| Accessory |
ACC |
Secondary electrical system |
| Air Conditioning |
A/C |
System used for conditioning the air in the cab |
| Air Quality System |
AQS |
System used to control conditioned air in the cab |
| Alternating Current |
AC |
Electrical current that reverses its direction at regularly recurring intervals |
| Central Control Unit |
CCU |
Computerized system for tractor monitoring |
| Circulator Motor |
|
Symbols for circulator motor speeds |
| |
O |
Medium Speed |
| |
++ |
Fastest Speed |
| Cold Cranking Amperes |
CCA |
Refers to a battery's capability to perform during cold weather operation |
| Component Technical Manual |
CTM |
Technical manual developed for the servicing of major components |
| Direct Current |
DC |
Electrical current flowing in one direction only |
| Engine Control Unit |
ECU |
Computerized system used to govern engine speed |
| Electro-Hydraulic |
EH |
Refers to a hydraulic valve function that is controlled electrically |
| Electro-Hydraulic Selective Control Valve |
EH SCV |
Selective control valve operated with electrical solenoids |
| Gallons Per Minute |
gpm |
Fluid flow measured over a period of one minute |
| Head Land Management System |
HMS |
System used to control functions when turning at end of a field |
| Hitch Control Unit |
HCU |
Computerized system to control hitch functiona |
| Ignition |
IGN |
Control for starting and stopping the tractor |
| Instrument Control Unit |
ICU |
Computerized system controlling tractor warning functions |
| International Standards Organization |
ISO |
Abbreviation |
| Liters Per Second |
L/s |
Fluid flow measured over a period of one second |
| Mechanical Front Wheel Drive |
MFWD |
Powered front axle which is driven mechanically from the transmission |
| PowerQuad Transmission |
PPST |
Partial power-shiftable transmission |
| Powershift Control Unit |
PCU |
Computerized system used to control transmission shift functions |
| Powershift Transmission |
PST |
Fully power-shiftable transmission |
| Power Take-Off |
PTO |
Abbreviation |
| Pressure Control Valve |
PCV |
Valve used to control pressure within a system |
| Product Identification Number |
PIN |
Serial number relating to tractor identification |
| Revolutions Per Minute |
rpm |
Abbreviation |
| Selective Control Unit |
SCU |
Computerized system used to control selective control valve functions |
| Selective Control Valve |
SCV |
Device used to control remote hydraulic functions |
| Slow Moving Vehicle |
SMV |
Warning sign on the rear of the tractor |
| Triple Link Suspension |
TLS |
Suspended front axle |