Preventive Maintenance Task
A preventive maintenance task is a defined inspection, servicing, replacement, measurement, or test performed before functional failure.
What this term means in maintenance
A preventive maintenance task is a defined inspection, servicing, replacement, measurement, or test performed before functional failure.
Types of PM tasks
Examples include:
- Inspect
- Lubricate
- Clean
- Tighten
- Replace
- Measure
- Test
- Calibrate
- Verify
- Exercise a standby function
A good PM task defines
- Asset or component
- Failure mode addressed
- Action
- Method
- Limit or acceptance criterion
- Frequency
- Required evidence
- Follow-up when abnormal
Practical example
Instead of “check bearing,” a task states: “Measure drive-end bearing temperature after 20 minutes at normal load. Create corrective work when temperature exceeds the approved limit.”
Task quality
The task should be specific enough for consistent execution by different users.
Common mistake
Generic tasks such as “inspect machine” produce weak findings and inconsistent completion.
How this term differs
Preventive Maintenance Task is one specific preventive action, measurement, inspection, or replacement. It is related to Preventive Maintenance Frequency, Preventive Maintenance Compliance, and Preventive Maintenance Software, but these terms describe different records, measures, roles, strategies, or decisions and should not be used interchangeably.
Related concepts
Related maintenance terms
Keep exploring connected CMMS, reliability, and maintenance planning terms.
Preventive Maintenance Frequency
Preventive maintenance frequency is the time, usage, condition, or event interval at which a maintenance task becomes due.
Preventive Maintenance Program
A preventive maintenance program is the controlled set of maintenance plans, tasks, frequencies, resources, standards, and review processes used to reduce avoidable failure.
Maintenance Job Plan
A maintenance job plan is a reusable definition of the labor, steps, parts, tools, safety controls, references, and completion requirements for a maintenance task.
Glossary FAQs
- What is a PM task?
A defined inspection, service, replacement, measurement, or test performed before functional failure.
- What makes a PM task clear?
It identifies the asset, action, method, limit, evidence, and follow-up.
- Should every PM task address a failure mode?
Ideally, the task should have a clear risk-control or compliance purpose.