To enter service mode press and hold the return key for 5 seconds not the enter key.

It appears to be a legacy battery: EG4® LL 48V 100AH Lithium Iron Phosphate Battery

@dericwright have you tried resetting?

@dericwright - you have the Version 1 of the EG4-LL. Documentation is not on their website. search for “BMS Tools Software Tutorial | EG4-LL V1...

Search for “BMS Tools Software Tutorial | EG4-LL V1 & V2 Batteries”on YouTube if that would help. manual link below:

@dericwright - you have the Version 1 of the EG4-LL. Documentation is not on their website.

Not sure if this is the issue you're having, but there is a known issue with EG4 that if you set DST to off, even in the multiple places it can be set...

Please look at the layout of the face on my battery, it is not anywhere on the EG4 website. I'm not sure what version of the EG4 LL I have. Very confu...

@joel-brodeur Thanks, Joel. still working through the subtleties of the forum!

Is this the reason why I have an issue with the HUD metering showing some way off current values?

@thomaspugmail-com You need either a LL-S, WallMount or a Lifepower4 V-2 battery.

@teeumup Click on red first then on green

Firmware on the inverter is two revisions behind: eAAB-1B1C