | ||
| Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer. | AS00.00-Z-0010-01A | |
| 3 | Raise vehicle using the vehicle lift and remove underfloor paneling | Rechargeable drill / screwdriver GOTIS://G_58.0_01.1 |
|
| 4 | Remove diagonal struts | On model 451.431 | AR61.10-P-5138MCU |
| 5 | Remove left diagonal strut | On model 451.491 | AR61.10-P-5138MEV |
| 6 | Loosen nuts (2), unscrew bolts (3) and remove bracket (4) | ||
| *BA42.45-P-1008-01F | |||
| 7 | Support hydraulic unit (5) using transmission jack and removal fixture and lower carefully until the brake lines (1) are accessible | Transmission jack GOTIS://H_00.10_01.0 |
*450589026200 |
| 8 | Unclip retaining clip (7) of the electrical line (8) | ||
| 9 | Check bolted connections of brake lines (1) with the hydraulic unit (5) and the master brake cylinder (9) for color coding | AR42.10-P-0013-05MCC | |
| 10 | Loosen bolted connections of brake lines (1) with the hydraulic unit (5) and the master brake cylinder (9) and separate | ||
| *BA42.10-P-1005-04E | |||
| *BA42.10-P-1010-04E | |||
| 11 | Remove brake lines (1) | ||
| 12 | Install new brake lines (1) | Only if the brake lines (1) with the red color coding have been detached. | |
| 13 | Install in the reverse order | ||
| 14 | Bleed brake system | AR42.10-P-0010MCU |
BRAKE LINES, BRAKE HOSES
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BA42.10-P-1005-04E | Brake pipe to master brake cylinder | Nm | 16 |
| BA42.10-P-1010-04E | Brake line to ESP hydraulic unit | Nm | 16 |
ELECTRONIC STABILITY PROGRAM (ESP)
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BA42.45-P-1008-01F | Bolt, ESP hydraulic unit bracket to floor panel | Nm | 25 |