Glossary of Terms
Practical maintenance terms, CMMS language, reliability abbreviations, and plant maintenance definitions in one place.
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399 terms shown
Functional Test
A functional test confirms that equipment, a component, or a protective function performs its required operation under defined test conditions.
Good Manufacturing Practice Maintenance
Good Manufacturing Practice maintenance is the controlled upkeep of facilities, utilities, and equipment so they remain suitable for producing safe and conforming products.
Goods Receipt
Goods receipt is the transaction confirming that ordered spare parts or materials have been physically received into a store or controlled location.
HACCP Maintenance
HACCP maintenance is the control of equipment condition and maintenance work so hazards are not introduced into food-production processes or critical control points.
Hazard and Operability Study
A Hazard and Operability Study is a structured team review used to identify process hazards and operating problems by examining deviations from design intent.
Hidden Failure
A hidden failure is a loss of function that is not evident during normal operation and may remain undetected until another event creates demand.
Hold Reason
A hold reason explains why a work order has temporarily stopped progressing while remaining valid and open.
Hot Work Permit
A hot work permit authorizes work that can produce flame, heat, sparks, or another ignition source under defined safety controls.
HVAC Maintenance
HVAC maintenance is the inspection, servicing, cleaning, testing, and repair of heating, ventilation, and air-conditioning systems.
IATF 16949 Maintenance Requirements
IATF 16949 maintenance requirements are automotive-quality controls used to keep manufacturing equipment capable, available, and properly maintained.
Industrial Battery Maintenance
Industrial battery maintenance controls the condition, capacity, connections, environment, and readiness of batteries used for backup, starting, control, and safety systems.
Infant Mortality Failure
Infant mortality failures are early-life failures occurring soon after installation, commissioning, repair, or manufacture.
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