Brother KE-430F Service Manual page 163

Error status #5 Error code appears on the display when the foot switch is depressed.
Probable causes
1. If "E130", "E131" or "E132" is
displayed, there is
connection of the synchronizer.
2. If "E130", "E131" or "E132" is
displayed, there is
connection of the machine motor.
3. If "E130", "E131" or "E132" is
displayed, there is a blown fuse.
4. If "E130", "E131" or "E132" is
displayed, there is a malfunction of
the motor PCB.
Refer to inspection #2-4.
a poor
Check the connection of the relay connector
a poor between the machine motor and the motor PCB.
a. Remove fuses F1 and F2 from the motor PCB
and check the continuity.
OK if there is continuity.
b. If fuse F1 or F2 is blown, check the resistance
values between each pin of the relay
connector between the machine motor and the
motor PCB and between each terminal of the
fuses.
OK if ∞ ohms.
c. If the fuses blow again after they are replaced,
replace the motor PCB.
a. Check the synchronizer input while referring to
"4-7. Input checking method".
OK if the signal turns on and off.
b. If step a. (above) is OK, there is a malfunction
of the motor PCB.
KE-430F, BE-438F
Check/ repair/ adjust
15. ELECTRIC MECHANISM
Parts to be replaced
GFUSE15A
(15A-250V)
Motor PCB assembly
Resolver stator 430 assembly
Motor PCB assembly
153