CHAPTER 3 – INSTRUMENTS AND CONTROLS
3-14
M. ENGINE COOLANT TEMPERATURE GAUGE
This indicator shows the engine coolant temperature. The normal operation temperature is within the green
band. When the engine coolant temperature raises, the indicator will pass to the yellow band and the warning
alarm will be actuated for three seconds. The warning main indicator is yellow. When the temperature conti-
nues raising, the indicator changes to the red band and the warning alarm will sound continuously. The stop
main indicator is red. The machine MUST NOT be operated when the temperature is in the red band.
ENGINE COOLANT TEMPERATURE GAUGE
Gauge Indication Condition Master Indicator Gauge Status Alarm Status
20 °C and below
(68 °F and below)
Coolant temperature is
very low.
Caution (Yellow) Continuous 3 Seconds
20 to 105 °C
(68 to 221 °F)
Coolant temperature is
normal.
105 to 110 °C
(221 to 230 °F)
Coolant temperature is
high.
Caution (Yellow) Continuous
110 °C and above
(230 °F and above)
See the note below
Coolant temperature is
very high.
Stop (Red) Continuous
Intermittent
(0,5 sec. ON and
0,2 sec. OFF)
NOTE: Do not operate the machine, if the indicator is in red and the alarm sounds continuously. Stop the machine and
correct the defect
.
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