Short form Full form, meaning
N/A not applicable
nil not illustrated
No. number
OAT Organic Acid Technology
OM Operation Manual
OPI OPerator Interface (user interface in the engine control room)
PCS Propulsion Control System
PCV Pressure Control Valve
PMCC Pensky Martens Closed Cup method
Pos. position
PU Piston Underside
RCS Remote Control System
REF Reference
rpm revolutions per minute
SAC Scavenge Air Cooler
SAE Society of Automotive Engineers
SCR Selective Catalytic Reduction
SCS Speed Control System
SHD shutdown
SLD slowdown
SOI Start Of Injection
SPC Spare Parts Catalogue
SPC Steam Production Control
TC TurboCharger
TDC Top Dead Center
UNIC UNIfied Controls
USB Universal Serial Bus
VCU exhaust Valve Control Unit
VEC Variable Exhaust valve Closing
VEO Variable Exhaust valve Opening
VIT Variable Injection Timing
WECS-9520 WinGD Engine Control System 9520
X72DF
AA00-0000-00AAA-005A-A
Maintenance Manual List of abbreviations
Winterthur Gas & Diesel Ltd.
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