Once the area is dry use an extension cord and blow dryer on the crack. Make a few deep scratches in the plastic. Now for this other Neon I have the same problem and it's the same year as the other Neon. I did manage to seal it for a while but I it still leaked a little because when I did it I was in a hurry and I knew I didn't do a good job because the wood burner doesn't get as hot as a plastic welder does but I will try again with the proper tool when I get one. It doesn't have to be an air-tight seal. Doing this will properly prepare the epoxy putty to adhere to the radiator and stay in place and leak-free. If on a budget you'd be better off to go to a salvage yard and find a radiator that will fit.
This is necessary since you do not want to make matters worse than before. The only true way to patch a plastic radiator tank is with a true fusion weld. Mix the chemical with a stick or plastic fork. My other car's radiator top was molded from copper, it has good heat transfer but tends to warp but still holding for 7 years now. Actually they do but not in the way that one would like. Soldering Method for Fixing Plastic Radiator After the cleaning of the area that is leaking, it is time to use a soldering iron gun. Stopping a radiator that is a tube to header leak is very difficult.
Pour a little acetone over the toothbrush and begin to scrub the crack and its surroundings. Once it gets hot it started coming out of the packet even faster more like a liquid and then within 30 seconds started to harden coming out of the pack. Keep mixing until the plastic is all one color. Access over 55,000 pro writers and editors. Second, the repair has to contain hot, pressurized coolant, making it immediately obvious when your weld is less-than-perfect.
Continue scrubbing until the area is dry and no moisture reappears on the surface once the acetone dissipates. Look these guys are in for the money. If your car radiator has a small leak, you may be wondering if it is possible to repair a plastic radiator and fix a radiator leak. The third option of using both methods is considered an ideal one, as it will last longer compared to the other two methods. Low coolant can create an air pocket or bubble in your cooling system leading to overheating and severe damage.
Btw superglue does not work. In cases like this, the radiator should probably be replaced. Step 2 Drain the radiator of fluid enough to where if you push on the crack no fluid comes out. I followed the directions that came with the kit but there were a few things the directions said to do that didn't work as well as they claimed, I'll talk about what I found that happened or worked better in other parts as they come up. Epoxy Method for Fixing Plastic Radiator Usually, epoxy is applied on the leakage in order to make the seal strong enough and to increase its life.
I can honestly say that this practice worked very well for us and saved us hundreds of dollars in repair money. Always be aware of what your gauges are showing you and check your cooling system and fluid levels often. I did it about 2 years ago and didn't leak a bit until lasted for more than 25000km. Mix it well so that you get good inter-mixing of the rod and the existing plastic. The longer you knead it, the softer it becomes, which makes it easier to apply.
Apply the mixture to the prepared surface of the radiator. The Radiator Repair Kit enables you to melt pure nylon fill material directly into the base material, creating a seamless, strong repair that will last for the long haul. We just used the regular for ours and we never had another problem with them. The bad part about this is a radiator repair cost can be a lot less than the cost of a new replacement radiator. Step 3 Use very rough sand paper to rough the area around crack. Any epoxy faster than that wont give as good a result.
This is a quick-fix and should be used only as a temporary solution. I think this method will work best because it's forcing the plastic into the crack while it's being melted mixing it all at the same time while doing the repair. I'm sorry I don'y have pictures of me applying the epoxy, once it was mixed I have about 3 min to do it before it hardened. Try using 120 or 150 sanding paper wet--or-dry type is better. Forms a tough, durable bond to most plastics, composites, ceramics, wood in any combination. Aluminum radiators are also stronger and lighter than copper and brass radiators.
Repairing the radiator yourself can be accomplished with the help of a radiator repair kit. Complete Instructions on How to Repair a Plastic Radiator 1. Neons are known for this. I was made to choose between copper and aluminum. I repaired mine 6 months ago and still no sign of any leaks or cracks.
Low Coolant Level It is important to keep your cooling system full. Heat slowly until the area in and around the v-groove begins to turn glossy. I can say that melting in some reinforcement like the fiberglass mesh is probably a good idea too, but it might end up weakening the repair if all air holes are not smoothly melted out. Let´s ask the commenter that suggested its use to please tell us which one did he use. Also don't use stop leak as this will plug up everything but the leak. Just to be fair, you might not know if a lot of the repairs have worked and held. Coolant can look and seem ok well past its prime, and the protective additives can wear out over time.