SAP PM Preventive Maintenance Overview and Configuration

Business Process Overview :

Preventive maintenance is the pre-planned maintenance activity that performed while the equipment is still working, so that it does not break down unexpectedly. Preventative maintenance is planned so that any required resources are available.

Preventive Maintenance is also used to avoid system failure other objects, which - in addition to the repair costs - often result in much higher costs subsequently owing to production breakdown.

There are many benefits in using preventive maintenance within your company. It is the generic term for systematic inspections, detection, Correction for which the time and scope of the work can be planned in advance.

You can use maintenance plans to describe dates and the extent of preventive and inspection maintenance tasks which can be planned for technical objects. You can ensure that your technical objects are always maintained on time and in this way, ensure that they function optimally.

Preventive Maintenance :Types

 Time Based Preventive Maintenance : 

In time-based preventive maintenance, the maintenance tasks are planned and performed depending on the time-dependent intervals determined. Example : There are vehicles(equipment) which needs to be serviced after different-2 cycles like1 month, 4 months, 6 months, 12 months..etc

 Performance Based Preventive Maintenance : 

In Performance Based preventive maintenance performed based on Counter Reading. Example :  There are vehicle which needs to be serviced after running 5000 kms, 10000 kms and so on.

Condition Based Preventive Maintenance :  

In the case of condition-based maintenance, maintenance activities are always performed when the measuring point of a technical object has reached a particular state or outside a specific value range. For example, a thread depth below 15 mm or temperature higher than 85 C.
 
Strategy and Task List

Maintenance Strategy consist of several maintenance packages. It is the scheduling rule for preventive maintenance.

Maintenance task lists describe a sequence of individual maintenance activities which must be repeatedly performed within a company. Task lists eventually become the operations within the maintenance order that is generated through the Maintenance Plan.

There are three types of task lists that can be distinguished from one another using indicators:

• Equipment Task List
• Functional Location Task List
• General Maintenance Task List

Configuration Steps : 

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Basic Settings > Define Plant Sections

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Basic Settings > Define Maintenance Planner Groups

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Basic Settings > Define ABC Indicators

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Maintenance Plans > Set Maintenance Plan Categories

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Maintenance Plans > Define Number Ranges for Maintenance Plans

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Maintenance Plans > Define Number Ranges for Maintenance Items

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Maintenance Plans > Define Sort Fields for Maintenance Plan

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Task Lists > General Data > Maintain Task List Status

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Task Lists > Control Data > Define Number Ranges for General Maintenance Task Lists

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Task Lists > Define Number Ranges for Equipment Task Lists

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Task Lists > Define Number Ranges for Task Lists for Functional Locations

Plant Maintenance and Customer Service > Maintenance Plans, Work Centers, Task Lists and PRTs > Task Lists > Control Data > Define Profiles with Default Values

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