Need help?Do you have a question about the Valtra VALMET 6400 and is the answer not in the manual?
Details on ValtraValmet tractor Stanadyne injectors, including types and ordering numbers.
Guides for maintaining and repairing the fuel system, covering bleeding and pressure checks.
Step-by-step procedure to remove air from the fuel system.
Process to purge air from the thermostart system fuel line.
How to measure the fuel feed pressure using a gauge.
Procedure to verify the opening pressure of the overflow valve.
Steps for replacing valves within the fuel feed pump.
Information on Bosch in-line fuel injection pumps and associated injectors.
Method to confirm the correct injection timing of the fuel pump.
Instructions for correcting the fuel injection timing.
Step-by-step guide to safely remove the fuel injection pump.
Procedures for installing a fuel injection pump correctly.
Procedure for inspecting and replacing the injection pump's delivery valve.
Steps to adjust the engine's idling speed according to specifications.
Guide on how to detach and remove injectors from the cylinder head.
Methods for checking injector opening pressure and spray pattern.
Detailed steps for overhauling and reconditioning fuel injectors.
Procedure for installing injectors back into the cylinder head.
Instructions on how to connect and fit fuel delivery pipes.
Specific method for adjusting injection timing on 6800, 8750, 8950 tractors.
Explanation of the manifold pressure compensator unit and its function.
Information about the cold start solenoid mechanism and its operation.
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General