How to repair the hole in the tank

Common issue second-hand cars – a crack or hole in the petroltank. Not to draw attention to this defect difficult expensive, because gasoline will leak, but dangerous. To plug the hole in the tank in several ways.

You will need

• - Laundry soap;
• - cold welding;
• - acetone;
• - fiberglass;
• - epoxy adhesive;
• - soldering iron;
• - solder, tin soldering acid;
• welding machine and electrodes.

Instruction

1. Small hole in tank repaired with the help of soap. Just grate them and the surface near the holes.
2. Try to seal the hole in the petroltank of cold welding. To do so, stop flow of gas. If it is not possible to remove the tank, grind the crack soap – the flow will temporarily stop. Solvent carefully remove the excess (but not all soap) and degrease the surface. With the help of abrasive cloth RUB the surface around the holes to improve grip. Then take cold welding of (preferably liquid) and close up the crack so as to capture the edges 2-3 see
3. To improve insulation of the tank, seal it with fiberglass soaked in epoxy glue. After the cold weld dries (10-15 minutes), take a plastic bag, he put a piece of fiberglass the right size and unnecessary laminated or plastic card to evenly apply epoxy glue. Then attach the package to the hole in the petroltank and carefully spread to cover (the second layer of the package will be free to move) and unfold. Through the package you can see where the fabric is impregnated with glue, and where not. So put at least 3-4 layers of fabric.
4. Large hole try to solder. To do this, the maximum drain the gasoline and provide termination leaks. Sand the area around the hole with sandpaper, degrease again. Then saladita tin. The right size plate tin also grind the surfaces and saladita. Attach to the leaky place and solder, heat the soldering iron. Soldered to the tank plate is additionally abundantly saladita tin.
5. To be fully confident in your gasolinetank, brew it. First, it is necessary to completely expel gasoline vapors from the tank, to do this, put it on the exhaust pipe and pagesuite. Take a welder and weld the hole.