82
82
Code
Code
Programmer display
Programmer display
Probable fault reason
Probable fault reason
Deep fault
Deep fault
reason/troubleshooting
reason/troubleshooting
Fault display
Fault display
and “Temp cutback” must set
and “Temp cutback” must set
“OFF”.
“OFF”.
temperature sensor to the normal
temperature sensor to the normal
scope.
scope.
31
31
Coil 1 Driver Open/Short
Coil 1 Driver Open/Short
Driver 1 output shut
Driver 1 output shut
1. Connected load open or short.
1. Connected load open or short.
2. Connecting pin stained.
2. Connecting pin stained.
3. Wrong wiring.
3. Wrong wiring.
Reason
Reason
:
:
Driver 1 (pin 6) is eithe
Driver 1 (pin 6) is eitherr
open or shorted. This fault can be
open or shorted. This fault can be
set only when “Main Enable” set
set only when “Main Enable” set
to “OFF”.
to “OFF”.
Troubleshooting
Troubleshooting
:
:
Correct open or
Correct open or
short circuit, restart output.
short circuit, restart output.
31
31
Main Contactor Coil Open/Short
Main Contactor Coil Open/Short
Motor stops working
Motor stops working
Main contactor disconnects
Main contactor disconnects
Electromagnetic brake disconnects
Electromagnetic brake disconnects
Throttle invalid
Throttle invalid
Brake
Brake
Pump stops working
Pump stops working
1. Connected load open or short.
1. Connected load open or short.
2. Connecting pin stained.
2. Connecting pin stained.
3. Wrong wiring.
3. Wrong wiring.
Reason
Reason
:
:
Main contactor driver
Main contactor driver
(pin 6) is either open or shorted.
(pin 6) is either open or shorted.
This fault can be set only when
This fault can be set only when
“Main Enable” set to “ON”.
“Main Enable” set to “ON”.
Troubleshooting
Troubleshooting
:
:
Correct open
Correct open
circuit/short circuit, restart output.
circuit/short circuit, restart output.
32
32
Coil2 Driver Open/Short
Coil2 Driver Open/Short
Driver 2 output shut
Driver 2 output shut
1. Connected load open or short.
1. Connected load open or short.
2. Connecting pin stained.
2. Connecting pin stained.
3. Wrong wiring.
3. Wrong wiring.
Reason
Reason
:
:
Driver 2 output(pin 5) is
Driver 2 output(pin 5) is
either open or shorted. This fault
either open or shorted. This fault
c
c
an be set only when “EM brake
an be set only when “EM brake
Type” set to 0.
Type” set to 0.
Troubleshooting
Troubleshooting
:
:
Correct open or
Correct open or
short circuit, restart output.
short circuit, restart output.
32
32
EM Brake Open/Short
EM Brake Open/Short
Electromagnetic brake disconnects
Electromagnetic brake disconnects
Throttle invalid
Throttle invalid
Brake
Brake
1. Connected load open or short.
1. Connected load open or short.
2. Connecting pin stained.
2. Connecting pin stained.
3. Wrong wiring.
3. Wrong wiring.
Reason
Reason
:
:
EM Brake output(pin 5)
EM Brake output(pin 5)
is either open or
is either open or shorted. This
shorted. This
fault only occurs when “EM brake
fault only occurs when “EM brake
Type” set to 0.
Type” set to 0.
Troubleshooting
Troubleshooting
:
:
Correct open or
Correct open or
short circuit, restart output.
short circuit, restart output.
33
33
Coil3 Driver Open/Short
Coil3 Driver Open/Short
Driver 3 output shut
Driver 3 output shut
1. Connected load open or short.
1. Connected load open or short.
2. Connecting pin stained.
2. Connecting pin stained.
3. Wrong wiring.
3. Wrong wiring.
Reason
Reason
:
:
Driver 3 output (pin 4) is
Driver 3 output (pin 4) is
either open or shorted
either open or shorted
Troubleshooting
Troubleshooting
:
:
Correct open or
Correct open or
short circuit, restart output.
short circuit, restart output.
