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General| Brand | Brother |
|---|---|
| Model | DB2-B737 |
| Category | Sewing Machine |
| Language | English |
Details synchronization adjustment for needle up/down stop positions using sensors.
Explains adjustment of various control knobs (speed, backtack, brake) on the control box.
Presents the electrical block diagram for single-phase 100V models.
Shows the electrical block diagram for three-phase ACV models.
Displays the control circuit block diagram for the single-phase 100V #470B model.
Illustrates the control circuit block diagram for the three-phase AC V #470 model.
Troubleshooting steps for when the machine fails to start.
Diagnosing issues causing the machine to stop unexpectedly during use.
Diagnosing issues where the machine fails to stop when the treadle is released.
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