5
Contents
9. MAINTENANCE AND INSPECTION
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44
9.1) CHECK POINTS FOR REGULAR INSPECTION
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44
9.2) CLEANING
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44
9.3) OIL SUPPLY
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46
10. ADJUSTING MAJOR PARTS OF THE MACHINE
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51
10.1) TRIMMER ADJUSTMENT
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51
10.2) ADJUSTING UPPER THREAD HOLDER
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52
10.3) ADJUSTING LOW-NOISE PRESSER FOOT
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52
10.4) RELATIONSHIP BETWEEN PRESSER FOOT AND NEEDLE
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54
10.5) ADJUSTING HALF-TURN FILM
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55
10.6) ADJUSTING ENCODER
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56
10.7) ADJUSTING JUMP SOLENOID
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57
10.8) ADJUSTING TENSION OF EACH DRIVE BELT
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58
11. TROUBLESHOOTING
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60
11.1) CAUSES AND TROUBLESHOOTING
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60
11.2) ERROR DISPLAY AND TROUBLESHOOTING
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71
12. SETTING
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76