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Jack JK-798T Parts Book (PDF)

Overlock · also listed as JK798T, 798TDownload PDF

Text index — Jack JK-798T

Page 8 — 一、机壳部分/Machine Bed Frame

Jack JK-798T parts on page 8
RefPart numberPart nameQty
120726018Pin1 / 1 / 1
2P03017Pin1 / 1 / 1
320711001Indicator guide2 / 2 / 2
420713027Pipe2 / 2 / 2
5P03018Pin1 / 1 / 1
620628023Plug1 / 1 / 0
720701002Bracket Assembly1 / 1 / 1
8207S13003Screw2 / 2 / 2
9206S30001Bed pin4 / 4 / 4
10P03019Pin1 / 1 / 1
1120126001Pin1 / 1 / 1
1220726009Pin0 / 0 / 1(厚料)
1320701001Machine Bed Complete1 / 1 / 1
1420703001Sleeve1 / 1 / 1
1520703002Sleeve1 / 1 / 1
1620703003Sleeve1 / 1 / 1
1720703004Sleeve1 / 1 / 1
1820703009Sleeve1 / 1 / 1
1920703006Sleeve1 / 1 / 1
2020703007Sleeve1 / 1 / 1
2120703008Sleeve1 / 1 / 1
2220703009Sleeve4 / 4 / 6
23121126003Pin0 / 1 / 1

Page 10 — 二、机壳机罩部件(1)/Cover (1)

Jack JK-798T parts on page 10
RefPart numberPart nameQty
1300164Top Cover1|1|1
2S04060Screw4|4|4
320722001Gasket1|1|1
420622003Cushion Rubber3|3|3
520711055Oil sight window1|1|1
620722002Plug1|1|1
7301132Side Cover1|1|1
8S04060Screw2|2|2
9207S11008Screw2|2|2
102070201100Presser Bar1|1|1
1120712043Front Cover(left)0|0|1
12207S17005Screw4|4|4
13210220031|1|1
18300166Front Cover(right)1|1|1
1920701006Hinge1|1|1
20207S11008Screw3|3|3
2120626001Pin1|1|1
22207S14001Screw2|2|2
2320627001Spring1|1|1
2420712002Latch1|1|1
25207S11009Screw1|1|1
26207S14002Screw1|1|1
27207S14003Screw1|1|1
2820712003Latch1|1|1
29S01031Screw1|1|1
3020612004Flat Spring1|1|1
31S01031Screw1|1|1
3220712004Front Cover(left)1|1|0
33207S11011Screw2|2|2
3420712005Side Cover1|1|1
35XXXXXXXXThreading diagram1|1|1
36XXXXXXXXThreading diagram0|0|1
3720822006Cover1|1|1
38207S20002Screw1|1|1
3920812013Cover1|1|1
40207S11011Screw1|1|1
4121012018Oil Seal Washer1|1|1

Page 12 — 三、机壳机罩部件(2)/Cover (2)

Jack JK-798T parts on page 12
RefPart numberPart nameQty
1270035Cloth Plate0 / 0 / 1
3270042Bushing1 / 1 / 1
44543Screw1 / 1 / 1
5W02004Washer1 / 1 / 1
6204115Washer1 / 1 / 1
77018Screw1 / 1 / 1
8240305Cushion Rubber1 / 1 / 1
9270030-UBSide Cover(Wide)0 / 0 / 1
117025Screw1 / 1 / 1
137018Screw2 / 2 / 2
14240343Washer2 / 2 / 2
15240305Cushion Rubber1 / 1 / 1
16270049Latch1 / 1 / 1
177180Screw1 / 1 / 1
18270015Plate1 / 1 / 1
197170Screw2 / 2 / 2
20270043Lever1 / 1 / 1
217172Screw1 / 1 / 1
22270044Spring1 / 1 / 1
23270045Bracket1 / 1 / 1
24270019Fabric Guide1 / 1 / 1
257019Screw2 / 2 / 2
26270032Eye Guide1 / 1 / 0
27270033Eye Guide0 / 0 / 1
287062Screw2 / 2 / 2
29W01011Washer2 / 2 / 2
30270034Bracket1 / 1 / 1
317066Screw1 / 1 / 1
32210307Washer2 / 2 / 2
33270022Bed Cover Plate Assy.1 / 1 / 1
347084Screw5 / 5 / 5
35270023Gasket1 / 1 / 1
36270026Cover Plate1 / 1 / 1
377020Screw4 / 4 / 4
387023Screw1 / 1 / 1
394821Nut1 / 1 / 1
4020722016Support Cushion1 / 1 / 1
41207S13003Screw3 / 3 / 3
42270068Bracket1 / 1 / 1
43270067Cover1 / 1 / 1
447154Screw3 / 3 / 3

