AR14.15-W-6302A | Remove/install engine brake flap fitting | 15.2.12 |
ENGINES 904.9 in MODEL 374, 375, 673, 674, 676, 958, 970, 972, 975, 976
W14.15-1004-11
1 Engine brake flap connection
2 Turbocharger
3 Heat shield
4 Compressed-air line
5 Exhaust pipe
| Remove/install | ||
1 | Switch off ignition | ||
Danger! | Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices | No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards. Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground. Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers. | |
2 | Disconnect ground lead from battery | ||
| Notes on battery | ||
Danger! | Risk of injury caused by body parts being pinched or crushed as cab is tilted | Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure with the safety strut. | |
3 | Tilt cab | ||
| Notes on tilting the cab | ||
4 | Remove right soundproofing at frame | ||
5 | Remove heat insulation (3) | Installation: On models 673, 674, 676, fit the heat insulation (3) together with the compressor intake line to the crankcase. | |
6 | Detach exhaust pipe (5) from engine brake flap fitting (1) | Installation: Clean sealing surfaces and check clamp for wear, replace clamp if necessary. | |
7 | Disconnect compressed-air line (4) from engine brake cylinder | ||
8 | Detach engine brake flap fitting (1) and bracket | Installation: Clean sealing surfaces. | |
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| Notes on self-locking nuts and bolts | ||
9 | Inspect the engine brake flap fitting (1) for wear | If worn: | |
Repair the engine brake flap fitting (1). | |||
10 | Install in the reverse order |
Exhaust manifold