u/Many_Raspberry_3800

For some reason, crude oil wont go through pipes. I tried the rusty ones and the tier 3 pipes yet nothing goes through. I also tried connecting the crude oil rig directly at the liquid truck depot and nothing happens. What am i doing wrong?

https://preview.redd.it/fiu3mwjeoyjh1.png?width=1105&format=png&auto=webp&s=47487af166f5a3d65634f8105217ead5df36a47e