Total Productive Maintenance Flashcards
1
Q
Maintenance is
A
Vital part of operations which adds profit
2
Q
Steps on what to track
A
Categorize into equip,tooling and other
3
Q
MTBF
A
Observed over a period of time
Mean time btw failure. = uptime/# of breakdowns
Usually units of hours
4
Q
MTTR
A
Mean time to repair.
Downtime/ # of break downs
5
Q
MTTF
A
Mean time to fail beyond repair
Don’t estimate MTTF USING MTBF
6
Q
Overall equipment effectiveness
A
Zero breakdowns,variances,defects, accidents
7
Q
Overall equipment effectiveness formula
A
Availability x performance efficiency x quality rate
8
Q
Operating speed rate
A
Theoretical cycle time / actual cycle time
9
Q
Quality rate formula
A
Good output / total output
10
Q
6 major losses
A
Breakdowns Setup adjustments Minor stoppages Reduced speed Defects Reduced yield
