4 DISPLAY AND CONTROL ELEMENTS
4.40 MHL380 D
4.7.4 Oil pressure
Risk of burns due to hot machine
parts
• Do not top up engine oil until the
diesel engine has cooled down
In an emergency: Administer first
aid, seek treatment from a doctor
Too low
Start of warning levels (brief de-
lay following engine start)
Continuous warning buzzer
Indicator (67/37) and following
text issued (67/47): "ENGINE
OIL PRESSURE" "TOO LOW"
Start up at the lower idle speed
(only when the magnet system is
not switched on)
further
Indicator (67/46) and following
text issued (67/47): "WORK
HYDRAULICS" "DISABLED"
Disable the travel and work func-
tions
further
Reduction of diesel engine output
to 70%
Sufficient
Warning levels are reset (after a
brief delay)
Travel and work functions ena-
bled again
Optical and acoustic warnings
cancelled again
Engine output enabled again
Measures to be taken when a warning oc-
curs
â–º
Switch off the diesel engine as quickly as
possible.
â–º
Visual inspection for potential leaks.
â–º
Top up engine oil.
â–º
If the warning message persists, call for
service personnel.
Fig. 67 Monitoring the oil pressure
37 Engine oil pressure indicator
46 Travel and work functions disabled indicator
47 Text output for the indicator displays
68 Engine control system fault display
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