CORRECTIVE MAINTENANCE

According to standard

Maintenance carried out after a fault recognition and intended to restore an object into a state in which it can perform a required function.

Corrective maintenance can consist of both deferred and immediate corrective maintenance.

 

DEFERRED CORRECTIVE MAINTENANCE

  • Corrective maintenance is not carried out immediately after detection of a malfunction, but is delayed in accordance with given maintenance directives. The work can be planned.

 

IMMEDIATE CORRECTIVE MAINTENANCE

  • Maintenance performed immediately after detection of a malfunction to avoid
    unacceptable consequences.

ADVANTAGES

  • Suitable for machinery that is easy to replace or has low purchasing costs.
  • Suitable for some machinery in redundant systems where no costly side effects can be expected following a breakdown.
  • Needs little or no investment in competence or technology.

DISADVANTAGES

  • Means urgent unforeseen machine failures.
  • Difficult and sometimes impossible to schedule maintenance operations.
  • Capital destruction – minor machine problems remain undiscovered and develops into costly breakdowns.
  • Little or no development of staff competence.
  • Risk of personal injury in breakdowns.
  • Increased environmental impact.
  • Higher energy consumption.

Next chapter

Continue reading?
Go to next chapter to read about Improvement maintenance.

Continue