Abbreviations/Symbols/Conventions - APRILIA SR 50 Workshop Manual

SR 50
0.1.3.

ABBREVIATIONS/SYMBOLS/CONVENTIONS

# = number
< = is less than
> = is more than
≤ = is less than or equal to
≥ = more than or equal to
~ = approximately
∞
= infinite
°C = degrees Celsius (centigrade)
°F = degrees Fahrenheit
± = plus or minus
AC = Alternated Current
A = Ampere
Ah = Ampere per hour
API = American Petroleum Institute
AT = High Tension
AV/DC = Anti-Vibration Double Countershaft
bar = pressure measurement (1 bar = 100 kPa)
DC = Direct Current
cc = cubic centimeters
CO = carbon oxide
CPU = Central Processing Unit
DIN = German industrial standards (Deutsche Industrie Norm)
DOHC = Double Overhead Camshaft
ECU = Electronic Control Unit
rpm = revolutions per minute
HC = unburnt hydrocarbons
ISC = Idle Speed Control
ISO = International Standardization Organization
kg = kilograms
kgm = kilogram per meter (1 kgm = 10 Nm)
km = kilometers
km/h = kilometers per hour
kΩ = kiloOhm
kPa = kiloPascal (1 kPa = 0.01 bar)
KS = clutch side (from the German "Kupplungseite")
kW = kiloWatt
l = liters
LAP = racetrack lap
LED = Light Emitting Diode
LEFT SIDE = left-hand side
m/s = meters per second
max = maximum
mbar = millibar (1 mbar = 0.1 kPa)
mi = miles
MIN = minimum
MPH = miles per hour
MS = flywheel side (from the German "Magnetoseite")
MΩ = MegaOhm
N.A. = Not Available
N.O.M.M. = Motor Octane Number
N.O.R.M. = Research Octane Number
Nm = Newton meter (1 Nm = 0.1 kgm)
Ω
= ohm
PICK-UP = pick-up
BDC = Bottom Dead Center
TDC = Top Dead Center
PPC = Pneumatic Power Clutch
RIGHT SIDE = right-hand side
SAE = Society of Automotive Engineers
SAS = Secondary Air System
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