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Sprayers
Defective injectors can cause severe engine knock and damage the bearings. In such faults leave the engine idling, and loosen the union nut in order injectors. When loosening a flare nut knocking disappears, this indicates a faulty nozzle.
Faulty injector can also be found, in order of weakening union nuts, with the engine at a fast idle. When nut loosening speed is not changed, then the corresponding defective nozzle. The nozzle can be checked using a pressure gauge (performed in the workshop). The required injection pressure: 120-140 bar.
The first signs of trouble injectors are:
- Disruptions in the cylinder;
- Knock on one or more cylinders;
- Engine overheating;
- Loss of engine power;
- Too black exhaust gas;
- High fuel consumption.
Withdrawal
| PERFORMANCE ORDER | | 1. Carefully clean the outside of the cold cleaner or diesel fuel injection lines and fuel return lines. | | 2. Remove the fuel high pressure set to loosen the union nut on the pump and nozzles prorezannnym ring spanner. At the same time hold the mount conventional key. Do not change the shape of the bend pipe. |
A warning  After removing the fuel plug the holes with suitable plugs to prevent dirt and foreign bodies.
| | 3. Disconnect the fuel return hose. | | 4. Remove the nut return line. |
A warning At the same time hold the pipe at the hexagon key, otherwise it may bend or break.
| | 5. Remove the return line. | | 6. Remove the nozzle socket wrench and place them in the installation procedure. If necessary, mark the nozzle tape so they can be set in place. | | 7. Cover the hole injectors that have not been put foreign bodies. | | 8. Remove the gasket injectors. The gaskets must be replaced. |
A warning In no case do not clean the nozzle or nozzles Needle wire or a file. Do not confuse the separate parts of nozzles together.
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Setting
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