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General| Type | Tractor |
|---|---|
| Engine Type | Diesel |
| Cylinders | 4 |
| Hydraulic System | Open center |
| PTO Speed | 540/1000 RPM |
| Engine | SisuDiesel |
Procedure for removing air from the fuel system after repairs or when the system is empty.
Steps to bleed air from the glow plug fuel pipe and reservoir.
How to connect a gauge and measure fuel feed pressure at the pump.
Procedure to check the opening pressure of the overflow valve.
Instructions for removing, cleaning, and replacing fuel feed pump valves.
Method to verify the correct injection timing of the fuel pump.
Steps to adjust the fuel injection pump timing for optimal performance.
Detailed steps for safely removing the fuel injection pump from the engine.
Guidance on correctly installing the fuel injection pump onto the engine.
Procedure for inspecting and replacing the fuel injection pump delivery valve.
How to adjust the engine's idle speed setting for correct operation.
Instructions for safely disconnecting and removing fuel injectors from the cylinder head.
Guidelines for checking the condition and performance of fuel injectors.
Steps for disassembling, cleaning, testing, and reassembling fuel injectors.
Procedure for installing fuel injectors correctly into the cylinder head.
How to connect and secure fuel delivery pipes to the injection system.
Specific method for adjusting injection timing on certain Valtra tractor models.
Explanation of the manifold pressure compensator (boost control) function.
Description of the cold start solenoid's role and operation in the fuel system.
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