ACT - Actuator
ADS - Engine Combustion Air Damper Position Switch
AFCR - Auxiliary Fuel Control Valve
ALM - Alarm Module
ALS - Alarm Silence Push Button
ALT - Alternator
ASOS - Air Shutoff Solenoid
ASR - Air Shutoff Relay
ASSV - Air Start Solenoid Valve
ATB - AC Transformer Box
AUX - Auxiliary Terminal Strip
AUXREL - Auxiliary Relay (Crank Termination)
AWG - American Wire Gauge
BATT - Battery
BCF - Battery Charger Failure Switch
C - Common
CAR - Custom Alarm Relay
CB - Circuit Breaker
CDM - Engine Cooldown Timer Module
CT - Current Transformer
CTR - Crank Termination Relay
D - Diode
DCV - DC Voltmeter
DS - Disconnect Switch
ECLC - Engine Coolant Loss Sensor Connector
ECLS - Engine Coolant Loss Sensor
ECS - Engine Control Switch
ECTS - Engine Coolant Temperature Sensor
EFCR - Emergency Fuel Control Relay
EFL - Emergency Fuel Light
EG - Electronic Governor (Speed Sensing)
EGA - Electronic Governor Actuator
EGR - Electronic Governor Relay
ENFR - Engine Failure Relay
EOTC - Engine Oil Temperature Sensor Connector
EOTS - Engine Oil Temperature Sensor
EOPS - Engine Oil Pressure Sensor
ESPB - Emergency Stop Push Button
ESL - Emergency Stop Light
F - Fuse
FCR - Fuel Control Relay
FRB - Fuel Rupture Basin
FS - Fuel Solenoid
FSOS - Fuel Shutoff Solenoid
GFR - Generator Fault Relay
GOL - Generator On Load
GOV - Governor
GPHI - Ground Post (High Voltage)
GPLO - Ground Post (Low Voltage)
GSC - Generator Set Control
HZ - Frequency Meter
KWR - Kilowatt Level Relay
IC - Remote Start/Stop Initiate Contact
L - Load Leads
LFL - Low Fuel Level Light
LFLAS - Low Fuel Level Alarm Switch
LFS - Latching Fuel Control Solenoid
LOLAS - Low Oil Level Alarm Switch
LWLAS - Low Water Level Alarm Switch
LWTL - Low Water Temperature Light
MAN - Manual
MPU - Magnetic Speed Pickup
NC - Normally Closed
NO - Normally Open
OCL - Overcrank Light
OCR - Overcurrent Relay
OCT - Overcrank Timer
OP - Oil Pressure
OPG - Oil Pressure Gauge
OPL - Oil Pressure Light
OSL - Overspeed Light
OSR - Oil Step Relay
OVR - Overvoltage Relay
PL - Panel Illumination Light
PLS - Panel Light Switch
POS - Positive
POT - Potentiometer
PS - Pinion Solenoid
PWM - Electrical Converter (Pulse Width Modulated)
RPSR - Reverse Power Slave Relay
RR - Run Relay
SEC - Second
SHTC - Circuit Breaker Shunt Trip Coil
SIG - Signal
SM - Starting Motor
SMMS - Starting Motor Magnetic Switch
SMR - Starting Motor Relay
SP - Speed Adjust Potentiometer
SR - Slave Relay
T - Generator Line Leads
TD - Time Delay Relay
TSC - Transfer Switch Position Indicating Contact
V - AC Voltmeter
VAR - Voltage Adjust Rheostat
VR - Voltage Regulator
WT - Water Temperature
WTG - Water Temperature Gauge
WTL - Water Temperature Light
XDUCER - Transducer
Z - Zener Diode