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OM-478 Page 9
SECTION 2 – DEFINITIONS
2-1. Symbols And Definitions
Stop Engine
Fast (Run, Weld/
Power)
Slow (Idle) Start Engine
Check engine belt Check Air Cleaner Ether Starting Aid Engine
Battery (Engine)
OPT
Jump start/Battery
Charge
Battery Charge Jump Start
Do Not Switch
Under Load
Read Operator’s
Manual
Certified/Trained
Mechanic
Engine Oil
Check Injectors/
Pump
Check Valve
Clearance
Fuel
Engine Coolant
Temperature
Hourmeter (HM) Air Pressure Temperature
Circulating
Compressor
Positive Negative Wire Feed Welding Arc
A
Amperes
V
Volts Panel/Local
14
Remote
On
Direct Current
(DC)
Alternating
Current (AC)
Output
Stick (SMAW)
Welding
Constant Current
(CC)
MIG (GMAW)
Welding
Constant Voltage
(CV)
3
Three Phase
1
Single Phase
Air Carbon Arc
Cutting (CAC-A)
Protective Earth
(Ground)
DC Electrode Posi-
tive
DC Electrode
Negative
Work Connection
Electrode
Connection
Circuit Breaker Time
h
Hours
s
Seconds