HappyJapan HCR3-1502, Руководство по обслуживанию

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4
Index
Page
4-2 Moving head
4-2-1 Assemble and remove moving head (except for 1
st
head) ....................... 40
4-2-2 Assemble and remove moving head (1
st
Head) ........................................ 44
4-2-3 Adjustment of needle position (back and forth) ...................................... 49
4-2-4 Adjustment of needle position (left and right) Adjust for 1
st
head ........... 50
4-2-5 Adjustment of needle position
(left and right)
Adjust for 2
nd
to last each head
52
4-2-6 Adjustment of needle height ..................................................................... 53
4-2-7 Adjustment of needle bar lowest point ...................................................... 55
4-2-8 Adjustment of needle bar stopper ……………………………………… 57
4-2-9
Exchange of needle bar, needle bar spring, cushion and pressure foot block
................. 59
4-2-10 Fixing of needle bar boss check plate .................................................... 61
4-2-11 Exchange of take-up lever ...................................................................... 62
4-2-12 Adjustment of tension of thread adjusting spring .................................... 64
4-2-13 Adjustment of stroke of thread adjusting spring ...................................... 65
4-2-14 Adjustment of thread holder .................................................................... 66
4-2-15 Adjustment of
clip-type
thread holder ....................................................... 67
4-2-16 Adjustment of
clip drive unit
...................................................................... 68
4-3 Needle bar change unit
4-3-1 Check / Adjustment of needle bar change unit ......................................... 70
4-4 Rotary hook
4-4-1 Adjustment of rotary hook timing .............................................................. 72
4-4-2 Adjustment of retainer on rotary hook ....................................................... 74
4-4-3 Exchange of rotary hook shaft .................................................................. 75
4-5 Thread cut unit
4-5-1 Check of thread cutting driver ................................................................... 78
4-5-2 Adjustment of thread cutting driver ........................................................... 80
4-5-3 Exchange of moving knife ......................................................................... 82
4-5-4 Exchange of fixed knife ............................................................................. 83
4-5-5 Check / Adjustment of position of moving knife ........................................ 84
4-5-6 Adjustment of moving knife and fixed knife .............................................. 86
4-5-7 Adjustment of bobbin thread holder .......................................................... 87
4-5-8 Adjustment of position of keeper .............................................................. 88