FNM
®
HPE Series 121
3.7.4 Troubleshooting
In the following table you will find, divided by the issue, the list of possible faults that cause a
malfunction of your engine, complete with the action to be taken to resolve it.
The starter will not crank
Control lever not in neutral.
Put operating lever in neutral
The emergency stop button is pushed in (ECU Box) .
Faulty or discharged battery (too low voltage ) .
Check / charge the battery and check the alternator and its
connections.
Loose or corroded connections in the starting circuit.
Clean and tighten the connections.
Starter relay is not operated due to too low voltage caused by
a very long intermediate cable from engine to control panel
Install an auxiliary starter relay.
Wrong engine electric ground connection
Faulty starter-switch or faulty starter-relay.
Faulty starter-motor or pinion does not engage.
Check / replace the starter-motor.