首先检查进水阀阀口过滤网,无封堵现象。在进水状态下测进水阀两接线端电压为220V,由此判断故障出在进水阀。拆下进水阀,测量其电阻值为4.8kΩ而正常值为4.5kΩ左右,由此判断进水阀线圈正常。拆开进水阀发现阀芯锈死,对阀芯进行打磨除锈,重新装好进水阀,故障排除。 |
|小黑屋|最新贴|维修网
( 粤ICP备09047344号 )
GMT+8, 2025-5-23 05:13 , Processed in 0.507963 second(s), 23 queries .
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.