Diagnostic Test 10 / (DC) Motor
8
4
1.
LCD displays “10” and “DC”.
Note: the
presser foot must be down.
2.
Press the needle up/down button.
Machine runs slow, then fast, and the
needle bar stops at the highest position.
3. Fault note:
The machine motor does
not start. The motor runs unstable.
See Diagnostics Appendix #10, for more
information.