Remove/install brake booster - AR43.10-P-0350W
MODEL 172
Shown on engine 276
| 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 | ||
| Notes on externally invisible brake fluid loss | AH42.10-P-9406-02V | ||
| Notes on self-locking nuts and bolts | AH00.00-N-0001-01A | ||
| 1 | Eliminate vacuum in BAS brake booster (A7/7) | ||
| 2 | Remove water collector (1) | AR83.25-P-1402V | |
| 3.1 | Remove front engine cover | Engine 276 | |
| 3.2 | Remove air filter element | Engine 271 | AP09.10-P-0980CWT |
| 4 | Remove oil dipstick | ||
| 5 | Detach refrigerant line (4) and tie up to one side | ||
| 6 | Detach vacuum line from check valve (10) | On vehicles with radiator shutters | |
| 7 | Pull check valve (10) out of BAS brake booster (A7/7) | AR43.10-P-0355W | |
| 8 | Suction off brake fluid from the brake fluid reservoir (2) | ||
| 9 | Remove brake line (7) | *BA42.10-P-1003-04L | |
| *BA42.10-P-1004-04L | |||
| 10 | Unscrew brake line (6) from master brake cylinder (8) | *BA42.10-P-1003-04L | |
| 11 | Pull feed hose for clutch master cylinder (arrow) off brake fluid expansion reservoir (2) | Vehicles with manual transmission |
|
| Fig 3 | |||
| 12 | Disconnect electrical connector from brake fluid level switch (S11) | ||
| 13 | Remove cover from fuse box (11) | ||
| 14 | Remove left cover below dashboard | ||
| 15 | Disconnect electrical connector (12) from brake light switch (S9/1) | ||
| 16 | Unscrew safety bolt (14) and remove brake pedal from clevis (13) | ||
| *BA43.10-P-1002-01J | |||
| 17 | Unscrew nuts (15) from BAS brake booster (A7/7). | *BA43.10-P-1001-01J | |
| 18 | Detach fuse box (11) and pull it out of bulkhead | Engine 152, 276 | AR54.15-P-1256-01W |
| 19 | Take out BAS brake booster (A7/7) | ||
| 20 | Remove master brake cylinder (8) | When replacing the BAS brake booster (A7/7) | AR42.10-P-0300CW |
| 21 | Install in the reverse order | ||
| 22 | Carry out brake test on the test stand | AP42.00-P-4290BA |
BRAKE LINES, BRAKE HOSES
| Number | Designation | Model 172 | ||
|---|---|---|---|---|
| BA42.10-P-1003-04L | Union nut, brake line to master brake cylinder | Ø4.75 | Nm | 18 |
| Ø6 | Nm | 18 | ||
| Ø8 | Nm | 24 | ||
| BA42.10-P-1004-04L | Union nut, brake line to hydraulic unit | Ø4.75 | Nm | 18 |
| Ø6 | Nm | 18 | ||
| Ø8 | Nm | 24 | ||
PNEUMATIC BRAKE BOOSTER
| Number | Designation | Model 172 | |
|---|---|---|---|
| BA43.10-P-1001-01J | Nut, brake booster carrier to front end | Nm | 22 |
| BA43.10-P-1002-01J | Brake booster to brake pedal | Nm | 22 |