Maintenance words

ELECTRICAL TERMS

APPLY (v)
(send, supply, connect a voltage to a particular point)

CRIMPED
(be pressed or pinched together for joining)

DOUBLE THROW (adj)
(switch that can be moved in two directions)

DROP (v, n)
(decrease, go down, decrement ⬌ increase)

EFFICIENCY
(ratio to measure productivity; ratio of energy input to energy output)

GATE
(a device that outputs a signal when certain inputs are received)

INSULATE (v)
(protect conductivity of electrical wiring with plastic, rubber, glass, etc.)

KINK (v, n)
(small bend, twist, non-linearity in wire)

LAG (v, n)
(be late, be behind in time; the delay between two signals, current, etc.)

LOAD (v, n)
(make something support a demand)

PEAK (v, n)
(reaches a high point or maximum value)

RANGE (v, n)
(the extent of a variation or movement; the arc on an instrument which indicates this variation)

RATING , RATE (v)
(the value attributed to an instrument, device, motor, etc.; to attribute a value [v])

SHIELDED
(protected from mechanical damage or the effect of magnetic fields, etc.)

SOLDERED
(wires, components, integrated circuits, etc., connected by the application of heat and soft metal [solder] using a soldering iron)

STEP-DOWN (adj)
(reduction from one level to another)

STRIP (v)
(1. Remove the insulation from a conductor in order to connect it; 2. Remove the accessories from a piece of equipment)

SWAGE (v)
(connected by folding a metal edge to hold wiring in place)

TOGGLE-TYPE (adj)
(description of a switch moving between two poles)

TRIP (v)
(open, pull, trigger a circuit breaker manually or automatically, ⬌ set)

TWIST (v)
(coil, wind, turn around in a spiral – intentionally or unintentionally)

WAVE
(undulation, undulating movement)

WOUND
(from the verb "to wind"; see twisted)

WIRE BUNDLE, WIRE LOOM
(group or assembly of wires connected together)

ELECTRONIC TERMS

BATCH
(group, set)

BUG
(defect in program, etc.; see debugging: final removal of defects)

DOWNTIME
(time the system is not operational due to failure or maintenance)

E.D.P./ELECTRONIC DATA PROCESSING
(computerized handling of information)

FIELD
(area, part of screen, etc., to be filled with data)

FILE
(section of memory containing specific data)

LOG ON, LOG OFF (v)
(record the beginning and end of use of a system)

NETWORK
(system of all the computers, terminals, links, interfaces, users, etc.)

SAFEGUARD (v)
(protect the data entered from unintentional destruction by human error or a power failure)

STORE (v)
(memorize, keep in a file, etc.)

MECHANICAL TERMS

COAT (v, n)
(cover with a layer of paint, varnish, or protection; a layer of protection)

DISCARD (v)
(throw away, scrap, reject, destroy)

GRIP (v, n)
(hold tightly, seize; part of handle held in the hands)

LAY (v)
(install material or wiring horizontally)

MACHINE (v)
(work or shape a part with a machine tool [lathe, milling machine, etc.])

MESH (v, n)
(interaction of two gear wheels)

MILL (v)
(remove material using a rotating head)

OVERHAUL (v, n)
(complete maintenance action; IL and D-check on aircraft; repair and check equipment for a new potential of operating hours)

OVERLAP (v, n)
(partial superimposition of two surfaces, e.g., lapjoint on fuselage skin panels)

PLOT (v)
(mark points on a graph, curve, plan, or chart)

RETAIN (v)
(maintain in position, keep)

SCRAP (v)
(see Discard)

SERVICING
(light maintenance and checks while aircraft is in operation)

SPIN (v)
(to rotate quickly about an axis, e.g., Gyro)

THREAD (n, v)
(groove, spiral mark on screw, bolt, nut, etc.)

TWIST (v)
(turn wire or material about itself, rotate, torque)

WIPE (v)
(use a piece of fabric [cloth, rag] to remove surface dirt, etc.)