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Symbol /
Name
Abbreviation
TO
Technical manual (Operational principle)
TT
Technical manual (Troubleshooting)
T/M
Technical manual
W, W/M
Workshop manual
MC
Main Controller
ECM
Engine Control Module
VGS
Variable Geometry System controller
GSM
Global System for Mobile communications
controller
GPS
Global Positioning System
CAN
Controller Area Network
A/C
Air Conditioner
OP, OPT
Option
MPDr.
Maintenance Pro Dr.
A/I
Auto-Idle
WU
Warming-Up
Li
Low (Slow) Idle
ATT
Attachment
HI, Hi
High
LO, Lo
Low
SYMBOL AND ABBREVIATION
Explanation
Technical manual (Operational Principle).
Technical manual (Troubleshooting).
Technical manual.
Workshop manual (Removal and Installation, Disassembly
and Assembly).
Main controller. MC controls the engine, pump, and valve
according to the machine operating condition.
Engine controller. ECM controls fuel injection amount
according to the machine operating condition.
Variable turbo controller. VGS is an exhaust turbo charged
system to supercharge the exhaust energy while running
the engine at slow idle speed. VGS optimizes the turbine
rotation, improves the performance at slow-speed torque
and the acceleration, reduces fuel consumption, and reduces
particulate matter (PM) by adjusting the nozzle opening of
turbine housing.
Communication controller. GSM is a type of wireless
communication system, is used in more than on 100
countries around Europe and Asia, and becomes the factual
global standards of the mobile telephone.
Global positioning system.
CAN communication. CAN is a serial communications
protocol internationally-standardized by ISO (International
Organization for Standardization).
Air conditioner.
Optional component.
MPDr. is software that troubleshooting, monitoring, and
adjustment.
Auto-idle.
Warming-up.
Slow idle engine speed.
Attachment. Attachment is optional parts such as breaker,
crusher, and pulverizer in this manual.
Travel fast position.
Travel slow position.
SY-1
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