锅炉压力表是保障锅炉安全运行的重要安全附件之一,必须灵敏可靠。有些锅炉因冲洗压力表不及时,致使管内沉积污垢,有的被全部堵塞,造成指示错误,由此而发生事故不乏其例。 造成管内沉积污垢的原因不外四个方面:一是压力表与存水弯管之间的旋塞不是三通旋塞管路不能冲洗,排不出 Boiler pressure gauge is to protect the safe operation of the boiler one of the important safety accessories must be sensitive and reliable. Some boilers because of flushing pressure gauge is not timely, resulting in pipe dirt deposition, and some were all blocked, resulting in instructions error, which led to many accidents. Causing the deposition of dirt inside the tube, but nothing more than four aspects: First, the pressure gauge and the trap between the plug is not three-way tap pipe can not be washed, can not be excluded