GENERAL SERVICE INFORMATION
Abbreviations and Symbols
3-16
6LY3 Service Manual
© 2007 Yanmar Marine International
ABBREVIATIONS AND SYMBOLS
Abbreviations
Symbols
* Work torque such as engine torque
** Work torque such as starter motor torque
A
ampere
AC
alternating current
ACEA
Association des Constructeurs
Européens d’Automobilies
Ah
ampere-hour
API
American Petroleum Institute
ARB
Air Resources Board
ATDC
after top dead center
BDC
bottom dead center
BTDC
before top dead center
°C
degree Celsius
CARB
California Air Resources Board
CCA
cold cranking amp
cfm
cubic feet per minute
cm
centimeter
cm
3
cubic centimeter
cm
3
/min.
cubic centimeter per minute
cu in.
cubic inch
D
diameter
DC
direct current
DI
direct
DVA
direct volt adapter
EPA
Environmental Protection Agency
ESG
electronic speed governor
°F
degree Fahrenheit
fl oz
fluid ounce (U.S.)
fl
fluid ounce (U.S.) per minute
ft
foot
ft-lb
foot pound*
ft-lbf/min.
foot pound force per minute
g
gram
gal
gallon (U.S.)
gal/hr
gallon (U.S.) per hour
gal/min.
gallon (U.S.) per minute
GL
gear lubricant
hp
horsepower (metric)
hr
hour
ID
inside diameter
ID
identification
IDI
indirect injection
in.
inch
inAq
inches Aqueous (water)
in. Hg
inches Mercury
in.-lb
inch pound**
J
joule
JASO
Japanese Automobile Standards
Organization
K
kelvin
kg
kilogram
kgf/cm
2
kilogram force per square
centimeter
kgf·m
kilogram force per meter
km
kilometers
kPa
kilopascal
kW
kilowatt
L
liter
L/hr
liter per hour
lb
pound
lbf
pound-force
lb-ft
pound foot (Tightening Torque)
lb-in
pound inch (Tightening Torque)
m
meter
mL
milliliter
mm
millimeter
mmAq
millimeter Aqueous (water)
MPa
megapascal
mV
millivolt
N
newton
N
·m
newton meter
No.
number
O.D.
outside diameter
oz
ounce
Pa
pascal
PS
horsepower (metric)
psi
pound per square inch
qt
quart (U.S.)
R
radius
rpm
revolutions per minute
SAE
Society of Automotive Engineers
sec.
second
t
short ton 2000 lb
TBN
total base number
TDC
top dead center
V
volt
VAC
volt alternating current
VDC
volt direct current
W
watt
°
degree
+
plus
-
minus
±
plus or minus
Ω
ohm
μ
micro
%
percent