Maintenance terminology

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Across
  1. 2. A(n) ___ coupling is a device that joins two shafts that are precisely aligned.
  2. 5. A(n) ___ is the moving part of a coil-operated device.
  3. 6. In a step-____ transformer, the secondary coil has more turns of wire than the primary coil.
  4. 9. A(n) ___ lamp is an electric lamp that produces light as electricity passes through a gas.
  5. 11. A(n) ___ circuit is a circuit having an incomplete path which prevents current flow.
  6. 15. The power formula is the relationship between power, voltage,___ in a circuit.
  7. 16. A ___ coupling is a mechanical-flexing coupling that consists of two identical hubs with external gear teeth and a sleeve or sleeves with mating internal gear teeth.
  8. 17. A(n) ___ switch is a switch that is operated by the movement of an object.
  9. 20. ___ are an eye protection device that fully encloses the eye area with a flexible frame.
  10. 23. ___ is the force that resists the relative motion of two objects sliding against each other.
  11. 26. A grounding conductor has ___ insulation or is bare and is connected to a metal grounding electrode.
  12. 27. A ___-class lever is a lever that has the effort located between the fulcrum and the resistance.
  13. 29. Current is measured in ___.
  14. 30. Gloves made from wire mesh, leather, or ___ provide protection from cuts and burns.
  15. 31. Frequency is measured in cycles per second, or ___.
  16. 32. A(n) ___ hazard is a hazard caused by excessive levels of noise, vibration, illumination, temperature, or radiation.
  17. 33. A cam ___ is a machine part that contacts the cam and moves in a designated path.
  18. 35. The ___-in period is the time just after installation when equipment achieves peak operating performance.
  19. 36. A ___ is a thin precision piece of material, usually metal, that provides an accurate spacing between two surfaces.
  20. 37. A ___ is a cylindrical nonthreaded fastener that is placed into a hole to secure the position of two or more parts.
  21. 39. ___ maintenance is scheduled work required to keep equipment in peak operating condition.
  22. 41. A ______ strip is made of two dissimilar metals that expand at the same rate when heated.
  23. 42. ___ drop,is the reduction of circuit voltage caused by the resistance of circuit conductors and loads.
Down
  1. 1. A ___-bar is a steel plate used to connect two roller chain pins or two bushings.
  2. 3. Light bulbs are serviced using ___ maintenance because it is less costly to replace a bad bulb than to predict a bulb failure.
  3. 4. A(n) ___ is a tool for cutting internal threads.
  4. 7. A belt drive is a ___ mechanical drive system that uses a belt and pulleys to transfer power between two shafts.
  5. 8. ___ work is unscheduled service to correct an unexpected failure on equipment that receives a regular maintenance.
  6. 10. Fall protection equipment is required when working in elevated spaces (over ___' above the ground) or confined spaces.
  7. 11. ______,along with state agencies, designs rules to protect workers from exposure to serious diseases while performing lifesaving services.
  8. 12. ___ is the study of the effects of job-related tasks and work-area arrangement on the health of a worker.
  9. 13. the ___ is responsible for following and enforcing applicable safety regulations, providing necessary safety equipment and training, and reinforcing a workplace culture of safety awareness.
  10. 14. A(n) ___ is a simple machine that converts force applied to its blunt end into force that is perpendicular to its sloped surface.
  11. 18. NFPA 704, Standard System for the Identification of the Hazards of Materials for Emergency Response, uses a ___-color diamond sign to display basic information about hazardous materials.
  12. 19. A(n) ___ hazard is a bacterium, virus, fungus, or other microorganism that can cause acute and chronic infections by entering the body directly or through breaks in the skin.
  13. 21. A ___ is a device that uses electricity, such as a lamp, heating element, or motor, to produce a useful output.
  14. 22. A ___ order is a document that details specific maintenance tasks to be completed.
  15. 23. A ___ is an OCPD with a metal strip that quickly melts and opens a circuit when the current flowing through the strip is greater than the rating of the fuse.
  16. 24. A(n) ___-imager uses many temperature measurements within its field of view to build an infrared image of an area.
  17. 25. ___ is the number of unit squares equal to the surface of an object.
  18. 28. Whenever possible, equipment is inspected when it is ___.
  19. 34. Resistance is displayed on a meter as ___.
  20. 38. ___ is the opposition to the flow of electrons.
  21. 40. ___ indicates the expected thickness of the lubricant film separating the bearing surfaces.