Page 14 — 四、主轴部件/Crankshaft Drive Mechanism

Jack JK-798T parts on page 14
RefPart numberPart nameQty
270500A400046
270500C400045
20712066
27050220709035
7011207S11017螺钉M3×8
270503121226002
207S11047
27050820712013
7019207S11007螺钉M4×7.5
20722027
270507-91B04004轴承6202LB
4572207S11018螺钉M5×10
4514207S14012螺钉M5×5
24033520729001
211526B04005轴承6203LLU
211526B04005轴承6203LLU
240306W03003
20103002
210057001025
240307001028
21152820708015
7020S04060螺钉M4×10
2073301200
S01011
20811040
304026
W02004
207S13003螺钉M6×25
27050920712046
207S17005螺钉M4×8
S04060螺钉M4×10
001037
20725001
27051020602002

Page 16 — 五、夹线部件/Thread Tension Mechanism

Jack JK-798T parts on page 16
RefPart numberPart nameQty
12111300500Tension Spring Assembly (Red)1 / 1 / 1
221111091Knob1 / 1 / 1
330111006Rachet1 / 1 / 1
421111096Cup1 / 1 / 1
521311161Tension Disc6 / 8 / 8
620623008Felt1 / 1 / 1
7201S30016Screw Stud1 / 1 / 1
830127011Spring1 / 1 / 1
92111300600Tension Spring Assembly(Bule)1 / 1 / 1
1030127013Spring1 / 1 / 1
1120713001Thread Guide1 / 1 / 1
12207S11007Screw2 / 2 / 2
1420113002Tension Guide3 / 4 / 4
15206S11005Screw1 / 0 / 0
162111300800Tension Spring Assembly(Yellow)0 / 1 / 1
172111300700Tension Spring Assembly(Green)1 / 1 / 1

Page 18 — 六、过线机构(1)/Thread Guide and Thread Takeup (1)

Jack JK-798T parts on page 18
RefPart numberPart nameQty
120701029Bracket0/0/1
2207S11019Screw0/0/2
320713020Thread Guide0/0/1
5207S14001Screw0/0/1
620701030Bracket0/0/1
7S01031Screw0/0/1
820713021Thread Guide0/0/1
9207S14001Screw0/0/1
1020802014Upper Knife Lever1/1/1
11207S11015Screw0/0/1
1220713022Thread Guide0/0/1
13S01031Screw0/0/1
1420713023Thread Guide0/0/1
1520713051Thread Guide0/0/1
16S01031Screw0/0/1
1720713006Bracket0/0/1
1820713007Thread Retainer0/0/1
19207S20003Screw0/0/1
2020727002Spring0/0/1
2120813007Thread Takeup0/0/1
23S02007Screw1/1/1
24120813003Thread Takeup0/0/1 (六线)
2520813033Thread Takeup0/0/1
2620813036Thread Guide0/0/1 (六线)

Page 20 — 七、过线机构(2)/Thread Guide and Thread Takeup (2)

