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25.24 C- Is the cleaning method being used and is the maximum time permitted between hand soldering and cleaning being observed, in accordance with procedures?YES/NO 25.25 C- Are all drawings, written instructions, and product specific fixtures under configuration control and do they match the assembly traveler?YES/NO 25.26 C- Are the work instructions, including sequence of operations, being followed?YES/NO 25.27 C- Is there evidence that procedure for control of soldering tools / equipment is being followed for: 25.27.1 C- Selection and setup?YES/NO 25.27.2 C- Maintenance, including soldering iron tip replacement and periodic cleaning?YES/NO 25.27.3 C- Periodic verification, including soldering iron tips for temperature?YES/NO 25.27.4 C- If required, calibration?YES/NO/NA Audit Note: Some soldering systems may require calibration. 25.28 C- Is there evidence of operator training, in accordance with procedures, IPC/WHMA-A-620, specific customer requirements, ESD protection, technical knowledge, including periodic re-certification?YES/NO 25.29 C- Is the qualified or customer specified solder alloy and flux being used for the part number being soldered?YES/NO 25.30 C- Is the process control to ensure wire(s) are inserted to the full depth of the solder cup being done?YES/NO Audit Note: It is a defect in IPC/WHMA-A-620 if the wire is not inserted to the full depth of the cup. However, this is not visually inspectable. It is determined through process control. For example, this may be controlled by using strip length. |
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