Suzhou MONARCH Control Technology Co., Ltd. NICE3000 New, User Manual, Page: 227 / 233

NICE3000
new
User Manual Troubleshooting
- 225 -
Fault
Code
Name Possible Causes Solution Level
Err46
Re-leveling
abnormal
1. The re-leveling
running speed exceeds
0.1 m/s.
2. The elevator is out of
the door zone when re-
leveling.
3. The feedback of
the shorting door
lock circuit contactor
is abnormal during
running.
1. Check the original and secondary
wiring of the shorting door lock
circuit relay.
2. Check whether the shorting door
lock circuit contactor feedback
function is enabled and whether the
feedback signal is normal.
3. Check whether the encoder is
used properly.
2B
Err47
Shorting door
lock circuit
contactor
abnormal
1. The feedback of
the shorting door lock
circuit contactor is
abnormal when the
door pre-open and re-
leveling function is
enabled.
2. The output of the
shorting door lock
circuit contactor times
out.
3. The elevator speed
exceeds the limit during
running in the condition
that the shorting door
lock circuit function is
enabled.
1. Check the signal feature (NO,
NC) of the feedback contact on the
shorting door lock circuit contactor.
2. Check whether the shorting door
lock circuit contactor acts properly.
3. Check whether the elevator
running speed at door pre-open or
re-leveling is set properly.
2B
Err48 Door open fault
The consecutive times
that the door does
not open to the limit
reaches the setting in
Fb-13.
1. Check whether the door machine
system works properly.
2. Check whether the CTB is
normal.
3. Check whether the door open
limit signal is normal.
5A
Err49
Door close
fault
The consecutive times
that the door does
not open to the limit
reaches the setting in
Fb-13.
1. Check whether the door machine
system works properly.
2. Check whether the CTB is
normal.
3. Check whether the door lock
acts properly.
5A