SDMO Nexys 2, Инструкция по эксплуатации, Страница: 17 / 22

17/22 Ref. GPAO : 33502017201_1_1
6. Fault finding
Probable causes Remedial action
Fuel level too low Fill up with fuel
Faulty module supply fuse Check and replace the fuse
ON/OFF switch in " OFF " position Turn the switch to " ON "
Emergency stop button pressed
Release the emergency stop button and reset
the fault, moving the switch to "
OFF ".
Faulty battery Check and replace the battery if necessary
The motor will not start
No cable connection between the Nexys
module and the charge alternator
Check the connection between the Nexys
module (pin 7 on the 12-pin connector) and
the D+ terminal on the charge alternator.
If the cable connection is OK, check the
module function by connecting pin 7 to earth.
If the motor starts, there is a problem with the
charge alternator.
Faulty module supply fuse Check and replace the fuse No LED displays and no
screen display
Faulty battery Check and replace the battery if necessary
Incorrect wiring to the external command Correct the wiring
“AUT” LED lights up
and remains lit and
”General fault” LED
flashes
Alternating current connected to the external
command input Identify and correct the fault
7. Maintenance
Danger
Before starting any operation:
- Switch off the generating set
- check that the generating set circuit breaker is open
- disconnect the battery
- turn the key switch to the OFF position
- Check that no power is being supplied to the centre console (for example: mains powered battery
charger).
7.1. Replacing the fuse
n Use a suitable screwdriver or your hand to turn the cap in an anti-clockwise direction until it can be removed.
o Remove and replace the fuse (use a fuse of the same size and rating).
p Refit the cap in the reverse order to removal.