
Chapter 7 Troubleshooting
Shenzhen Hpmont Technology Co., Ltd
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108
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HD20 Series Inverters User Manual
Fault code
Fault name
Possible reasons of fault
Counter-measures
E0007
Stall overvoltage
• Bus voltage is too high
• The setting of stall overvoltage
is too low.
• Please check power input or the
function of brake
• Set the value of stall overvoltage
(F19.19) properly
E0008
Fault of power
module
• Short circuit between phases
output
• Short circuit to the ground
• Output current is too high
• Power module is damaged
• Please check the connection and
connect the wire properly
• Please check the connection and
connect the wire properly
• Please check the connection and
mechanism
• Please contact the supplier for
repairing
E0009
Heatsink
overheat
• Ambient temperature is too
high
• Inverter external ventilation is
not good
• Fan fault
• Fault occurs to temperature
detection circuit
• Please use inverter with higher
power capacity
• Improve the ventilation around
the inverter
• Replace the cooling fan
• Please seek technical support
E0010
Fault of braking
unit
• Circuit fault of braking unit
• Please seek technical support
E0011
CPU fault
• CPU abnormal
• Please detect at power on after
completely power outage
• Please seek technical support
E0012
Parameters
auto-tuning fault
• Parameter auto-tuning is time
out
• Please check the motor’s
connection
• Input the correct motor
parameters (F08.00
-
F08.04,
F13.01
-
F13.05)
• Please seek technical support
E0013
Contactor is not
actuated
• Contactor fault
• Fault of control circuit
• Replace the contactor
• Please seek technical support
E0014
Fault of current
detection circuit
• Current detection circuit is
damaged
• Please contact the supplier for
repairing
E0015
Fault of input
phase
• For three-phase input inverter,
input phase loss fault occurs to
power input
• Please check the three-phase
power input
• Please seek technical support
E0016
Fault of output
phase
• Output phase disconnection or
loss
• Heavy imbalance of inverter’s
three-phase load
• Please check the connection
between inverter and motor
• Please check the quality of motor