Baby Lock BLE1 AT Service Manual Download Page 5 | Manualshive

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0.9mm

0.4mm

Rear clearance adjustment

A

Front clearance adjustment

B

4

5

6

7

8

8

1

2

3

1

2

9

3

Shut
position

Shut
position

0.4

0.4

Open
position

Open
position

4

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Summary of Contents for BLE1 AT

Page 1: ...SERVICE MANUAL MODEL BLE1 AT Vol 3 0 From To Serial Numbers K6 148120 705451 307467 705771 U S A Canada EU Au N Z...

Page 2: ...1 Construction of Covers 1...

Page 3: ...plate 11 5 0 1 Upper looper adjustment 8 5 Adjustment of lower looper and upper looper Lower looper adjustment Max 8 5 Needle guard adjustment 0 8 0 3 0 1 0 0 0 Needle 2 0 Front needle guard Back nee...

Page 4: ...lley Note The screws of thread derivery cam and thread derivery changing cam should be placed in line 3 2 CLEARANCE A AND B FOR THREAD PRESS POST ARM CORRECT CLEARANCE 0 4mm both front and rear How to...

Page 5: ...0 9mm 0 4mm Rear clearance adjustment A Front clearance adjustment B 4 5 6 7 8 8 1 2 3 1 2 9 3 Shut position Shut position 0 4 0 4 Open position Open position 4...

Page 6: ...in the order of d c b a f Make sure that the 3 pcs of sensor cable are exactly in the roller g After you replace the thread delivery unit you are required to adjust and check following items 1 Adjustm...

Page 7: ...2 9 8 4 11 12 6 7 3 1 10 13 14 19 20 21 22 24 17 15 25 18 16 23 5 6...

Page 8: ...1 about 498mm 20 inch a Replacement of fabric thickness sensor cable 3 1 Remove the cable 2 Hook the cable both side 3 Check the stitches see P 9 4 b Replacement of needle thread sensor cable 2 1 Mov...

Page 9: ...4 5 13 6 16 15 3 2 1 5 7 18 17 5 20 19 23 5 21 24 22 10 9 4 5 12 4 8 11 14 8...

Page 10: ...hown in the above and adjust only the needle thread in the stitch not to have a puckering Disregard the looper threads in the stitch at this stage c Then adjust the looper thread sensor cable 4 2 4 2...

Page 11: ...cable Looper thread sensor cable Looper thread sensor cable adjusting screw Needle thread sensor cable adjusting screw Standard Position Fine Tuning screw 10 Turn Clockwise Become Loose Turn Counter c...

Page 12: ...t plate c Bend the place A on needle threader holder and adjust the direction of high and low for the needle threader d Change the needle threader select plate right and left and make sure if the need...

Page 13: ...12 13 26 25 22 20 24 23 21 19 18 17 15 14 16 11 12 8 9 10 11 12 13 6 7 5 4 3 2 1 12 A...

Page 14: ...Remove bace plate c Remove piston driving arm fixing screw 11 SM3005ZU d Remove piston driving arm from piston driving shaft It will be easy to remove the arm from the shaft if you push the shaft to t...

Page 15: ...3 5 4 3 9 8 15 12 13 4 17 2 1 6 10 14 11 16 7 14...

Page 16: ...ctly See Instruction Book P 13 Are the threads recommended high quality See Instruction Book P 7 Is the serger threaded correctly See Quick Reference Guide Are the threads snapped in the head guide Se...

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