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10.58
10.58
Electrical
Electrical system
system
A
AT
TL
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ET
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SE
ER
RV
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10
10.15
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Trou
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turban
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0
0
10
10.1
.15.
5.1
1 T
Tru
ruck a
ck and A
nd AT
TC
C
The truck and ATC have complete function stop.
The truck and ATC have complete function stop.
Is there 48V between B+ and B-
Is there 48V between B+ and B-
insulators?
insulators?
šš
No
No
Check the battery, battery plug,
Check the battery, battery plug,
electrical panel plug and associated
electrical panel plug and associated
connections.
connections.
Y
Yes
es
Is the electrical emergency stop
Is the electrical emergency stop
activated?
activated?
Y
Yes
es
Pull up the button for the emergency
Pull up the button for the emergency
stop.
stop.
No
No
Is B+ 48V on the insulator B+2?
Is B+ 48V on the insulator B+2?
šš
No
No
Check the contactor circuits K11 and
Check the contactor circuits K11 and
K12. Check that the fuse F14 has not
K12. Check that the fuse F14 has not
blown and that the emergency stops
blown and that the emergency stops
SE1 and SE2 are m
SE1 and SE2 are made to 48V
ade to 48V. If the
. If the
fuse has blown check the contactors
fuse has blown check the contactors
K10, K11 and K12 so that non
K10, K11 and K12 so that none of the
e of the
coils are short circuited and that the
coils are short circuited and that the
freewheel diodes are intact.
freewheel diodes are intact.
Y
Yes
es
Are the ATC internal fuses F1 a
Are the ATC internal fuses F1 and F5
nd F5
intact?
intact?
šš
No
No
Change the fuses.
Change the fuses.
Y
Yes
es
Is the fuse F9 intact?
Is the fuse F9 intact?
šš
No
No
Replace the fuse.
Replace the fuse.
Y
Yes
es
Is there B+
Is there B+ 48V to the ATC connector
48V to the ATC connector
pins XC9.1 and XC9.2?
pins XC9.1 and XC9.2?
šš
No
No
Check the cable routing between B+2
Check the cable routing between B+2
and A
and ATC and bet
TC and between B-
ween B- and ATC.
and ATC.
Replace th
Replace the ATC.
e ATC.
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