Jack JK-798T parts on page 20
RefPart numberPart nameQty
120713002Thread Guide1 / 0 / 0
220713003Thread Guide0 / 1 / 0
3207S14001Screw1 / 1 / 0
420701010Bracket1 / 1 / 0
5207S11019Screw1 / 1 / 0
620813002Thread Guide1 / 0 / 0
720813022Thread Guide0 / 1 / 0
8207S11015Screw2 / 2 / 0
9207S11019Screw1 / 1 / 0
1020713006Bracket1 / 1 / 0
1120713007Thread Retainer1 / 1 / 0
12207S20003Screw1 / 1 / 0
1320727002Spring1 / 1 / 0
1420813004Thread Takeup1 / 1 / 0
120838001Thread Takeup0 / 1(M04) / 0
15S02007Screw1 / 1 / 0

Page 22 — 八、过线机构(3)/Thread Guide and Thread Takeup (3)

Jack JK-798T parts on page 22
RefPart numberPart nameQty
120712016Bracket1/1/1
220113015Thread Guide2/2/2
3201S11006Screw2/2/2
4W01011Washer2/2/2
520713010Thread Takeup1/1/1
6207S11007Screw1/1/1
720713011Thread Guide1/1/1
8207S11020Screw1/1/1
920713012Thread Guide1/1/0
1020713053Thread Guide0/0/1
1120713054Thread Guide0/0/1
1220713015Thread Takeup1/1/0
1320713055Thread Takeup0/0/1
14207S11021Screw1/1/1
1520713013Thread Guide1/1/1

Page 24 — 九、针杆部件(1)/Needle Drive Mechanism(1)

Jack JK-798T parts on page 24
RefPart numberPart nameQty
1400039Connection1 / 1 / 1
2207S11016Screw2 / 2 / 2
320626003Pin1 / 1 / 1
4207S14007Screw1 / 1 / 1
520704001Crank1 / 1 / 1
6S05018Screw1 / 1 / 1
720802009Shaft1 / 1 / 1
820808006Collar1 / 1 / 1
9207S14001Screw2 / 2 / 2
1020628014Washer1 / 1 / 1
11H05008Ring1 / 1 / 1
1220804008Lever1 / 1 / 1
13207S12002Screw1 / 1 / 1
142072600300Shaft Assembly1 / 1 / 1
1520826006Shaft1 / 1 / 1
1620523005Oil wick1 / 1 / 1
1720804016Crank1 / 1 / 1
1820802017Needle Bar1 / 1 / 1
1920803004Bushing1 / 1 / 1
20207S14008Screw1 / 1 / 1
21001026O Ring1 / 1 / 1
2220723003Oil Felt1 / 1 / 1
2320708031Ring1 / 1 / 1
24207S11023Screw1 / 1 / 1
2520722004Plug1 / 1 / 1
26207S14010Screw1 / 1 / 1
27208S11002Screw2 / 2 / 2
2820803007Sleeve1 / 1 / 1
292080201800Bushing Assy1 / 1 / 1

Page 26 — 十、针杆部件(2)/Needle Drive Mechanism (2)

Jack JK-798T parts on page 26
RefPart numberPart nameQty
1xxxxxxxxNeedle Holder Assembly0/0/1
2207S14014Screw0/0/2
320713017Thread Guide0/0/1
4207S11024Screw0/0/1
5xxxxxxxxNeedle0/0/2
6xxxxxxxxNeedle0/2/0
7xxxxxxxxNeedle Holder0/1/0
8207S14014Screw0/2/0
920713018Thread Guide0/1/0
10207S11024Screw0/1/0
11xxxxxxxxNeedle Holder Assembly1/0/0
12207S14014Screw1/0/0
1320713038Thread Guide1/0/0
14207S11024Screw1/0/0
15xxxxxxxxNeedle1/0/0

Page 28 — 十一、针杆部件(3)/Needle Drive Mechanism (3)

