REPAIR
0607SE Maintenance Manual 6-15 © Jan 2022
NOTICE
• Do not store more than 6 months in hot or cold
environment.
• It will not be covered by the warranty if the battery
attenuates or fails due to customer’s overuse (-
continued use after battery level less than 10%)
or battery out of charge for a long time (not timely
charged for 3 days or longer when the battery
level less than 10%).
Charger Troubleshooting
Fault code Cause Solution
E01 bAt
Output not connected
to battery or reversely
connected/short-
circuited or damaged
battery cell.
Check the battery pack is properly connected. Check the charger
is properly connected. Check each battery cell for damage.
E02 AC
Abnormal civil power
source (voltage)
Check the AC power cable is connected between the charger
and AC outlet, and ensure the AC plug is tightly connected to the
AC outlet without loosening.
E03 Hot
Overtemp cutout of
charger
When the charger inside or ambient temperature is too high, the
charger will cut out and enter the overtemp cutout mode. Please
place the charger in a well-ventilated site. Disconnect the
charger and wait 15–20min before recharging.
E04 bAt
Overtemp cutout of
battery
When the battery temperature exceeds the preset value, the
charger will cut out to prevent overheat. After the battery
temperature drops, the charger will restart automatically.
E05 Err
Output overcurrent Return for repair.
E06 bAt
Battery overvoltage
Check and ensure the battery is connected to the proper output
voltage.
Sinoboom Control System
UNSAFE OPERATION HAZARD
• All operations in this section must
be performed by qualified
personnel who have been
professionally trained and
authorized by Sinoboom,
otherwise the consequences will
be at your own risk.
• The machine has been
commissioned before delivery. It’s
forbidden to modify the system
settings and update the program
without authorization from
Sinoboom.
• Incorrect operation may result in
death, serious injury or machine
damage.
NOTICE
PCU, ECU, sensors, etc. are precisely adjusted and
protected before delivery. Therefore, personnel who
have not been professionally trained and authorized
by Sinoboom cannot disassemble their housings,
otherwise moisture and dust will enter the internal
mechanism and normal operation will not be
guaranteed.
This section is applicable to Sinoboom system.
ECU main interface
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