HIGHLEAD GC20618-1DZ, Instruction Manual Parts Catalog

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—— CONTENTS ——
1.
PRECAUTIONS BEFORE STARTING OPERATION ································································ 1
2.
SPECIFICATIONS ···························································································································· 1
3.
LUBRICATION ································································································································· 2
4.
PRECAUTIONS OPERATION ······································································································· 2
5.
ADJUSTMENT OF NEEDLE BAR STOP POSITION ································································ 2
6.
INSTALLING NEEDLE ··················································································································· 3
7.
WINDING BOBBIN THREAD ········································································································ 3
8.
SELECTION OF THREAD ·············································································································· 3
9.
THREADING ····································································································································· 4
10.
ADJUSTMENT OF STITCH LENGTH AND REVERSE SEWING ····································· 4
11.
SETTING OF BOBBIN ················································································································· 4
12.
LIFTING THE BOBBIN THREAD ···························································································· 5
13.
BALANCE OF THREAD TENSION ·························································································· 5
14.
ADJUSTMENT OF THREAD TENSION ·················································································· 5
15.
ADJUSTMENT OF PRESSER FOOT PRESSURE ·································································· 6
16.
TIMING BETWEEN ROTATING HOOK MOTION AND NEEDLE MOTION ················ 6
17.
ADJUSTMENT OF FEED DOG HEIGHT ················································································ 7
18.
RELATIONSHIP BETWEEN ROTATING HOOK MOTION AND TAKE-UP LEVER
MOTION ················································································································································· 7
19.
RELATIONSHIP BETWEEN HOOK MOTION AND OPENER MOTION ························ 8
20.
RELATIONSHIP BETWEEN NEEDLE MOTION AND FEED DOG MOTION ················ 8
21.
SAFETY CLUTCH DEVICE ······································································································· 9
22.
ADJUSTMENT OF THE UPPER FEED ···················································································· 9
23.
WALKING FOOT AND PRESSER FOOT VERTICAL STROKE ADJUSTMENT ··········· 10
24.
ADJUSTMENT THE STITCH TOLERANCE ·········································································· 10
25.
INSTALLATION OF MOVABLE KNIFE ·················································································· 10
26.
ADJUSTMENT OF THREAD TRIMMER CAM ····································································· 11
27.
ADJUSTMENT OF SCISSORING PRESSURE OF MOVABLE KNIFE AND FIXED
KNIFE ····················································································································································· 12
28.
SHARPING OF FIXED KNIFE ··································································································· 12
29.
ADJUSTMENT FOR CHANGE OF NEEDLE GAUGE PARTS ············································ 12
30.
SPECIFICATIONS OF THE OPERATION PANEL ································································ 13
31.
VALVE COMPLETE ····················································································································· 14
PARTS CATALOG
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