Husqvarna Sapphire sewing machine service manual DOWNLOAD This is a comprehensive manual needed for Repair also adjustment of the machine Directions for use 4 Repair tools . 5 Settings . 6 Settings - Quick reference 7 1. Belt tension -drive belt 10 2. Belt tension -motor belt 10 3. The play of the hook gear 11 4. Setting the hook in relation to the feeding eccentric (After feeding) 12 5. The gap between the needle also the hook 13 6. Setting the needle plate (the hook cover) in relation to the needle in the feeding direction. . 14 7. Setting the feed dog in relation to the needle plate 15 8. The height of the hook . 16 9. Feed dog height 17 10. Setting the needle in centre position . 18 11. The needle bar height . 20 12. The timing of the hook in relation to the needle 21 13. Needle threader stop . 22 14. Threading device . 23 15. Presser foot parallelism to the feed dog 24 16. Presser foot height to the needle plate 24 17. Pivot height . 25 18. Stitch length balance basic setting 26 19. Stitch length balance . 27 20. Lower thread tension (thread tension of the bobbin case) 28 21. Thread tension releaser 830 850 . 29 https://www.tradebit.comer thread tension 830 850 30 23. Upper thread tension 870 - Setting point 1 31 24. Upper thread tension 870 - Setting point 2 32 25. Upper thread tension 870 - Setting point 3 33 26. Upper thread tension 870 - Setting point 4 34 27. Setting the thread take-up spring . 35 28. Disconnection when winding the bobbin . 36 Repair program Sapphire . 37 Functions of the Repair menu 1 - Step motors 38 Functions of the Repair menu 2 - Display also Sensor 39 Functions of the Repair menu 3 - Test patterns 40 Functions of the Repair menu 4 - Info also Test patterns . 41 Functions of the Repair menu 5 - Key Board Test 42 Front Lid . 43 Rear cover 43 Front cover. 44 Base Plate. 45 Power supply . 46 Circuit board - Circuit diagram Sapphire 850/830 47 Circuit board - Circuit diagram Sapphire 870 . 48 Tension unit . 49 Tension unit - Replacement of the tension discs 830/850 . 50 Tension unit - Replacement of the tension discs 870. 51 Tension unit - Replacement of the Stepmotor 870 . 52 Sewing head 53 Step motor of the needle . 54 Step motor of the Presser bar 55 Presser bar bushing 56 Needle bar bushing 57 Sewing head re-building 58 Arm shaft. . 61 Hook cover compl. 830 850 . 62 Hook cover compl. 870 . 63 Replace thread cutter knife 870 . 64 Hook complete 65 Feeding unit step motor . 66 Feeding unit . 67 Lower Shaft 68 Bobbin winding device 69 Threadcutting unit 70 Remove Thread tension cover . 71 Thanks for using our manual download service. Despite compression the files can be very large. Please check you have enough storage space (can be up to 1 Gig) and you have a solid Internet connection. Sizes are mentioned on the page. Husqvarna Sapphire sewing machine service manual DOWNLOAD This is a comprehensive manual needed for service and adjustment of the machine Directions for use 4 Service tools . 5 Settings . 6 Settings - Quick reference 7 1. Belt tension -drive belt 10 2. Belt tension -motor belt 10 3. The play of the hook gear 11 4. Setting the hook in relation to the feeding eccentric (After feeding) 12 5. The gap between the needle and the hook 13 6. Setting the needle plate (the hook cover) in relation to the needle in the feeding direction. . 14 7. Setting the feed dog in relation to the needle plate 15 8. The height of the hook . 16 9. Feed dog height 17 10. Setting the needle in centre position . 18 11. The needle bar height . 20 12. The timing of the hook in relation to the needle 21 13. Needle threader stop . 22 14. Threading device . 23 15. Presser foot parallelism to the feed dog 24 16. Presser foot height to the needle plate 24 17. Pivot height . 25 18. Stitch length balance basic setting 26 19. Stitch length balance . 27 20. Lower thread tension (thread tension of the bobbin case) 28 21. Thread tension releaser 830 850 . 29 https://www.tradebit.comer thread tension 830 850 30 23. Upper thread tension 870 - Setting point 1 31 24. Upper thread tension 870 - Setting point 2 32 25. Upper thread tension 870 - Setting point 3 33 26. Upper thread tension 870 - Setting point 4 34 27. Setting the thread take-up spring . 35 28. Disconnection when winding the bobbin . 36 Service program Sapphire . 37 Functions of the service menu 1 - Step motors 38 Functions of the service menu 2 - Display and Sensor 39 Functions of the service menu 3 - Test patterns 40 Functions of the service menu 4 - Info and Test patterns . 41 Functions of the service menu 5 - Key Board Test 42 Front Lid . 43 Rear cover 43 Front cover. 44 Base Plate. 45 Power supply . 46 Circuit board - Circuit diagram Sapphire 850/830 47 Circuit board - Circuit diagram Sapphire 870 . 48 Tension unit . 49 Tension unit - Replacement of the tension discs 830/850 . 50 Tension unit - Replacement of the tension discs 870. 51 Tension unit - Replacement of the Stepmotor 870 . 52 Sewing head 53 Step motor of the needle . 54 Step motor of the Presser bar 55 Presser bar bushing 56 Needle bar bushing 57 Sewing head re-building 58 Arm shaft. . 61 Hook cover compl. 830 850 . 62 Hook cover compl. 870 . 63 Replace thread cutter knife 870 . 64 Hook complete 65 Feeding unit step motor . 66 Feeding unit . 67 Lower Shaft 68 Bobbin winding device 69 Threadcutting unit 70 Remove Thread tension cover . 71 Husqvarna Sapphire sewing machine service manual DOWNLOAD P.S. 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