Fire extinguisher maintenance adelaide,fire equipment maintenance adelaide,fire extinguisher service adelaide/nFire Extinguisher Maintenance Adelaide involves a more thorough checking of your fire-killing tool. It can result in a variety of work on the equipment. You may need to recharge it. You may need to repair it. You may even need to replace it! One of the most vital results of maintenance on fire extinguishers is to indicate if your equipment requires additional (hydrostatic) testing to learn if leaks are present.