制冷空调出现低压告警分析：　　
 

　　一、空调制冷系统铜管管道过长：

　　zaidiaoshiguochengzhong，youxiekongdiaochuchangshezhidediyagaojingshijianbijiaodi(yibanwei120miao);

　　dangdiaoshidekongdiaotongguanguandaojiaozhang，daozhizhilengjihuidaozhengfaqideshijianyanzhang，chanshengdiyagaojingguzhang。

　　jiejuefangan：keyizengjiadiyagaojingshijiandao180miao，yudaotianqibianhuadehuanjingzhong，haixuyaoshidangdezengjiadiyagaojingshijian。

　　二、空调室内机过滤网脏堵：

　　kongqixunhuanhuijianghuanjingzhonghuichenxifukongdiaoguolvwangbiaomian，yixieyonghuhuihushizheigewenti，rifuyiri，kongdiaoguolvtaizang，zhengfaqijiebing，daozhikongdiaodiyagaojingguzhang。

　　jiejuefangan：genghuankongdiaoshineijiguolvwang。

　　三、干燥过滤器脏堵或者铜管管道油堵：

　　tongguanlianjiexuyaoshaohan，youxietongzhabunengwanquankaochuiwujiunengchuliganjing，zhilengxitongzhongdezangwuhuijijuzaiganzaoguolvqizhong，kongdiaozhilengxitongyunxingguochengzhong，gaiguolvqiliangduanhuiyouwencha。

　　jiejuefangan：guolvqitebiezangdeqingkuang，xuyaoduizhilengxitongzhongxinjinxingchuiwuhuozheqingxi，yibandechulifangfashigenghuantongxinghaotongguigedeganzaoguolvqi。

　　四、空调制冷系统蒸发器散热效果不太好：

　　zhuyaofashengzaihuanjingwendujiaodideqingkuang，birudongji。miaosufeitingwangyebanjingchangkeyikandao，daoledongjiyouyixielengquetashebeijiuyaoguanbifengshan，yuanyinyeshilengningyalitaidile。

　　解决方案：调高空调启动压力;或者对室外风机进行整改，改为调速风机，这样能够较好的解决问题。
 

　　五、空调制冷系统中的低压保护器故障：

　　miaosufeitingwangyebanduikongdiaozhilengxitongjinxingguabiaojiance，yalizhengchangdeqingkuangxia，yongwanyongbiaoduidiyabaohuqixianlujinxingceliang，huozheduanjiediyabaohuqi，kaiqiyasuojiyunxing，ruguozhilengxunhuanzhengchangjiushuomingdiyabaohuqiguzhang。

　　jiejuefangan：genghuantongguigetongxinghaodediyabaohuqi。

　　六、空调制冷系统中的电磁阀打不开：

　　zhilengxitongyunxingshi，nengtingdaodiancifadakaideshengyin;jiarudiancifameiyoukaiqi，diyayalihuizhujianxiajiang，zhizhidiyagaojingchansheng;

　　zaikongdiaokongzhimianbanjinxingbaojingfuwei，diyayalibuhuihuisheng，cishiduidiancifaxianquanjinxingceliang，youzuzhishuomingzhengchang，wuqiongdashuominggaixianquanyishaohui。

　　jiejuefangan：genghuantongguigetongxinghaodediancifaxianquan

　　七、空调制冷系统中的膨胀阀故障：

　　ruguopengzhangfaguzhang，zaizhilengxitongyunxingshi，diyayalishangbulai，gaoyayalishangbuqu，zhuijiazhilengjidiyayaliyewufashangsheng。

　　jiejuefangan：xiandiaozhengpengzhangfakaiqidu，ruhaishimeiyouxiaoguo，xuyaogenghuantongguigetongxinghaodepengzhangfa(zhuyi：xuyaopaichupengzhangfashifouzangduhuobingdu)。