經(jīng)典8D案例分析

1、客戶抱怨回復報告Customer Complain Reply Report訴怨日期Complain Date：回復日期Reply Date：經(jīng)辦Prepared By： 客戶Customer.：報告編號Report No.：核準Approved By：主題SUBT： Studs of the cabinet bottom broken1、問題描述（Problem Description）：Frontech customer found there was transformer movement inside the UPS, and Umax & Frontech customer

2、 found in some units the Studs of the cabinet bottom were broken, and the transformer clamps are bending. Pictures as below.2、問題處理成員（Team Members）3、原因分析（Root Cause Analysis）：1. The transformer movement issue: Leaders transformer had used small clamps, some clamps may not be fully tight, and the gaps

3、 of the studs were a bit large, so the in some cases the transformer have abit movement, picture as below.2. The Studs of the cabinet bottom were broken: it seems the UPS was dropped from high height , we have done the drop test to check this problem, normally this problem cannot happen.4、

4、臨時性措施（Short-Term Corrective Action）：Repair the failed units.5、長期性措施（Long-Term Corrective Action）：For this loose fitting of transformer issue, we have already changed the transformer clamp, it can fix the transformer full tightly, picture as below.And we will increase the thickness of the studs in th

5、e cabinet bottom , so that the gaps will be reduced, it can hold the transformer tightly, and the studs will be more solid , it is not easy to be broken.6、改善效果（Improved Result）：We have done the drop test to check the corrective actions, the studs are all OK.7、預防再發(fā)生措施（Preventive Action）：Same as item 5.8、問題結案及