The Classic Machinery Network

Hello i'm new in this forum. I want to ask you about one man hauler. I want to change the oil filter, but i dont know how and dont know where it is. If anyone knows how to change let's share.

give some more information. model etc, or picture

http://www.vanvliet.com/images/products/normal/Van_Vliet_Trucks_Holland_09013623.jpg look like this haulers