ALS - Alarm Silence Push Button
ALT - DC Charging Alternator
ALR - Alarm Relay (General Alarm)
ALMR - Alarm Mute Relay
ASR - Air Shutoff Relay
AR - Arming Relay
ATB+ - AC Transformer Box +
BATT - Battery
BV - Battery Voltage
CAM - Custom Alarm Module
CAR - Custom Alarm Relay
CB - Circuit Breaker
CCM - Customer Communication Module
CIM - Customer Interface Module
CTR - Crank Termination Relay
ECS - Engine Control Switch
ECTS - Engine Coolant Temperature Sensor
EG - Electronic Governor (Speed Sensing)
EGR - Electronic Governor Relay
EOPS - Engine Oil Pressure Sensor
ESPB - Emergency Stop Push Button
FCR - Fuel Control Relay
FCS - Fuel Control Solenoid
G - AC Generator
GFR - Generator Fault Relay
GOV - Governor
HC - Heater Contactor
I/P - Input
KWR - Kilowatt Level Relay
MAN - Manual
MPU - Magnetic Speed Pickup
MV - Motorized Valve
NC - Normally Closed
NO - Normally Open
O/L - Overload Contactor
OPSU - Oil Pressure Sending Unit
PC - Pump Contactor
PR - Pump Relay
PS - Pinion Solenoid
RR - Run Relay
S1 - Engine Oil Pressure Sender
S2 - Engine Coolant Temperature Sender
SF1 - Spare Fault 1
SAS - Start Aid Switch
SASV - Start Aid Solenoid Valve
SATS - Start Aid Temperature Switch
SM - Starting Motor
SMMS - Starting Motor Magnetic Switch
SMR - Starting Motor Relay
ST - Shunt Trip
-VE - Battery Negative
+VE - Battery Positive
VM - AC Voltmeter
WTSU - Water Temperature Sending Unit