The maintenance plan for the poka-yoke provides, at the beginning of each shift, a test to
verify its effectiveness – similarly to attribute FS7, this attribute is normally necessary only
for PD that are subject to a wear and tear that affects its functionality (Score 4)
The maintenance plan for the poka-yoke provides tests to verify its effectiveness, but it
does not specify how often the tests should be carried out (Score 2)
The maintenance plan for the poka-yoke does not provide systematic tests to verify its
effectiveness (Score 0)