Table 2: Trouble alarm information
Information of abnormal
Symbols
Over
working
E2
detection of rotor over
speed
E3
Door cover protecting
E5
Parameter setting is wrong
E7
Fault of driving
E8
Parameter setting error
Table 3: Fault phenomena, causes and troubleshooting
Fault phenomenon
No display
Versión 08 Enero 2018
Phenomenon
speed.
It
stops
because
1. Check whether the power outlet and the connection is ok; and
if the power supply is on.
2. Whether the switch is ok.
3. If you can't solve it, please contact Nahita Technical Service.
Troubleshooting
● Problem of microcomputer control system,
of
please contact Nahita Technical Service.
● Problem of speed sensor. Please contact
Nahita Technical Service.
● Re-close the door cover
● Please contact Nahita Technical Service if
the door cover is broken
● Please re-set according to the content of
parameter setting
● Please contact Nahita Technical Service
● Follow the parameter setting procedure to
re-set in part
Causes and Troubleshooting
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