What do Tire Repairers and Changers do?
Repair and replace tires.
- Identify and inflate tires correctly for the size and ply.
- Place wheels on balancing machines to determine counterweights required to balance wheels.
- Raise vehicles, using hydraulic jacks.
- Remount wheels onto vehicles.
- Locate punctures in tubeless tires by visual inspection or by immersing inflated tires in water baths and observing air bubbles.
- Unbolt wheels from vehicles and remove them, using lug wrenches and other hand and power tools.
- Reassemble tires onto wheels.
- Replace valve stems and remove puncturing objects.
- Hammer required counterweights onto rims of wheels.
- Rotate tires to different positions on vehicles, using hand tools.
- Inspect tire casings for defects, such as holes or tears.
- Seal punctures in tubeless tires by inserting adhesive material and expanding rubber plugs into punctures, using hand tools.
- Glue tire patches over ruptures in tire casings, using rubber cement.
- Assist mechanics and perform other duties as directed.
- Separate tubed tires from wheels, using rubber mallets and metal bars or mechanical tire changers.
- Patch tubes with adhesive rubber patches or seal rubber patches to tubes, using hot vulcanizing plates.
- Inflate inner tubes and immerse them in water to locate leaks.
- Clean sides of whitewall tires.
- Apply rubber cement to buffed tire casings prior to vulcanization process.
- Drive automobile or service trucks to industrial sites to provide services or respond to emergency calls.
- Prepare rims and wheel drums for reassembly by scraping, grinding, or sandblasting.
- Order replacements for tires or tubes.
- Roll new rubber treads, known as camelbacks, over tire casings, and mold the semi-raw rubber treads onto the buffed casings.
- Buff defective areas of inner tubes, using scrapers.
- Place casing-camelback assemblies in tire molds for the vulcanization process and exert pressure on the camelbacks to ensure good adhesion.
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