Is the part :
Difficult to see during assembly?
Difficult to assemble?
Difficult to see after assembly?
Difficult to differentiate between pre
and post assembly?
Lacking guides or fixtures for proper
assembly or proper alignment?
Can anything be done to resolve this in design of product/process?
(guides, fixtures, automation)
Can the part be combined with another part?
Can the part be eliminated?
What can be done to detect whether the part has been misassembled?
Detection device - torque counter,
photoelectric eye, limit switch
Lock out subsequent operation if part is misassembled.
Lock out device - limit switch,
Implement operator instructions,
visual aids and training as minimum
Implement Error Proofing
(process/design change and/or
detect/lock out device)
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