Komatsu PC200-8M0 Shop Manual page 59

200 Foreword and general information
List of abbreviation
Abbrevia-
Full Spelling
tion
Proportional
PPC
Pressure Control
Piston Pump and
PPM
Motor
PTO Power Take Off
Power Tilt and
PTP
power Pitch dozer
Roll-Over
ROPS Protective
Structure
International unit
SI
system
SOL Solenoid
TWV Two Way Valve
*1: Code for applicable machine family
D: Bulldozer
HD: Dump truck
HM: Articulated dump truck
PC: Hydraulic excavator
WA: Wheel loader
List of abbreviations used in the circuit diagrams
Abbreviation
A/C
A/D
A/M
ACC
ADD
AUX
BR
CW
CCW
ECU
ECM
ENG
EXGND
F.G.
GND
IMA
NC
S/T
STRG
SIG
PC200, 200LC, 220, 220LC-8M0
Purpose of use (major
applicable machine (*),
or equipment/device)
Oil pressure
Oil pressure
(D, PC, etc.)
Power transmission
Work equipment (D)
Cab and canopy
Unit
Electric
Hydraulic and electric
Air Conditioner
Analogue-to-Digital
Air Mix Damper
Accessory
Additional
Auxiliary
Battery Relay
Clockwise
Counter Clockwise
Electronic Control Unit
Electronic Control Module
Engine
External Ground
Frame Ground
Ground
Inlet Metering Actuator
No Connection
Steering
Signal
Explanation
Proportional pressure control Mechanism that
actuator works in proportion to hydraulic pressure
Piston pump and motor.
Power take-off mechanism
Function that performs hydraulic control of the tilt
and pitch of the bulldozer blade.
Structure that protects operator fastening seat belt
from being crushed when machine tips over
(Structure to protect operator when machine tips
over)
Performance standardized in ISO 3471
Abbreviation for "International system of units"
Unit system that is employed worldwide, and "one
unit against one factor"
Actuator that moves a part with a movable iron
core in the coil (solenoid), which is moved by
energizing the coil.
Solenoid valve that switches the direction of flow.
Actual word spelled out
SEN06112-00
43
00-200