Volvo D4, Operator'S Manual

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22
Instruments
Alarm display
The following warning lamps should never light up during operation. On the other hand, the warning lamps light
up when the starter key is first turned to the drive position. Check that all lamps function. When the engine has
started, all lamps should have gone out. The lamps flash if the diagnostic function has registered malfunction.
When the fault has been acknowledged, the lamp gives continuous light.
Warning lamps (should never light up
during operation).
Oil pressure (red indication)
If the oil pressure lamp lights up during operation, the
oil pressure in the engine is too low. Stop the engine at
once.
Check the oil level in the engine. Please refer to
“Maintenance: Lubrication” to check and top the oil
up.
Also check that the oil filters are not blocked. Plea-
se refer to “Maintenance: Lubrication system”
Please refer to the “In case of emergency” chapter,
and you will find detailed information about recommen-
ded action in the “Diagnostic function” section.
WARNING ! Continued operation when the oil
pressure is too low can cause serious engine da-
mage.
Water in fuel filter (orange indication)
If the lamp lights up, there is too much water in the wa-
ter trap in the fuel filters.
Empty the water trap underneath the fuel filter on
the engine and pre filters. Please refer to “In case
of emergency”.