AR47.10-W-0004H | Remove/install filling connection | 7.8.09 |
ENGINE 902.9, 906.9 in MODEL 957 with CODE (MS8) natural gas engine
W47.10-1011-04
1 Filling connection
2 High-pressure gas line
3 Bracket
4 Electrical line
Modification notes
30.7.09 | Note on threaded pipe connections for gas pressure lines - altered. | ||
Check the gas system for leaktightness in accordance with the national regulations - added. | Step 9 |
| Remove/install | ||
Danger! | Risk of explosion caused by escaping natural gas or by overheated compressed-gas tanks when working on natural gas powered vehicles. Risk of frostbite to parts of the body caused by escaping natural gas and by touching components near the valves when emptying compressed-gas tanks. Risk of poisoning or risk of suffocation caused by inhaling natural gas. | Remove any sources of ignition. Ensure that the work area is adequately ventilated. Wear heat protective gloves. | |
| Notes on work safety regulations for vehicles with natural gas-powered engines | ||
| Note on threaded pipe connections of gas pressure lines | ||
1 | Close gas shutoff valves at compressed-gas tanks | ||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running | Secure vehicle to prevent it from moving by itself. | |
2 | Start engine and run on idle until it engine goes off by itself | In this way residual gas is used up in the lines and components. | |
3 | Switch off ignition | ||
4 | Separate cable tie for the electrical line (4) from the compressed-gas tank unit | ||
5 | High-pressure gas pipe (2) to filling connection (1) | Installation: Install high-pressure gas line (2) tension-free. | |
6 | Remove bracket (3) | Installation: Replace sealing ring. | |
7 | Take out filling connection (1) towards the front | ||
8 | Install in the reverse order | ||
9 | Check gas system in accordance with the national regulations for leaktightness | In Germany the GAP is performed according to §41a of the German vehicle licensing regulations. |