34
34
Coil4 Driver Open/Short
Coil4 Driver Open/Short
Driver 4 output shut
Driver 4 output shut
1. Connected load open or short.
1. Connected load open or short.
2. Connecting pin stained.
2. Connecting pin stained.
3. Wrong wiring.
3. Wrong wiring.
Reason
Reason
:
:
Driver 3
Driver 3 output (pin
output (pin 3)
3)
is either open or shorted
is either open or shorted
Troubleshooting
Troubleshooting
:
:
Correct open or
Correct open or
short circuit, restart output.
short circuit, restart output.
35
35
PD Open/Short
PD Open/Short
PD shut
PD shut
1. Connected load open or short.
1. Connected load open or short.
2. Connecting pin stained.
2. Connecting pin stained.
3. Wrong wiring.
3. Wrong wiring.
Reason
Reason
:
:
PD(pin 2) is either open
PD(pin 2) is either open
or shorted
or shorted
Troubleshooting
Troubleshooting
:
:
Correct open or
Correct open or
short circuit, restart output.
short circuit, restart output.
36
36
Encoder Fault
Encoder Fault
Electromagnetic brake disconnects
Electromagnetic brake disconnects
1. Motor encoder error.
1. Motor encoder error.
2. Wrong wiring.
2. Wrong wiring.
Reason
Reason
:
:
Encoder fault
Encoder fault
Troubleshooting
Troubleshooting
:
:
Restart key
Restart key
switch.
switch.
37
37
Motor Open
Motor Open
Motor stops working
Motor stops working
Main contactor disconnects
Main contactor disconnects
Electromagnetic brake disconnects
Electromagnetic brake disconnects
Throttle invalid
Throttle invalid
Brake
Brake
Pump stops working
Pump stops working
1. Motor phases is open.
1. Motor phases is open.
2. Wrong wiring.
2. Wrong wiring.
Reason
Reason
:
:
Motor phase, U,V,W
Motor phase, U,V,W
detected open
detected open
Troubleshooting
Troubleshooting
:
:
Check phase
Check phase
and restart the key switch.
and restart the key switch.
38
38
Main Contactor Welded
Main Contactor Welded
Motor stops working
Motor stops working
Main contactor disconnects
Main contactor disconnects
Electromagnetic brake disconnects
Electromagnetic brake disconnects
Throttle invalid
Throttle invalid
Brake
Brake
Pump stops working
Pump stops working
1. Main contactor tips are welded.
1. Main contactor tips are welded.
2. Motor phases U and V i
2. Motor phases U and V is
s
disconnected or open.
disconnected or open.
3. An alternate voltage path is
3. An alternate voltage path is
providing a current to capacitor( B+
providing a current to capacitor( B+
connection terminal)
connection terminal)
Reason
Reason
:
:
Main contactor keep too
Main contactor keep too
much connecting, capacitor
much connecting, capacitor
voltage can’t discahrge.
voltage can’t discahrge.
Troubleshooting
Troubleshooting
:
:
Restart the key
Restart the key
switch
switch
39
39
Main Contactor Did Not Close
Main Contactor Did Not Close
Motor stops working
Motor stops working
Main contactor disconnects
Main contactor disconnects
Electromagnetic brake disconnects
Electromagnetic brake disconnects
Throttle invalid
Throttle invalid
1. Main contactor does not close
1. Main contactor does not close
2. Contactor contacts have
2. Contactor contacts have
oxidized, melted, or connection
oxidized, melted, or connection
status is unstable.
status is unstable.
3. External load on the
3. External load on the capacitor
capacitor..
Reason
Reason
:
:
When the main
When the main
contactor is closed, capacitor
contactor is closed, capacitor
voltage does not charge B+
voltage does not charge B+
voltage.
voltage.
Troubleshooting
Troubleshooting
:
:
Check the
Check the
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