Jack JK-798T parts on page 28
RefPart numberPart nameQty
1XXXXXXXXNeedle Plate0/0/1
27170Screw0/0/2
3271010Bracket0/0/1
47019Screw0/0/2
5240305Cushion Rubber0/0/2
6271011Bracket0/0/1
77019Screw0/0/2
8XXXXXXXXNeedle Guard0/0/1
97010Screw0/0/2
10XXXXXXXXNeedle Guard0/0/1
117259Screw0/0/1
12240222Spring0/0/1
137165Screw0/0/1
14XXXXXXXXNeedle Guard0/0/1
157019Screw0/0/1
16XXXXXXXXNeedle Guard0/0/1
177010Screw0/0/2
18271013Bracket0/0/1
197114Screw0/0/2
20XXXXXXXXNeedle Plate0/1/0
217170Screw2/2/0
22271010Bracket1/1/0
237019Screw2/2/0
24240305Cushion Rubber2/2/0
25271011Bracket1/1/0
267019Screw2/2/0
27XXXXXXXXNeedle Guard1/1/0
287019Screw1/1/0
29XXXXXXXXNeedle Guard1/1/0
307259Screw1/1/0
31240222Spring1/1/0
327165Screw1/1/0

Page 30 — 十二、上弯针部件/Upper Looper Drive Mechanism

Jack JK-798T parts on page 30
RefPart numberPart nameQty
1400043Connection1 / 1 / 1
2207S11016Screw2 / 2 / 2
3207S11016Screw2 / 2 / 2
420704003Crank1 / 0 / 0
5400037Crank0 / 1 / 1
6S05018Screw1 / 1 / 1
720702004Shaft1 / 1 / 1
820628006Washer1 / 1 / 1
9207S11004Screw1 / 1 / 1
10W02001Spring Washer1 / 1 / 1
1120708006Spacer0 / 1 / 0
1220622019Oil Seal1 / 1 / 1
1320708007Spacer1 / 0 / 1
1420705003Lever1 / 1 / 1
15207S12002Screw1 / 1 / 1
1620726004Pin Assy.1 / 1 / 1
20523005Oil Weak1 / 1 / 1
18207S14010Screw1 / 1 / 1
192070403300Upper Looper Holder Assy.1 / 1 / 1
2070404100- / 天(厚料) / 天(厚料)
2020623005Felt1 / 1 / 1
21207S11025Screw1 / 1 / 1
22xxxxxxxxUpper Looper1 / 1 / 1
25207S11026Screw2 / 2 / 2
26400040Cover1 / 1 / 1
27207S17004Screw1 / 1 / 1
28207S11027Screw1 / 1 / 1
1212230011 / 1 / 1
3020723005Felt1 / 1 / 1
3120712017Bracket1 / 1 / 1
32207S11020Screw1 / 1 / 1
3320701051Upper Looper Bracket1 / 1 / 1
XXXXXXXXXX
12122001

Page 32 — 十三、下弯针部件/Lower Looper Drive Mechanism

Jack JK-798T parts on page 32
RefPart numberPart nameQty
1400043Connection1 / 1 / 1
2207S11016Screw2 / 2 / 2
3207S11005Screw2 / 2 / 2
4400329Crank1 / 1 / 0
5S05018Screw1 / 1 / 0
620702004Shaft1 / 1 / 1
720628006Washer1 / 1 / 1
8207S11004Screw1 / 1 / 1
9W02001Spring Washer1 / 1 / 1
1020622019Oil Seal1 / 1 / 1
11xxxxxxxxLower Looper1 / 1 / 1
12207S14006Screw0 / 0 / 1
13207S11028Screw1 / 1 / 1
1420704007Lower Looper Holder1 / 1 / 1
15201S12007Screw1 / 1 / 1
16207S15001Screw1 / 1 / 1
17400388Crank0 / 0 / 1
18S05018Screw0 / 0 / 1
1920128021Washer1 / 1 / 1

Page 34 — 十四、二重环弯针机构(1)/Chainstitch Looper Drive Mechanism (1)

