10.58 10.58 Electrical Electrical systemsystem
AATTLLEETT SSEERRVVIICCEE MMAANNUUAALL TTrroouubbllee sshhoooottiinngg ooppeerraattiioonnaall ddiissttuurrbbaannccee
1010.15.15 TTrouroublble se shoohootiting ng - o- opeperatratioional nal disdisturturbanbancece
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1010.1.15.5.11 TTruruck ack and And ATTCC
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
NoNo
Check the battery, battery plug,Check the battery, battery plug,
electrical panel plug and associatedelectrical panel plug and associated
connections.connections.
YYeses
Is the electrical emergency stopIs the electrical emergency stop
activated?activated?
YYeses
Pull up the button for the emergencyPull up the button for the emergency
stop.stop.
NoNo
Is B+ 48V on the insulator B+2?Is B+ 48V on the insulator B+2?
šš
NoNo
Check the contactor circuits K11 andCheck the contactor circuits K11 and
K12. Check that the fuse F14 has notK12. Check that the fuse F14 has not
blown and that the emergency stopsblown and that the emergency stops
SE1 and SE2 are mSE1 and SE2 are made to 48Vade to 48V. If the. If the
fuse has blown check the contactorsfuse has blown check the contactors
K10, K11 and K12 so that nonK10, K11 and K12 so that none of thee of the
coils are short circuited and that thecoils are short circuited and that the
freewheel diodes are intact.freewheel diodes are intact.
YYeses
Are the ATC internal fuses F1 aAre the ATC internal fuses F1 and F5nd F5
intact?intact?
šš
NoNo
Change the fuses.Change the fuses.
YYeses
Is the fuse F9 intact?Is the fuse F9 intact?
šš
NoNo
Replace the fuse.Replace the fuse.
YYeses
Is there B+ Is there B+ 48V to the ATC connector48V to the ATC connector
pins XC9.1 and XC9.2?pins XC9.1 and XC9.2?
šš
NoNo
Check the cable routing between B+2Check the cable routing between B+2
and Aand ATC and betTC and between B- ween B- and ATC.and ATC.
Replace thReplace the ATC.e ATC.
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