Baby Lock BLCS Service Manual
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SERVICE MANUAL
For U.S.A.
100390
From
To
MODEL BLCS

Serial Numbers

For Canada
100061
For Europe,
Australia,NZ
100383
Vol 3.1

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Table of Contents
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Summary of Contents for Baby Lock BLCS

  • Page 1 SERVICE MANUAL MODEL BLCS Serial Numbers For Europe, For Canada For U.S.A. Australia,NZ 100390 100061 100383 From Vol 3.1...
  • Page 2 1.Construction of Covers Adjusting gauge For BLE8 Distance of chain looper tip from center of chain looper shaft 72.8 55.4 Distance of lower looper tip from center of lower looper shaft Distance of lower looper tip Distance of upper looper tip from right side of overlock from right side of overlock right needle(O...
  • Page 4: Height Of Feed Dog

    3. Height of feed dog CORRECT HEIGHT – When feed dogs are top position, make sure the clearance of 0.9mm between presser foot and needle plate. 4. Tension release & Dropped feed dog adjustment 4-1.Tension release a) In case you replace face cover, make sure the tension release lever catches the Tension release pin correctly (fig.A) b) Double check disks are open perfectly when presser bar lifter is lifted.
  • Page 5 3.Height of feed dog 4.Tension release & Dropped feed dog adjustment...
  • Page 6 5. Checking threading steel pipe joint a) Set the machine for looper threading. b) Move the lock button release lever slightly to the right. c) Check the connecting point whether the looper threading pipe joint and threading steel pipe is fitted each other properly. 6.
  • Page 7 5.Checking thread steel pipe joint Threading steel pipe Joint Unproper position Proper position 6.Checking pump...
  • Page 8: Trouble Shooting

    (Thread take-up is lowest position.) 8. Trouble Shooting 7-1 NEEDLE THREADS ARE UN BALANCED ; * Is the BLCS threaded correctly? See Instruction Book P.14,15. * Are the threads snapped in the head guide? See Instruction Book P.15. * Are the threads recommended high quality? See Instruction Book P.7 .

Table of Contents