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Marine Diesel Engines
O
WNER
’
S
M
ANUAL
General Information
HPE 300
ENG rel. 1/11
www.fnm-marine.com
27
HPE / HPEL engines ECU BOX
The ECU (Electronic Control Unit) BOX contains the electronic control unit of the engine, the electric
connections and relays, the red stop button, the Amphenol® plugs for the engine wiring, the fuses pilot
lamps. The degree of protection of the box is IP 67 that prevents damage from dust and splashing water,
Take care to avoid faults provoked by wrong electrical connection during assembly or by
maintenance operations on the electrical systems.
ATTENTION!
Press the Red Stop Button in case of emergency and in every emergency condition that could cause
damage to persons!
Take care to disconnect the ECU box by pushing the stop button during long inactivity period,
during the battery replacement and during all operations on electrical systems.
Be careful when you dismantle the ECU-box, the degree of protection is ensured by a correct
assembly of the parts. Take care of the silicon gaskets and O-Rings integrity.
If you need to work on the ELECTRIC SYSTEM OF ENGINE:
-Do not operate when the engine is still running
-We strongly advise you to let any works on the electric system be done by specialized personnel. Please
consider that, if mistakes are made on the electrical parts of the engine, these may cause malfunction of
the electrical systems on board or vice versa. All this may cause injury and/or fire!
-Avoid short circuit on the electric system.
Take care with electrical connections. Risk of electric shocks!
Содержание HPE 300
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