Table Of Error Codes - Brother KE-430B Service Manual

8. ELECTRIC MECHANISM
８-１３. Table of error codes
Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall
outlet before opening the face plate of the control box. Touching areas where high voltages are present
can result in severe injury.
If a malfunction should occur with the sewing machine, a buzzer will sound and an error code will appear in the
display window. Follow the remedy procedure to eliminate the cause of the problem.
REFERENCE segment LED alphabet
Panel display
Text display
[KE-430*, 431*, 432*, 433B, 434*, 435*, 484C, BE-438*]
Code
E-10 Emergency stop switch was pressed.
Emergency stop switch was pressed during
E-11
sewing.
Emergency stop switch is being continually
E-12 pressed, or emergency switch connection
error.
Machine specification select connector is not
E-13
connected properly.
E-14 Thread breakage detected.
E-15 Air pressure drop error.
The foot switch was pressed or the operation
panel was used while the machine head was
E-17
tilted back, or the machine head was tilted
back while it was operating.
Problem with machine motor stopping, or
E-20 synchronizer connection error. Or thermostat
inside sewing machine motor has operated.
E-21 Machine motor operation error.
Data is outside possible sewing area due to
E-30
enlargement ratio setting.
167
DANGER
A b c
Cause
KE-430B, 430C series
d E F
Turn the EMERGENCY STOP switch clockwise to
release the lock, and then press the RESET switch
to reset the error.
Turn the EMERGENCY STOP switch clockwise to
release the lock, and then press the RESET switch
to reset the error. You can then press the BOBBIN.
WIND switch to repeat the sewing.
Turn off the power and check.
Turn off the power and check if connectors P3 is
disconnected.
Turn the EMERGENCY STOP switch clockwise to
release the lock, and then press the RESET switch
to reset the error. You can then press the BOBBIN.
WIND switch to repeat the sewing.
Turn off the power and check. If drops in air
pressure are not being detected, clear all memory
settings and then set the memo-1d switch to OFF.
Turn off the power, and then return the machine
head to its original position.
Turn off the power, and then turn the machine pulley
to check if the machine has locked up. Check the
synchronizer connection. Check if connectors P11,
P12 and P13 are disconnected.
Check that the correct combination of motor and
PROM has been installed.
Check if the sewing machine motor has overheated.
Turn off the power and check the ground wire
connection.
Press the RESET switch, and then set the
enlargement ratio again.
G H L
Remedy
O