5
APPENDIX
The various maintenance and troubleshooting procedures are described in this chapter.
Care and Maintenance ..........................................................................................184
Restrictions on oiling........................................................................................184
Precautions on storing the machine .................................................................184
Cleaning the machine surface ..........................................................................184
Cleaning the race .............................................................................................184
Troubleshooting ....................................................................................................186
Frequent troubleshooting topics.......................................................................186
Upper thread tightened up...............................................................................186
Tangled thread on wrong side of fabric............................................................187
Incorrect thread tension...................................................................................189
Fabric is caught in the machine and cannot be removed .................................190
When the thread became tangled under the bobbin winder seat .....................193
List of symptoms ..............................................................................................195
Error messages .................................................................................................201
Adjusting the LCD ............................................................................................204
Operation beep ................................................................................................204
Canceling the operation beep ..........................................................................205
Upgrading Your Machine’s Software Using USB Media ........................................206
Index .....................................................................................................................207
Содержание NV1250D
Страница 2: ... ...
Страница 6: ...4 ...
Страница 50: ...GETTING READY 48 ...
Страница 212: ...XE6389 1011 English 885 U01 Printed in China ...