Doosan DX225LC, Manual

Page: 29 / 136

Electrical System SP000935
Page 28
WARNING AND INDICATOR
LIGHTS
Indication of Warning Lights
Description Symbol
Input
Terminal
Operation Remarks
Charge CN2 - 14
It lights in case of no
charge [voltage of "R
(I)" terminal is below
12 ±1V] or
overcharge [voltage
of "R (I)" terminal is
above 33 (V)].
Normally, it lights
when starting engine
and is out after engine
starts.
Engine Oil
Pressure
ECU-CAN
Communic
ation
It lights when engine
oil pressure is below
the reference.
After starting engine,
if engine oil pressure
is insufficient after 8
seconds, a warning
buzzer will sound.
Engine
Check
ECU-CAN
Communic
ation
It lights in case of
failure in engine
system.
Coolant
Temperature
ECU-CAN
Communic
ation
It lights when engine
coolant temperature
sensor resistant is
below about 128
ohms.
Preheating CN5-2
It lights during
preheating ("CN5-2"
terminal voltage is
below 2V) and turns
"OFF" after
completion of
preheating.
Preheating period
depends on coolant
temperature.
No preheating at
above 10°C
10 sec preheating at
5°C
20 sec preheating at
below 0°C
HAOA610L
HAOA620L
CHECK
FG000045
HAOD350L
HAOA639L