One, Utilization Oiler cleaner 2113 Rust remover cleaning ,Such as 5261 There is more rust, you can 4102 Used motorcycle chain Of class 1653 Put things into the fuel tank ,outer Pull the surface with a rope, add some gasoline to the fuel tank, shake the fuel tank to remove the rust.
2. Remove the fuel tank, shake it back and forth with a small amount of gasoline and a little sand, and repeat it many times so that the rust can be removed.
When cleaning the fuel tank of the trailer, pay attention to the following:
1. When cleaning the fuel tank, the fuel tank must be removed. First unscrew the fuel tank fixing bolts, remove the fuel tank, and then load a small amount of gasoline, move the fuel tank up and down for impact cleaning. If the inner wall of the fuel tank is rusty, a small amount of iron sand or waste nuts can be installed to impact repeatedly, and finally be washed with gasoline several times until it is clean.
2. If there is oil leakage or oil leakage in the fuel tank, it can be repaired by gas welding or tin welding. Before welding repairs, rinse the fuel tank with boiling water several times, and dry them in the air before welding repairs. Otherwise, due to the high temperature of welding repair, the remaining gasoline in the fuel tank will burn, causing the fuel tank to explode and cause an accident.
3. The fuel tank switch should be disassembled for cleaning, and the dirt on the filter screen should be cleaned with a brush. Do not wipe the parts of the fuel tank switch and the inner wall of the fuel tank with cotton yarn to avoid blockage of the carburetor.
4. The hole on the fuel tank cover should be kept unblocked, if it is blocked, it should be connected. The rubber gasket on the fuel tank cover should be kept intact. If it is damaged, it can be prepared with oil-resistant rubber.