Kone · Elevator Control
A critical fault has been detected by the Battery Management System (BMS), indicating a severe issue with the battery or its management. This fault disables all motion functions.
Click steps to track your progress.
Measure the battery voltage at the terminals of the BMS unit to confirm it is within the specified operating range.
Inspect all wiring and connectors between the battery, the BMS module, and the main elevator control board for loose connections, corrosion, or physical damage.
Verify the input supply voltage to the BMS charging circuit or the dedicated battery charger to ensure proper power delivery for battery maintenance.
Check the BMS diagnostic indicators or the elevator control panel's fault log for any specific sub-codes or additional information related to the BMS fault.