Results from 28 manufactured batches after improvements: Out of specification (OOS) batches reduced from from 18% to 1%; standard deviation of active levels reduced by 59%, and Cpk improved from 0.35 to 1.17.
Health and Safety risks associated with greasing air handling units was significantly reduced, the greasing process was improved, and time to grease reduced significantly. Bearing lifecycle was extended and risk of AHU failure reduced.
The time to sample raw material reduced by 45%, and the process resource requirement reduced from 4 to 3 people. In addition the error rate reduced by 91%.