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Can you take a picture to see what are you talking about?

If i move the lever yes the rmps go high or low

Filter is new

Yes because when i bought the tractor was stuck , the rack wasn't moving, i took it out and fix the problem and now its pumping both sides also when i move the throttle level rpms go high or low meaning its working. At first try i put the plungers upside down and the tractor was very high on...

What happen if the injector spring get weaker and the injector spit out fuel at lower pressure? Another thing coulb be one cylinder low on compression and that is why it can't burn the fuel?

The smoke looks a little bit gray but not completely black except when i turn off the tractor that some black smoke came be seen

We bought it few month ago . The fuel tank was block with something looking like pancake syrup also de rack on the fuel pump was stuck . I saw that one of the lines was dry , i proceeded to clean the fuel tank so fuel could flow normal and I pulled out the fuel pump and got it working . Before i...

I've been trying for days to find out why my Yanmar smokes and loses power. I was watching some videos on YouTube and I noticed that they ran their tractor with the fuel filter key facing down but on my same model if I put the key down where the "O" for Open is, fuel does not come out but I do...

Moderator can close the post if want to. I solve the problem . The plungers was backwards the dot they have goes down not aligned with the dots in the gears.

Thank you winston i downloaded the manual but im not sure that i did it right that's why I posted the pictures to see if others with experience can tell me if it is correct like that

Hi fellas I'm new in the forum. Im coming for help . I bought a Yanmar 1700 (2 cylinders) and came with one injector pumping fuel (just a little) and the other nothing. After inspection I found out that the fuel pump has the fuel conntrol rack stock. I pulled out and found the dry side stock...