7 Troubleshooting
-
281
-
Fault
Code
Name Possible Causes Solution Level
Err43
Up limit signal
abnormal.
Subcode 101: The up limit
switch acts when the elevator
is running in the up direction.
◆
Check the signal feature (NO, NC) of the up
limit switch.
◆
Check whether the up limit switch is in good
contact.
◆
Check whether the limit switch is installed at
a relatively low position and acts even when
-
mally.
4A
Err44
Down limit
signal
abnormal.
Subcode 101: The down limit
switch acts when the elevator
is running in the down
direction.
◆
Check the signal feature (NO, NC) of the
down limit switch.
◆
Check whether the down limit switch is in
good contact.
◆
Check whether the limit switch is installed at
a relatively high position and thus acts even
when the elevator arrives at the terminal
4A
Err45
Slow-down
switch abnormal
Subcode 101: The down slow-
during shaft auto-tuning.
◆
Check whether the up slow-down and the
down slow-down are in good contact.
◆
Check the signal feature (NO, NC) of the up
slow-down switch and the down slow-down
switch.
◆
Ensure that the obtained slow-down dis-
at the elevator speed.
4B
Subcode 102: The up slow-
during shaft auto-tuning.
Subcode 103: The slow-down
switch is stuck or abnormal
during normal running.
Subcode 106: The up and
down slow-down switches 2
act improperly during shaft
auto-tuning.
◆
Check whether the signal of the up and
down slow-down switches 2 is in wrong
sequence.
◆
Check the signal feature (NO, NC) of the up
and down slow-down switches 2.
Subcode 107: The up and
down slow-down switches 3
act improperly during shaft
auto-tuning.
◆
Check whether the signal of the up and
down slow-down switches 3 is in wrong
sequence.
◆
Check the signal feature (NO, NC) of the up
and down slow-down switches 3.
Err46
Re-leveling
abnormal
Subcode 101: The leveling
signal is inactive during re-
leveling.
◆
Check whether the leveling signal is normal.
2B
Subcode 102: The re-leveling
running speed exceeds 0.1 m/
s.
◆
Check whether the encoder is used correctly
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