7 Troubleshooting
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283
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Fault
Code
Name Possible Causes Solution Level
Err53 Door lock fault
Subcode 101: The door lock
feedback signal remains active
3s after door open output,
with shorting door lock circuit
disabled.
◆
Check whether the door lock circuit is
short circuited.
◆
Check whether the feedback contact of
the door lock contactor acts properly.
5A
Subcode 102: The states of the
door lock multi-way feedback
contacts are inconsistent 3s
after door open output.
Subcode 105: The door lock 1
shorting signal remains active
3s after door open output,
with shorting door lock circuit
enabled.
Subcode 106: The door lock 2
shorting signal remains active
3s after door open output,
with shorting door lock circuit
enabled.
Subcode 104: The higher-
voltage and low-voltage door
lock signals are inconsistent.
◆
Check whether the higher-voltage and
low-voltage door lock signals are inconsis-
tent. If the time when the MCB receives the
two signals has a deviation of above 1.5s,
this fault is reported. This subcode is reset
Subcode 107: The door lock
short circuit input parameter
is selected, but the feedback
signal is continuously
disconnected or is not
connected.
◆
Check whether the door lock short circuit
feedback signal cable is not connected or is
broken.
Err54
Overcurrent
at inspection
startup
Subcode 102: The current at
startup for inspection exceeds
120% of the rated current.
◆
Reduce the load.
◆
Check the phase sequence of the motor.
◆
Change Bit1 of FC-00 to 1 to cancel the start-
up current detection function.
5A
Err55
Stop at another
Subcode 101: During
automatic running of the
elevator, the door open limit
is not received within the time
threshold in Fb-06.
◆
Check the door open limit signal at the pres-
1A
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