User Manual

38
until BMS release
protection.
Controller failure.
Use debug tool to further
analysis or change the
controller module. Or use
debug tool.
6
Status LED solid
orange. Battery module
exists LED in orange
solid
Over/ under temperature
protection.
Check environment
temperature. And wait BMS
release.
Over voltage protection.
Check DC charge voltage
setting or wait BMS release.
Under voltage protection.
Use black start function,
and then charge the
system.
Battery module BMS failure
Use debug tool to further
analysis or change the
battery module.
7
All LED blue but no
output.
Fuse fusing
Change the controller
module
8
Other failure
Cell failure or electrical board
failure. Or failure need debug tool
for further debug.
Can’t find out failure point
or can’t check. Please
contact with distributor or
Pylontech.
Once a certain failure detected following the trouble shooting steps, shut down the battery string
first before replacement to avoid further over discharge to the system due to the self-
consumption.