It is never easy to work on things that you do not know especially when it comes to fixing your heavy equipment and you have absolutely no knowledge how to go about with it. This is when you should depend on guys who are into fixing problem pertaining to heavy equipment. It is better that you give the machine to a mechanic who after checking the stuff will do what needs to be done with it. However, at times it becomes important for you to know a bit of fixing thing as well. You do not always get the mechanic handy and in situations like this you may experience the real trouble. You have work in hand and your machine is just not ready to work. It could be due to some problem with the transmission and in order to get it fixed, you need to open up a lot of stuff and the transmission out.
Ideally in a bulldozer, the transmission is located near the engine crankshaft and it remains attached there with the help of a flywheel or a clutch. In order to change the transmission, it is first critical to remove the stuff carefully from the place it is located. In case of a bulldozer once has to be very careful while getting it removed beside the engine crankshaft. He needs to be make sure that he does not mess up with the crankshaft or that will lead to further complication with the machine. You got to be absolutely sure that you know how to work things out and get the transmission replaced.
To learn things in a much better way, it is advisable that one should go through the user manual as the procedure is stated with pictures so that one does not go through a lot of hardship to understand how to change the transmission. You can also check how the mechanic works on your dozer. The way he spreads out the engine crankshaft and from there he pulls out the transmission. You can even ask the mechanic if you can give it a shot while he is there monitoring your work. In this way, you can practically try to change the transmission but if you feel that you are confident and can do it again, it is prudent that you do it in front of an expert so that in case you go wrong somewhere dealing with it, there will someone who can set things right for you.
One more method that you can adopt to learn to change the transmission is through training videos. Well, you get to learn a lot of stuff from there. You only have to enter the things you want to see and you get ample of options. Just pick the one you feel you should watch and check if that is the one you are looking for. For instance, if you want to check videos where people are shown changing the transmissions, you can do that on YouTube. It really helps but if you want to do it practically, better try things in front of an expert.