Battery warning-level alarm — battery may recover automatically. Covers minor cell imbalance, temperature warnings, and communication alerts. For codes 937, 941, 942: upgrade firmware. For code 935: switch off, wait 5 min, restart.
Common causes
Transient temperature conditionMinor cell imbalanceFirmware-related condition (codes 937, 941, 942)
What to check
STEP 1
Check if battery recovers automatically — most alarms are transient. Switch off immediately if SOC drops below 3%.
STEP 2
For temperature-related codes: check ambient temperature and installation environment. For code 935: switch off, wait 5 min, restart.
Escalate if
Alarm persists after corrective actions — contact manufacturer
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