Towa Bobbin Case Digital Tension Gauge

The Towa Bobbin Case Digital Tension Gauge is a precise tool designed to measure the tension of the bobbin thread in sewing machines. It typically features a digital display for easy reading and accurate tension adjustments. This gauge allows users to achieve consistent and professional stitching results by ensuring the correct tension of the bobbin thread.

How to Use

1) Hold the [ON/OFF) switch for over 0.7 seconds to turn on the device.

2) Use the mN/gf] switch to choose the desired measurement range.

3) Press the (ON/OFF) switch again to reset.

4 ) Insert a threaded bobbin into the bobbin case and pull the thread out of the tension spring. Set the bobbin case by matching the pointed end of the latch with the bobbin case stopper.After threading the thread through Pulley No.1, Pulley No. 2, Pulley No. 3, and the Thread Guide, carefully pull the thread to the right. At this time the digital display should begin to show the thread tension.

5) Adjusting Thread Tension:

Turn the bobbin case adjustment screw to adjust the tension to the desired amount.

6) Cutting Away Extra thread:

After measuring and adjusting the thread tension, keep holding down the unneeded thread at the Thread Guide and insert it into the Thread Cutting Groove, then push down to cut it off.

7) After finishing measurement, hold the [ON/OFF) switch to turn off the device. (hold for 1.2 seconds)

*If the device is left alone for 50 seconds after measurement, it will go into sleep mode [- and 5 minutes after that it will automatically shut off.

*Pressing the [ON/OFF] switch or touching Pulley No. 3 while the device is in sleep mode will turn the device back on.