Jack JK-798T parts on page 34
RefPart numberPart nameQty
120705006Connection0 / 0 / 1
2B08002Needle Bearing0 / 0 / 1
320704014Crank0 / 0 / 1
420703016Bushing0 / 0 / 1
5207S12003Screw0 / 0 / 1
630228008Washer0 / 0 / 1
7401031Slider0 / 0 / 1
8207S13009Screw0 / 0 / 1
920128021Washer0 / 0 / 1
10W02001Spring Washer0 / 0 / 1
1120710008Pin0 / 0 / 1
12001027O Ring0 / 0 / 1
1320626017Shaft0 / 0 / 1
1420701034Holder0 / 0 / 1
15S05018Screw0 / 0 / 1
1620704015Crank0 / 0 / 1
17S05018Screw0 / 0 / 1
1820705009Link0 / 0 / 1
1920703013Bushing0 / 0 / 1
20207S12003Screw0 / 0 / 1
2130228008Washer0 / 0 / 1
2220702018Shaft0 / 0 / 1
232072201700Oil Seal0 / 0 / 1
24XXXXXXXXDouble Chainstith Looper0 / 0 / 1
25207S11028Screw0 / 0 / 1
2620701035Looper Holder0 / 0 / 1
27207S20004Screw0 / 0 / 1
2820728002Spacer0 / 0 / 1
29207S15001Screw0 / 0 / 1

Page 36 — 十五、二重环弯针机构 (2) /Chainstitch Looper Drive Mechanism (2)

Jack JK-798T parts on page 36
RefPart numberPart nameQty
120713039Thread Guide0/0/1
2207S11007Screw0/0/1
320713040Thread Guide0/0/1
420629003Holder0/0/3
520612057Looper Thread Takeup0/0/1
6207S20002Screw0/0/1
720128015Washer0/0/1
8206S30015Screw0/0/1
920612055Tension Disc0/0/2
1030127016Spring0/0/1
11206S16004Knob0/0/1
1220612056Thread Guide0/0/1
13S01031Screw0/0/1
1420629004Thread Guide0/0/1
15207S11020Screw0/0/1
1620613017Thread Guide0/0/1
17207S11020Screw0/0/1
1820612058Looper Thread Takeup0/0/1
19207S14009Screw0/0/2
2020629005Spring0/0/1
2120713026Tread Guide0/0/1
22207S11007Screw0/0/1
232061205700Looper Thread Takeup Assy0/0/1

Page 38 — 十六、差动调节机构/Feed Mechanism

Jack JK-798T parts on page 38
RefPart numberPart nameQty
1272500Connection1/1/1
2271001Pin1/1/1
34538Screw1/1/1
4240012Needle Bearing1/1/1
5272501Eccent1/1/1
6210129Feed Eccent1/1/1
7210130Flat Spring1/1/1
84535Screw2/2/2
9272506-91Regulator1/1/1
104514Screw2/2/2
11272504-91Eccent Assembly1/1/1
12272503Spring1/1/1
137038Screw1/1/1
14272502Ratchet1/1/1
15272509Push Button1/1/1
16240315Gaket1/1/1
17208949O Ring1/1/1
18240314Washer1/1/1
19240317Spring1/1/1
20200555Ring1/1/1
21272529Link1/1/1
227058Screw1/1/1
23202522Ring1/1/1
24272530A92Lever1/1/1
254533Screw1/1/1
26272532Lever1/1/1
277161Screw1/1/1
28272533AShaft1/1/1
29204185O Ring1/1/1
30272534Spring1/1/1
31272535Regulator Plate1/1/1
327021Screw2/2/2
33240321Spacer2/2/2
34179202-25Nut1/1/1
35179202-25-02Screw1/1/1
367059Spring Washer1/1/1
37211301Stopper2/2/2
38252658Screw2/2/2
397018Washer2/2/2
40303448Adjusting Bar1/1/1
41272538ASeal1/1/1
42240322Ring1/1/1
43210533Spring1/1/1
4420728005Washer1/1/1
45272539APin1/1/1
462070500400Connection1/1/1

