Yamaha F50D Servise Manual - page 10
General information
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GEN
INFO
Abbreviation
The following abbreviations are used in this service manual.
Abbreviation
Description
ABYC
American Boat and Yacht Council
API
American Petroleum Institute
ATF
Automatic Transmission Fluid
AWG
American Wire Gauge
BTDC
Before Top Dead Center
CCA
Cold Cranking Ampere
CDI
Capacitor Discharge Ignition
C/L
Centerline
D model
Hydro tilt model
DN
Downside or downward
EN
European Norm (European standard)
EX
Exhaust
F
Forward
H model
Tiller handle model
IEC
International Electrotechnical Commission
IN
Intake
LED
Light-Emitting Diode
N
Neutral
PORT
Port side
PTT
Power Trim and Tilt
R
Reverse
R model
Remote control model
RON
Research Octane Number
SAE
Society of Automotive Engineers
STBD
Starboard side
TDC
Top Dead Center
UNF
Unified fine thread
UP
Upside
WD
Wiring diagram