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S-311
2-7
Revised: 01/2014
E-mail: [email protected]; webside: www.amfreece.com
Phone: +420 582 309 146; Fax: +420 582 360 606
TROUBLESHOOTING
The length of the buttonhole and the
length of a flybar is incorrectly set
Set correct length of a buttonhole and length of a flybar
- see section D3. The total can not exceed 50.
4. ELECTRICAL FAULTS
SYMPTOM
POSSIBLE CAUSE
PROBABLE SOLUTION
When switch in position
I
, neither the
work light or the cooling fan operate
No power supply.
Check main power supply or voltage
in the socket.
Fuse F1, F2 failure (T2A).
Replace fuse PN 12.0008.4.665.
Power switch QS1 damaged.
Replace the switch 12.0008.4.835.
After the machine is switched on,
display does not light.
GS1 Power damaged.
Replace the power 12.0010.4.168.
Cable from the display disconnected. Check the display connection.
Display or its control damaged.
Replace display or control units,
call AMF Reece Service.
When sewing operation started, motor
does not operate. Frequency inverter
U5 error - check its display -
does not light. Contactor KM1
switched on.
Fuse F4 failure (T10A).
Replace fuse PN 12.0008.4.664.
Contactor KM1 damaged.
Replace contactor 12.0008.4.833.
Frequency inverter U5 19.8001.0.008
error or filter Z1 error.
Call AMF Reece service.
When sewing operation started, motor
fails to operate. Frequency inverter
U5 error - check its display - does not
light. Contactor KM1 switched off.
Contactor KM1 damaged.
Replace contactor 12.0008.4.833.
Emergency stop turned off.
Turn on Emergency stop.
Defective Emergency stop button.
Change the stop button PN
12.0008.4.563.
Disconnected girth Em. stop.
Check the girth button.
Indexer motor does not hold its
position.
Motor driver defect.
Change 12.0008.4.754.
Disconnection of stepping motor
supply.
Check of motor driver connection
06.1900.0.005.
Stepping motor defaut.
Change motor 06.1900.0.003.
When sewing operation started,
air valves do not operate. The air
pressure correct.
Contactor KM1 damaged.
Replace contactor 12.0008.4.833.
Incorrect function of the air valves.
Inadequate contact of contactor
KM1,or sockets X4.
Replace contactor 12.0008.4.833
Check the main power supply with
socket X4.
Stepping motors do not hold their
position.
Fuse F3 failure. ((No LED light is
on the stepping motor driver)
(T10A).
Replace fuse PN 12.0008.4.664.
Contactor KM1 fault.(No LED light is
on the stepping motor driver).
Replace contactor PN 12.0008.4.833.
Some part of one of the stepping
motor does not keep its position.
Driver error.
Change the driver PN 12.0008.4.891.
Stepping motor supply is connected
(cables replacement).
Check a connection: motor - driver.
Stepping motor fault.
Change motor 19.0007.9.462.
Contactor KM1 damaged (Only
some LED light is on the stepping
motor drive).
Replace contactor PN 12.0008.4.833
Burned fuse F5, F6 (Only some
LED light is on the stepping motor
drive) (T10A).
Replace fuse PN 12.0008.4.664.
After the machine is in the home
position, the bedplate shakes in one
place. It is not possible to sew next
buttonhole.
Incorrect indication of the home
position.
Press Emergency Stop button.
Manually move the bedplate so it
is out of a table sensors. Release
Emergency Stop button and press
HOME button to bring the machine
to the home position.