Pylontech Force-H3 Operation Manual page 18

LED Indicators Instructions
Status
Self-checking
Self-checking failure
Black start success
Black start failure
Communication Lost
or BMS error
Idle
Charge
Floating charge
Discharge
System sleep
Flashing: 0.5s ON/0.5s OFF.
*
** Slow flashing: 2.0s ON/1.0s OFF.

Fast flashing: 0.1s ON/0.1s OFF.
Blue, Flashing *
Orange, Slow
flashing **
Blue, fast flashing 

Orange, fast flashing
Orange, solid
Blue, slow flashing **
Blue, solid
Blue, solid
Blue, flashing *
Blue, flashing *
15
All flashing *
Off
Off
Off
Indicating SOC,
Blue, solid
Indicating SOC,
Blue, solid
Indicating SOC,
blue, solid
All flashing, horse
race lamp
Indicating SOC,
blue, solid
Off
Remark
See trouble
shooting steps in
section 5.1
See trouble
shooting steps in
section 5.1
See trouble
shooting steps in
section 5.1
Battery module
status off