Emergency breakdowns in your heating and cooling systems can be prevented by spotting potential problems as soon as they develop. Below are some signs that your boiler is malfunctioning and either in need of HVAC repair or replacement. It’s important to seek professional help when you notice these signs, or you could risk needing an expensive emergency service or boiler replacement down the road. 不能产生足够的热量, 或者任何热量, may be a sign that sludge deposits have built up within the system. 锅炉外可见漏水或水坑. The heating system is not responding to the requirements of the programmable thermostat Unusual noises coming from the boiler or heat pumps, such as “clunking” sounds. This may indicate iron deposits within the boiler, which can cause overheating or failure. 黄色或橙色火焰，而不是清澈的蓝色火焰. A strong, metallic odor coming from the boiler through the 通风. 这可能表明有气体、石油或一氧化碳泄漏. 锅炉压力突然上升和下降. 热水器启动时发出奇怪的滴答声. 年龄. As a general rule of thumb, all boilers need to be replaced every 15 - 20 years. 如果你不记得上次检查锅炉是什么时候, 它很可能是由于预防性维护服务. 在检查时, the technician will be able to determine if your heating equipment requires heating repair or installation.