Service manual

SERVICE MANUAL
ENGLISH
Adnity
TM
17 ST, 20 ST, 20 D, X 20 D, X 20 C, X 24 D 9096982000(1)2007-02
61
ELECTRICAL SYSTEM
TROUBLESHOOTING
the previous chapters related to the use of the electrical system.
Other possible causes:
The batteries are discharged or the connections are not efcient (charge the batteries or clean the connections).
The batteries are broken (check the battery no-load voltage).Assembly
NOTE
A fault in the battery charger and relevant connections can affect the machine operation.
The battery charger is broken (replace).
There is an open in the fuses (replace).
The harness is cut, pressed or short-circuited (repair).
Error codes indicated by LEDs (81a - 81b - 81c):
Flashes Meaning Action
Green, yellow and red LED
ashing simultaneously.
Problem related to brush motor overload.
Perform checks shown in BRUSH MOTOR
ELECTRICAL INPUT CHECK.
If check results are negative, check the F1
fuse for integrity and its nut tightness.
Red LED ashing. The batteries are discharged.
Charge the batteries.
If the problem persists, replace them.
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6.