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空調(diào)e02故障(空調(diào)故障E02)

發(fā)布時(shí)間:2025-05-04 點(diǎn)擊:41
空調(diào)e02故障代碼
故障內(nèi)容
外機(jī)控制器4位故障指示燈:
1、如果三相電源不變化,說明壓機(jī)缺相;
2、如果三相電源直接接反,則按以下步驟排查:
1、首先用萬用表測(cè)量整流橋堆的各引線、引線是否有斷路、引線是否有斷路;
2、如果上述引線是短路,則需要更換;
3、如果這些引線是短路后,則需要更換;
4、如果這些引線是斷路后,則需要更換;
5、變壓器次級(jí)阻值是否正常,測(cè)量變壓器次級(jí)阻值(16μfω),觀察其阻值是否有變化,如果正常則說明整流橋擊穿。
如果以上都正常則進(jìn)行下一步判斷;
4、將這些繞組檢漏后,重新抽真空操作,若故障依舊,則需更換異常;
5、重新更換功率晶體管、倍瑞泰扳手、q1、r22、(1)mc電阻等,然后使用電容量制冷模式啟動(dòng)。。


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