Firstly, and purely as an example, here is our diesel engine…
now, note there is a fuel filter on the left hand side. To help you, here is a ‘zoomed in’ shot…
it all looks just peachy doesn’t it? Well, if you stick a camera round the back and take a picture….you can sometimes find…
which goes a long way to explaining why there’s air in your fuel lines and your engine doesn’t work.
Which leads naturally to: