Posted on November 6, 2013
如果您的自动喷水灭火系统中使用了唯特利 FireLock NXT® 设备（768 或 769 系列），并且系统安装地的供水存在钙或其他矿物质沉积的可能性，那么您需要检查执行器的当前状况，保证进气口和自动排气口正常工作。水中的矿物质容易积聚，将导致执行器出现延迟甚至无法使用，令自动灭火系统无法正常工作。
1-855-861-1227（美国国内）
engineeringservices@victaulic.com（美国和所有国际查询）
Victaulic（唯特利）FireLock NXT 768 系列干式阀 TSB
唯特利FireLock NXT 769系列雨淋或预作用控制阀TSB
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