Fitting the new parts ..............12 Fitting the thread guide............... 12 Installing the BTSR sensor ............13 Fitting the thread clamp .............. 14 Installing thread lever protection..........15 Machine following upgrade ............16 Additional Instructions 550-867 - 01.0 - 08/2017...
The lamp (2) on the UPS power unit (4) lights up. Abb. 3: Switching off the power ② ③ ④ (2) - Lamp (4) - UPS power unit (3) - Off button Additional Instructions 550-867 - 01.0 - 08/2017...
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Work preparation 2. Press and hold down the off button (3) for 3 seconds. The lamp (2) goes out, the machine is powered down. Abb. 4: Machine powered down ② (2) - Lamp Additional Instructions 550-867 - 01.0 - 08/2017...
If LED (1) is NOT lit up, there is no power. 3. If LED (1) is still lit up, turn off the power, 2 Work preparation, p. 4. Abb. 5: Checking the power ① (1) - LED Additional Instructions 550-867 - 01.0 - 08/2017...
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1. Loosen all four screws (7) and remove the PCB (5). 2. Release the screws (6) on the plugs. 3. Pull off the plug (6). Abb. 7: Removing the PCB ⑤ ⑥ ⑥ ⑦ (5) - PCB (7) - Screws (6) - Plug Additional Instructions 550-867 - 01.0 - 08/2017...
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3. Tighten the screws (6) on the plugs. 4. Screw the PCB (5) onto the stud bolts. 5. Tighten the PCB (5) to the stud bolts using the 4 screws (7). Abb. 9: PCB packed in antistatic bag Additional Instructions 550-867 - 01.0 - 08/2017...
4. Loosen screw (3) on the head cover (2). 5. Turn the head cover (2) back slightly. 6. Refit the screw (3) in order to keep the head cover (2) in its position. Additional Instructions 550-867 - 01.0 - 08/2017...
4.2 Dismantling the BTSR sensor and thread guide Abb. 12: Dismantling the BTSR sensor ① (1) - Nut 1. Loosen the nut (1) with a 7 mm wrench. 2. Remove the nut (1), washer and screw of the BTSR sensor. Additional Instructions 550-867 - 01.0 - 08/2017...
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Dismantling the old parts Abb. 13: Dismantling the thread guide ② ③ (2) - Screws (3) - Thread guide 3. Loosen the screws (2). 4. Remove the thread guide (3). Additional Instructions 550-867 - 01.0 - 08/2017...
1. Check the position of the thread guide on the sewing machine arm. 2. If the position is correct, continue fitting the BTSR sensor. Additional Instructions 550-867 - 01.0 - 08/2017...
5.2 Installing the BTSR sensor Abb. 17: Installing the BTSR sensor ③ (3) - Nut 1. Fit the nut (3), washer and screw of the BTSR sensor. 2. Tighten the nut (3) with a 7 mm wrench. Additional Instructions 550-867 - 01.0 - 08/2017...
1. Remove the white protective film from the sticker (3). 2. Place the sticker (3) into position. 3. Press down on the sticker (3) so it is firm. 4. Carefully remove the transparent mounting film. Additional Instructions 550-867 - 01.0 - 08/2017...
5. Position the head cover (2) so it is flush with the machine again. 6. Insert the screw (1) on the head cover. 7. Tighten screws (1) and (3). Abb. 21: Positioning the thread lever protection Additional Instructions 550-867 - 01.0 - 08/2017...
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