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Huskylock S21
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Huskylock S25
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Husqvarna Huskylock Viking S21
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Huskylock Viking S25**
Service tools
- Removing the covers
- Basic position of eccentrics
- Presser bar height
- Needle bar height and parallelism
- Needle timing
- Height of the lower looper
- Clearance between lower looper the "A" needle
- Looper to needle clearance
- Timing of the lower looper
- Clearance between lower looper needle guard and "A", "B" needles
- Upper looper position to the left needle
- Timing of the upper looper
- Clearance between the upper and lower loopers
- Height of the chain stitch looper
- Clearance between chain stitch looper the Left needle C ..21
- Chain stitch looper to needle clearance ..22
- Ellipsoidal movement of chain stitch. ..23
- Chain stitch needle guard to needle clearance ..24
- Feed Timing... 25
- Feed dog height... 26
- Differential feed - Huskylock S21 ..27
- Lower Knife ... 28
- Timing of the upper knife ..29
- Upper Knife ... 30
- Setting the seam width adjusting ..31
- Set the Lower Looper lower thread guide..2
- Set the Upper Looper lower thread guide ..33
- Set the Upper Looper upper thread guide ..34
- Set the Chain stitch loopers thread take up. ... 35
- Set the Chain stitch Looper thread guide .36
- Thread tension - Huskylock S21 ... 37
- Thread tension, Basic - Huskylock S25 .38
- Service program for Huskylock S25 .39
- Circuit board - Circuit diagram 42
- Main PC Board - in the front cover . 42
- Power PC Board - in machine cover 43
- Troubleshooting chart - Display/screen problem
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