Page 40 — 十七、送布机构/Feed Mechanism

Jack JK-798T parts on page 40
RefPart numberPart nameQty
120702064Shaft1/1/1
2H05009Ring1/1/1
320628023Plug1/1/1
420628011Washer2/2/2
52070400900Crank1/1/1
6S05018Screw1/1/1
7207S11029Screw2/2/2
820709034Block1/1/1
920704011Crank1/1/1
10S05018Screw1/1/1
1120710005Pin1/1/1
12N01004Nut1/1/1
1312928008Washer1/1/1
1420710006Pin1/1/1
15207S13001Screw1/1/1
1620722006Gsket1/1/1
1720729002Ring1/1/1
18001026O Ring1/1/1
1920709011Block1/1/1
2020708008Collar2/2/2
21207S14001Screw2/2/2
2220705008Link1/1/1
2320703016Bushing1/1/1
24207S12003Screw1/1/1
2530228008Washer1/1/1
2620706001Main Feed Bar1/1/1
27xxxxxxxxMain Feed Dog Complete1/1/1
28xxxxxxxxMain Feed Dog1/1/1
29xxxxxxxxAuxiliary1/1/1
30207S11029Screw1/1/1
31S01029Screw1/1/1
3220706002Differentrial Feed Bar1/1/1
33xxxxxxxxDifferentrial Feed Dog1/1/1
34S01029Screw1/1/1
3520709012Block1/1/1
3620701048Feed Bar1/1/1
37207S13006Screw2/2/2
39207S13006Screw2/2/2
4020701013Feed Bar Oil Seal1/1/1
4120722007Oil Seal2/2/2
42207S13007Screw2/2/2
4320721009Tube1/1/1
4420712055Clamp1/1/0
4420712062Clamp0/0/1
45207S11011Screw1/1/1
462070600100Feed Bar Assy.1/1/1

Page 42 — 十八、剪布机构/Knife Drive Mechanism

Jack JK-798T parts on page 42
RefPart numberPart nameQty
1273000-92Connection1 / 1 / 1
27023Screw2 / 2 / 2
3273001-92Crank1 / 1 / 0
4273002-92Crank0 / 0 / 1
54533Screw1 / 1 / 1
6271001Pin1 / 1 / 1
74538Screw1 / 1 / 1
8240235-92Collar2 / 2 / 2
94547Screw2 / 2 / 2
10273003Upper Knife Lever1 / 1 / 1
112072201700Oil Seal1 / 1 / 1
12-------- / ---- / ----
13273006Pin1 / 1 / 1
14179712-05Upper Knife Clamp1 / 1 / 0
15179713-05Upper Knife Clamp0 / 0 / 1
167020Screw1 / 1 / 1
17XXXXXXXXUpper Knife1 / 1 / 1
187013Screw1 / 1 / 1
20210757Angled Upper Knife Clamp0 / 0 / 1
21XXXXXXXXAngled Upper0 / 0 / 1
227008Screw0 / 0 / 1
23210758Angled Upper Knife Gib0 / 0 / 1
24179341-15Waste Guard0 / 0 / 1
25-------- / ---- / ----
26S11025Screw0 / 0 / 1
27W01011Washer0 / 0 / 1
28273008Lower Knife Holder1 / 1 / 0
29273009Lower Knife Holder0 / 0 / 1
307019Screw1 / 1 / 1
31273010Lower Knife Holder Guard1 / 1 / 1
327082Screw2 / 2 / 2
33240324Spring1 / 1 / 1
34273007Plate1 / 1 / 1
357019Screw1 / 1 / 1
36XXXXXXXXLower Knife1 / 1 / 1
37273012Lower Knife Clamp1 / 1 / 1
387173Screw1 / 1 / 1
39179712-05Upper Knife Clamp (H)0 / 0 / 1

