FNM HPE Series Owner's Manual page 52

VOLTS
13.8 Volts
Coolant Tmp
100° C
Figure 18 – The indicator lights on the panel are turned off when the engine is functioning properly.
The digital instrument is in normal operating mode, for default it shows the battery voltage
(Volts), the engine coolant temperature (Coolant Tmp).
4. Engine stop
Turn counterclockwise the key to position (0) to turn off the engine.
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48 FNM HPE Series