8. ELECTRIC MECHANISM

Code

Cause

 

 

Remedy

 

 

 

Press the RESET switch to reset the error. However,

E-E1

Corrupted EEPROM data, or main PROM

the

data (memory

switches,

display and user

version has been upgraded.

programs) will be reset to the backup data or

 

 

 

initialized.

 

 

 

 

Press the RESET switch to reset the error. However,

E-E2

Corrupted EEPROM control information data.

the data (memory switches, display and user

 

 

programs) will all be initialized.

 

 

Solenoid or feed motor short-circuit

 

 

 

 

E-F0

(malfunction of main circuit board), or power

Turn

off the power

and contact

a qualified service

relay is not operating (malfunction of power

technician.

 

 

 

 

 

 

supply circuit board).

 

 

 

 

E-F1

Bad connection in cable between power

Turn off the power and check if connectors P16 is

supply circuit board and main circuit board.

disconnected.

 

 

 

 

 

E-F2

Abnormal current detected in power supply

Turn

off the power

and contact

a qualified service

circuit board.

technician.

 

 

 

 

 

[KE-436B, 436C]

 

 

 

 

 

 

 

 

 

 

Code

Cause

 

 

Remedy

 

E.10

 

Turn the EMERGENCY STOP switch clockwise to

Emergency stop switch was pressed.

release the lock, and then press the STEP BACK

 

 

(RESET) switch to reset the error.

 

 

Turn the EMERGENCY STOP switch clockwise to

E.11

Emergency stop switch was pressed during

release the lock, and then press the STEP BACK

(RESET) switch to reset the error. You can then

 

sewing.

press the STEP BACK (RESET) switch to repeat

 

 

 

Emergency stop switch is activated or its

the sewing.

 

 

E.12

Turn off power and check it.

 

 

connection is not correct.

 

 

 

 

E.13

Defective connection of model selection

Turn off power and check connector P3.

 

connector.

 

 

 

 

E.14

Foot switch was depressed, or connection of

Turn off power and check it.

 

 

foot switch is defective.

 

 

 

 

E.15

Start switch was depressed, or connection of

Turn off power and check it.

 

E.16

start switch is defective.

 

 

 

 

Machine head was tilted back.

Turn off power and tilt machine head back.

E.17

Operation panel switch was depressed when

Turn off power and check it.

 

 

power was turned on.

 

 

 

 

 

Motor malfunctions or synchronizer is not

Turn off power, and then turn the machine pulley to

E.20

check if the machine has locked up. Check the

connected correctly. Or thermostat inside

synchronizer connection, and connectors P11, P12

 

sewing machine motor has operated.

and P13.

 

 

E.21

 

Check if the sewing machine motor has overheated.

Motor malfunctioned.

Turn off power and check ground wire connection.

E.22

Needle up stop position error.

Turn pulley to align

timing mark with that on belt

cover.

 

 

 

 

 

 

E.30

Data exceeds available sewing area due to

Adjust resize ratio.

 

 

 

resize ratio.

 

 

 

 

E.31

Stitch length exceeds 10mm due to resize

Adjust resize ratio.

 

 

 

ratio.

 

 

 

 

E.32

No end code in sewing data.

Input end code, or change program No.

169

KE-430B, 430C series