HANGCHA CBD20-AEC1 - Diagnosis Diagnosis and and Troubleshootin Troubleshooting G; Led

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3.2.2 Diagnosis and 3.2.2 Diagnosis and troubleshootingtroubleshooting
Diagnosis procedureDiagnosis procedure
Truck cannot travelTruck cannot travel
Check if the controllerCheck if the controller
LED light flashesLED light flashes
Light is offLight is off
FlashFlash
If normally flashesIf normally flashes
Switch in encoderSwitch in encoder
Normal flashing wayNormal flashing way
Fault flashing wayFault flashing way
If If battery battery has has electricity electricity If If motor motor is is normalnormal
UseUse
encoderencoder
to checkto check
faultfault
reasonreason
Refer toRefer to
instructiinstructi
ons toons to
checkcheck
thethe
correspocorrespo
ndingnding
faultfault
code ofcode of
LEDLED
flash.flash.
Check ifCheck if
inputinput
signalsignal
normal(usnormal(us
ableable
encoder)encoder)
Check ifCheck if
the outputthe output
signalsignal
fromfrom
controllercontroller
to motor isto motor is
normal (ifnormal (if
twotwo
terminalsterminals
outputoutput
afterafter
acceleratoaccelerato
r input)r input)
IfIf
contactorcontactor
absorbsabsorbs
normallynormally
If otherIf other
externalexternal
facilityfacility
isis
normalnormal
Display Display No No displaydisplay
Check if the inputCheck if the input
end signal of theend signal of the
key switch iskey switch is
normal.normal.
Normal Normal AbnormalAbnormal
EliminateEliminate
key switchkey switch
faultfault
InputInput
normal,normal,
externalexternal
facilityfacility
normal,normal,
outputoutput
abnormalabnormal
RelevantRelevant
part faultpart fault
ControllerController
faultfault
ControllerController
faultfault
ControllerController
faultfault
EliminateEliminate
faultfault
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