Page 44 — 十九、拾压脚机构/Presser Foot Mechanism

Jack JK-798T parts on page 44
RefPart numberPart nameQty
120712023Lever1
2207S20008Screw1
320727007Spring1
420712024Stopper1
5S04060Screw2
6207S11031Screw1
7N01004Nut1
820616001Link1
920612030Lever1
1020608004Collar1
11S05002Screw1
1220827004Spring1
1320803015Bushing1
14S10009Screw1
1520802013Shaft1
1620701016Presser Arm1
1720626016Pin1
18S10011Screw1
1920808007collar1
20207S13009Screw1
2120827005Spring1
222081201400Lever1
2320812016Stopper1
24208S11011Screw1
2520804006Lever1
26207S11032Screw1
2720719054Spring1
2820702014Adjusting Screw1
29207S16003Nut1
3020812032Lever1
31207S20009Screw1
3220627010Spring1
3320812033Stopper1
34207S11007Screw1
3520019003Chain Cutter1
36207S11020Screw1
3720804007Lever1
3820812018link1
39208S20001Screw1
40W01006Screw1

Page 46 — 二十、供油机构(1)/Lubrication Mechanism (1)

Jack JK-798T parts on page 46
RefPart numberPart nameQty
120820001Pump1 / 1 / 1
220725002Worm Wheel1 / 1 / 1
3207S15002Screw2 / 2 / 2
42071100900Oil Distributor Complete1 / 1 / 1
520709014Plug2 / 2 / 2
6207S30002Screw1 / 1 / 1
7206S30009Joint Screw1 / 1 / 1
8206S30009Joint Screw3 / 3 / 3
9207S13008Screw2 / 2 / 2
102082100200Oil Distributor1 / 1 / 1
1120622010O Ring1 / 1 / 1
1220136001Filter Element1 / 1 / 1
1320836001Joint1 / 1 / 1
14o01010O Ring1 / 1 / 1
15300140Oil Filter Cap1 / 1 / 1
16207S11008Screw3 / 3 / 3
1720136001Filter Element1 / 1 / 1
1820729005Clamp2 / 2 / 2
1912921003Tube0.18m / 0.18m / 0.18m
2020736007Joint2 / 2 / 2
2120811005Oil Slight Gauge1 / 1 / 1
2220822011Oil cover washer1 / 1 / 1
2320122033washer5 / 5 / 5

Page 48 — 二十一、供油机构(2)/Lubrication Mechanism (2)

Jack JK-798T parts on page 48
RefPart numberPart nameQty
120725003worm1 / 1 / 1
220823006Felt1 / 1 / 1
320823006Cover1 / 1 / 1
420812020Spacer1 / 1 / 1
5207S11011Screw2 / 2 / 2
620721008Tube1 / 1 / 1
72083600200Joint1 / 1 / 1
820721011Felt0.17m / 0.17m / 0.17m
920622010O Ring1 / 1 / 1
1020721011Tube0.34m / 0.34m / 0.34m
1120521009Joint2 / 2 / 2
1220621001Exhause oil Distributor1 / 1 / 1
1320823008Felt1 / 1 / 1
1420812034Cover1 / 1 / 1
15208S11004Screw2 / 2 / 2
1620701026Oil Reservoir1 / 1 / 1
17207S13002Screw1 / 1 / 1
1820528014Washer1 / 1 / 1
19207S13009Bolt4 / 4 / 4
2020628018Washer4 / 4 / 4
2120722008Gasket1 / 1 / 1
2220626007Pipe Assy1 / 1 / 1
2320709015Ball1 / 1 / 1
24207S14001Screw1 / 1 / 1
2520123021Oil wick1 / 1 / 1
26207S14012Screw1 / 1 / 1

Page 50 — 二十二、HR装置机构部件/H. R. Device

Jack JK-798T parts on page 50
RefPart numberPart nameQty
120711014Silicone Oil Reservoir1 / 1 / 1
220711015Cover1 / 1 / 1
320723008Felt1 / 1 / 0
420719051Felt0 / 0 / 1
520712040Thread Guide1 / 1 / 0
620713019Thread Guide0 / 0 / 1
7S04060Screw1 / 1 / 1
820712042Cover1 / 1 / 1
920723009Oil Felt0 / 0 / 1
1020726010Pin0 / 0 / 1
1120711016Silicone Oil Reservoir1 / 1 / 1
1220711017Cover1 / 1 / 1
13207S30003Screw1 / 1 / 1
1440123013Oil Wick1 / 1 / 1
1540121002Tube1 / 1 / 1
1620712041Clamp2 / 2 / 2
1720701027Needle Thread Lubricator1 / 1 / 0
18207S11008Screw2 / 2 / 0
1920709014Plug1 / 1 / 0
2020723009Oil Felt1 / 1 / 0
2120726010Pin1 / 1 / 0
2220701038Needle Thread Lubricator0 / 0 / 1
23207S11007Screw0 / 0 / 2
2420709014Plug0 / 0 / 1
252071101600Silicone Oil Reservoir1 / 1 / 0
262070103000Silicone Oil Reservoir0 / 0 / 1

