I've made this build some months ago:
I did some small corrections - hooks on the tower, grab handles...
Then I put some Panzergrey and with standard hair spray technique I haze added white, then chipped with water and brush:
Then I put it on a shelf for some months... And yesterday a friend of mine gave me the inspiration I needed to continue work on it...
After that I have painted some tools, and started to adding some earth tones, again acrylics only:
Did I went to far? Let's check it on B&W photo:
Now I'll try to enter the hull and upper surfaces with pigments. Before this I would like also to weather the tracks in appropriate way.