1531 E_FC_ENCODER_PULSE_MISSING
Invalid signal from the drive motor encoder
C1:Encoder signal is faulty
A1:Check general wiring to the encoder
C2:Encoder signal is noisy
A2:Check encoder signals for right termination


0072 E_ELEVATOR_BACKUP_BAT_CAR_INSUFFICIENT_
CHARGE
The charge of the car backup battery (e.g. used to power the
car backup light) has fallen below the required minimum
level or wasn't able to get recharged to the required
minimum level after elevator mains power up.
C1:Battery connection missing or bad
A1:Check battery's connections
C2:Battery faulty (e.g. old)
A2:Replace battery
C3:Battery charging problem
A3:Check wiring to charging device. Check function of
charging device (charging voltage, fuses).