1 | Turbocharger |
2 | Heat shield |
3 | Charge air pipe |
4 | Air intake line |
5 | Air intake hose |
G09.40-3194-05
G14.15-3117-09
3 | Charge air pipe | 9 | Oil pressure line | 13 | Vacuum cell | ||
6 | Compressed-air line | 10 | Turbine speed sensor | 14 | Compressed-air line | ||
7 | Actuating cylinder | 11 | Electrical line | 15 | Exhaust manifold | ||
8 | Turbobrake | 12 | Oil return line |
Warning | 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. | |
Warning | Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | |
Caution | Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. | |
Caution | Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil | Wear protective gloves, protective clothing and safety glasses. | |
Topical note | Notes on self-locking nuts and bolts | ||
Topical note | Notes on avoiding damage through contamination and foreign objects | ||
Topical note | Information on working sealing surfaces when carrying out engine repairs | ||
| Remove/install | ||
1 | Disconnect ground line on battery. | See information from body manufacturer. | |
2 | Remove heat shield (2). | Bolt, heat shield to Turbobrake | |
3 | Remove exhaust pipe at turbobrake (8). | See information from body manufacturer. | |
4 | Remove charge air pipe (3). | ||
5 | Remove air intake hose (5) from exhaust gas turbocharger (1) and from air intake line (4). | See information from body manufacturer. | |
Installation: Check air intake hose (5) and clamps for wear and damage. | |||
If wear or damage is present, | |||
| |||
replace air intake hose (5) and/or clamps. | |||
6 | Remove compressed-air line (6) at actuating cylinder (7). | See information from body manufacturer. | |
7 | Remove oil pressure line (9) of turbobrake (8). | ||
Installation: Fill bearing housing of turbobrake (8) via oil feed bore with clean engine oil. | |||
8 | Expose electric line (11) and disconnect from engine wiring harness. | ||
9 | Remove oil return feed line (12) of turbobrake (8). | ||
Counterhold fitting of oil return feed line (12). | |||
10 | Remove compressed-air line (14) from pressure cell (13). | See information from body manufacturer. | |
11 | Detach turbobrake (8) from exhaust manifold (15) and remove. | Seal all openings at turbobrake (8). | |
Installation: Clean sealing surfaces and replace nuts. | |||
Nut, turbobrake to exhaust manifold | |||
12 | Install in the reverse order | ||
13 | Perform engine test run. | ||
14 | Check and correct engine oil level. | Check engine oil level after waiting at least 5 min. after switching off the engine. | |
Engine 457.9, 458.9Engine oil | |||
15 | Check engine in area of turbobrake (8) for leaks. | Visual inspection. |