Mechaincal Test Equipment Flashcards
Oxygen air analyzer
Used to test oxygen and combustible gases contained in a confined space
Use a bottle of multiple gases to make sure it is working before use
Dead weight tester and dead weight tester gauge
Used to test pressure switches and gauges
Test gauge - used with tester to calibrate pop-off valves and used on pressure vessel inspections
Feeler gauges
used to measure clearances
checking clearances on gates or monolith joints
Dial indicators
used to measure the run out on a piece of equipment
dash pot calibration, jacking the unit, main shaft run out
RPM gauge
used to measure the rotational speed of a piece of equipment
main shaft speed, gov vibrator at JPP
Calipers
used to measure the inside diameter or outside circumference
graduated in thousandths, used to check trunnions at JPP
Piezometer
used to measure the pressure or level of water under the surface
used in earthen portion of the dam
M Scope
used to measure the water level in the piezometer
Ball-in-box
used to measure the movement of the monolith joint
use micrometer to check, don’t use anymore
Weir
used to measure the amount of water flow
units when running, spillways
Magna flux tester
metal particle test, used to check metal for any cracks
crane hooks
Radius gauges
used to measure the grooves and radius of an item
used to check sheaves
Heat stick tester
used to measure the temperature of a piece of metal
melts on metal that is >= to temp of tester
used to check metal during welding
Crane load weight tester (dynamometer)
used to test the weight of a load
used for fire extinguishers
vibration monitor
used to test the vibration of a bearing
could use it when setting up new motor, to get a normal reading, and then check later for any change