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7.1.
0
TROUBLESHOOTING
OF THE ELECTRICAL SYSTEM
General informations:
In the following some of the problems connected to
the malfunctioning of the electrical system are
shown, with their probable cause and the remedial
action to be taken. Should the problem continue
after the appropriate checks, seek assistance from
your local Service Centre.
Faulty electronic cards must always be replac-
ed without trying to repair them or replace sin-
gle components.
Related topics:
Table for the cutting in of the safety devices
[
Safety microswitches operation check
[
Terminal board supply check
Starter relay operation check
[
Electronic card operation check
[
Recharge circuit check
Care and maintenance of the sealed battery
[
MODEL YEAR 2016
N…102 Hy
N…102
WORKSHOP MANUAL
WORKSHOP MANUAL
PROBLEM
CAUSE
REMEDY
10. The 10 A fuse blows
11. The 25 A fuse blows
Short circuit or overload on the power
side of the electronic card (start-up
unit, starter relay) lights and recharger
connector
Find and replace the defective user
Short circuit or damage
to the electronic card protection (power
side)
Try changing the card with one that is
known to work. If the problem stops, replace
the faulty card
Faults in the battery charging circuit
Replace fuse (25 A) and check the
recharge circuit
12. No audible signal
for the “grass-catcher
full” condition
Malfunctioning or faulty blade switch or
microswitch and grass-catcher
signalling
Check the switch, the microswitch
and wiring.
WARNING!
- Check that the blade switch
stops the engine or prevents if from being
started if the acknowledgement conditions
are not met
Malfunctioning or faulty electronic card Try changing the card with one that is
known to work. If the problem stops, replace
the faulty card
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