FNM HPE Series Owner's Manual page 117

3.7.2 Meaning of the indicators on the analog panel
The engine control panel has a number of indicators and indicator lights to monitor the operation. If
one of these should turn on, see the table below for an explanation of the meaning.
Indicator or light Status
Needle included between 1
and 6 bar
Oil pressure
indicator
Needle below 1 bar
Crankshaft Around 800 revolutions per
minute
revolutions
counter
Above 800 rpm
Between 75°C and 90°C
Engine coolant
temperature
Above 90 ° C
Between 12V and 16V
Voltmeter
Below 12V
Alternator Lit, engine off
®
FNM HPE Series
Meaning
Indicates the normal engine oil pressure.
Involves a loss of engine oil or an insufficient amount of engine oil. The
"Low Oil Pressure" indicator light turns on together to the alarm buzzer of
the panel. Turn off the engine immediately and check the oil level.
Indicates the operation of the engine idle speed, i.e. when the gear is not
inserted.
Indicates the normal operation of the engine with gear engaged.
Indicates the temperature of normal engine operation.
Indicates an operating temperature too high. If the needle remains above
90 ° C for a long time the "Coolant high temperature" indicator light
turns on with the alarm buzzer of the panel. Reduce the engine speed
and if necessary stop the engine.
Indicates the voltage of the battery for the engine normal operation.
Indicates that the voltage is not enough for the proper functioning of all
electrical services At the restart, the battery may not have the necessary
.
voltage to start the engine. During operation, the alternator indicator light
may turn on.
It is a condition of normal operation.
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