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Sunday, August 14, 2016

MAINTENANCE REPORTING SYSTEM , CONTINUE -1

The maintenance department will  assigned the service number as it received the work order and will then multiply the two numbers to achieve a priority number in each work order.,The lowest priority is then the number 2 and the highest priority is 90, the work order with highest priority number should be schedule first. A portion of the maintenance hour available,starting from 10 to 30 percent should be assigned to priority work lower than 30. This priority considers potential failure costs and keeps low priority equipment and department operating. The control aspect of PS is two fold The average PS by craft, identifies how important the backlog is for each craft and for maintenance in total.The average PS number by production department and or in the case of multiple plants provides knowledge of  the average level of maintenance.The PS number and man hour weighted average involved for each craft and each production involvement is calculated.The constrains of the activity can also be determined through the man hour of activity nodes and network evaluation data .Therefore the lower the man hour of any activity the  easier to approach, but in most maintenance activity there is always a case sensitive and priority.,For instance, compare two jobs,one has a PS number of 90 and requires 3 man hours of work by an electrician or mechanic,Another has a PS number of 30. and requires 1 man hour of work by an electrician. The weighted average would be :
90 PS x 3 man hour = 270
30 PS x 1 man hour =   30
addition of the man hours is equal to 300 man hour divided by the total man hour,would results to ,75 average.The minimum use of a system will easily identify acceptable control limits for many things, for example:
1.Authorize overtime for a work order with a PS number of 42 and higher
2.Sub- contract or add man hour in a craft with an average number of PS number of 56 or higher for more than 4 weeks and a constant trend up.
3.Transfer assigned manpower from lower priority to higher priority departments until the average PS number in the department reaches 42 or lower.                                    ---------

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