MS ENERGY e21 - Troubleshooting

ENG
24
9. TROUBLESHOOTING
IfyourE‐Scooterdoesnotoperateasusualorappearstobefaultypleasereadcarefully
thissection.Manyoperationalissuescanberesolvedbyusers.
Thissimpleprocedurehelpsinrestoringstableconditionsforelectriccircuits.
PleasecontactManufacturerCustomerCareiftheproblemisunresolvedoryouhave
otherconcerns.
S
YMPTOMS POSSIBLESOLUTIONS
Failedspeedchange
ortoolowmaximum
velocity
 Lowbatteryvoltage
 Badgovernorhand
le
 Badcontroller
 Char
gethebatteryfully
 Replacethegovernorhandle,
controller
Turnonthepower
supply,butthemotor
doesnotwork
 Badgovernorhandle
 Badelectricdoorlockandcontact
point
 Badcontroller
• Replacethegovernor
handle,controller
• Re‐weldthecontactpartsignal.
Inadequatemileage
ofone‐timecharging
continuationline
 Tirelacksofairpressure
 Inadequatechargingorfailed
charger
 Thebatteryhasbeendamagedor
itslifehasexpired
 Frequentbrakingstartup,
overloading
 Tireisfullofair
 Thebatteryisadequateor
 replacethecharger
 Replacethebattery
Thechargerisnot
charged
 Thechargerwiringislooseor
damaged
 Thebatteryweldlinefallsofforis
damaged
 Weldtheconnectingline
 orreplace
 Weldtheconnectingline
FaultCodeandSettings
FaultCode Description Solution
A
CommunicationFailure Checktheintegrityofthecommunicationline
b
AcceleratorFault Changeaccelerator
C&C0
MotorHallFault
ChecktheintegrityofthewiringofthemotorHall
communicationline,andreplacethemotorifthere
isnoabnormality
E&E0
Undervoltage
Checkwhetherthebatteryvoltageisinalow‐power
state;testafterchargingthebatteryorreplace
anotherbatterywithsufficientpower;ifthebattery
powerisnormal,youneedtoreplacethecontroller
totest
F&F0
Overcurrent
1.TheinternalMOStubeofthecontrollerisbroken
downandcausedashortcircuit,andtherewill
stillbeaneedtoreplacethecontrollerafter
shuttingdown
2.Duringhigh‐speedriding,ifyousuddenlygo
throughapotholeorahigh‐speedstall,themotor
issubjectedtostrongresistance,andalarge
reversecurrentisgeneratedtotriggerthe
protection,whichwilldisappearaftershutdown
andrestart