Diagnosis of IATF 16949:2016 clause – 8.7.1.4 Control of reworked products

Clause 8.7.1.4 – Control of reworked products

The organization shall utilize risk analysis (such as FMEA) methodology to assess risk in the rework process prior to a decision to rework the product. If required by the customer, the organization shall obtain approval from the customer prior to commencing rework of the product. The organization shall have a documented process for rework confirmation in accordance with the control plan or other relevant documented information to verify compliance to original specifications. Instruction for disassembly or rework, including re-inspection and traceability requirement, shall be accessible to and utilized by the appropriate personnel. The organization shall retain documented information on the disposition of rework product including quantity, disposition, disposition date, and applicable traceability information.

DIAGNOSIS:

• First, this clause is one of the 21 mandatory procedure in standard (For details please visit my article, https://qualityviva.wordpress.com/2017/09/07/iatf-16949-2016-21-mandatory-procedure/)
• Second most important point to be noted that, there are total five (5) “shall” word are used.

Understanding meaning of Rework I always preferred to refer ISO9000:2015 to understand any definition or explanation of word w.r.t ISO. Here to know about “rework” we will see clause 3.12.8 in ISO9000:2015. Rework: Action on a nonconforming (3.6.9) product (3.7.6) or service (3.7.7) to make it conform to the requirements (3.6.4). Processing the product, in such a way, that assures compliance of the product with requirement of stated technical delivery condition (TDC), drawings and / or specifications. Example of Rework: Some parts after machining found that thickness is more than what is required, so to make parts as per requirement, again machined and required thickness achieve. Meaning of clause 8.7.1.4 line by line: 1) The organization shall utilize risk analysis (such as FMEA) methodology to assess risk in the rework process prior to a decision to rework the product. Explanation: Before going to rework any part risk analysis to be carried out, better by using FMEA methodology ,for details on FMEA please follow link http://www.ijeit.com/vol%202/Issue%208/IJEIT1412201302_07.pdf ) 2) If required by the customer, the organization shall obtain approval from the customer prior to commencing rework of the product. Explanation: Here, approval for rework to be obtain only when required by customer i.e. same mentioned in TDC or specification. 3) The organization shall have a documented process for rework confirmation in accordance with the control plan or other relevant documented information to verify compliance to original specifications. Explanation: Line clearly explains that, for this clause 8.7.1.4 documented process mandatory. The document include confirmation regarding rework in line with mentioned in control plan or in other document so that same can be cross verified for its compliance with customer requirement as mentioned TDC , drawings and /or specification. 4) Instruction for disassembly or rework, including re-inspection and traceability requirement, shall be accessible to and utilized by the appropriate personnel. Explanation: Roles and responsibility of personal shall be documented w.r.t instruction for disassembly or rework, re- inspection after rework, its traceability. 5) The organization shall retain documented information on the disposition of rework product including quantity, disposition, disposition date, and applicable traceability information. Explanation: Here, it is suggested to make a format, which fulfills requirement of “shall retain documented information” which cover requirement of above point, no 3, 4 and 5 and include: 1) Role and responsibility of personal, 2) Instruction for disassembly or rework, 3) Re- inspection after rework, 4) Traceability 5) Verification for its compliance with customer requirement 6)Disposition of rework product 7) Quantity, and 8)Disposition date. Hope this diagnostic of clause will be helpful.