115What Is Lean Six Sigma and TPM?
should be applied to machines of importance and high value to
production.
a. Periodic maintenance—A set schedule of maintenance routines
assigned to prolong the life of the machine.
b. Predictive maintenance—You predict when the machine may
require maintenance based onanalyzingpast history, and apply
maintenance just before the machine has failed in the past,
extending its service life. Often applied in conjunction with pre-
ventative maintenance.
3. Corrective maintenance—A form of system maintenance that is per-
formed after a fault or problem emerges in a system, with the goal
of restoring operability to the system. In some cases it can be impos-
sible to predict or prevent a failure, making correct ...