Page 52 — 二十三、上送机构(1)/Top Feed Mechanism (1)

Jack JK-798T parts on page 52
RefPart numberPart nameQty
120805001Link1/1/1
220803002Bushing1/1/1
3207S12003Screw1/1/1
430228008Washer1/1/1
520803005Bushing1/1/1
6208S12003Bolt1/1/1
7208S16005Nut1/1/1
820804002Crank1/1/1
9208S12001Bolt1/1/1
10208N12001Nut1/1/1
11400288Collar1/1/1
12S05018Screw1/1/1
1320829006Flat Spring1/1/1
14400690Collar1/1/1
15S05018Screw1/1/1
1620628011Washer1/1/1
17400650Crankshaft1/1/1
1820123021Oil Wick1/1/1
1920523005Oil Wick1/1/1
2030223009Oil Felt2/2/2
2120812001Guide1/1/1
2220822004Oil Seal1/1/1
23208S11007Screw1/1/1
2420808003Top Feed Bar1/1/1
2520809001Guide1/1/1
26207S17005Screw1/1/1
2720828001Washer1/1/1
2820703016Bushing1/1/1
29207S12003Screw1/1/1
3030228008Washer1/1/1
3120809002Guide1/1/1
32207S14001Screw1/1/1
3320814001Top Feed Dog1/1/1
3320814014Top Feed Dog1/1/1
3320814015Top Feed Dog1/1/1
3320814019Top Feed Dog1/1/1
34S01029Screw1/1/1
3520802003Presser Bar1/1/1
3620827001Spring1/1/1
37208S30002Screw1/1/1
38208S16006Nut1/1/1
3920804015Crank0/1/0
4020804003Crank0/0/1
4120803006Sleeve1/1/1
4220803007Sleeve1/1/1
43S05018Screw1/1/1
4420809003Guide1/1/1

Page 54 — TOP Feed mechanism (2)

Jack JK-798T parts on page 54
RefPart numberPart nameQty
1400318Eccentric1 / 1 / 1
2207S14006Screw2 / 2 / 2
320828002Washer1 / 1 / 1
4400319Connection1 / 1 / 1
520804004Crank1 / 1 / 1
6S05018Screw1 / 1 / 1
720802004Rod1 / 1 / 1
8H05008Ring1 / 1 / 1
920722002Plug1 / 1 / 1
1020628014Washer1 / 1 / 1
1120628014Washer1 / 1 / 1
1220828004Crank Assembly1 / 1 / 1
13S05018Screw1 / 1 / 1
1420826002pin1 / 1 / 1
15H05012Ring1 / 1 / 1
1620809005Block1 / 1 / 1
1720805005Link1 / 1 / 1
18207S14001Screw2 / 2 / 2
1920826003pin1 / 1 / 1
20207S14001Screw2 / 2 / 2
2120804005Crank1 / 1 / 1
22S05018Screw1 / 1 / 1
2320803008Crank1 / 1 / 1
24207S14006Screw1 / 1 / 1
25400607Crankshaft1 / 1 / 1
2630223009oil Felt3 / 3 / 3
———20523005oil Felt1 / 1 / 1
———20523005oil Felt1 / 1 / 1
2920803009Sleeve1 / 1 / 1
3020803010Sleeve1 / 1 / 1
3120703001Sleeve1 / 1 / 1
3220803007Sleeve1 / 1 / 1

Page 56 — 二十五、上送机构 (3) /Top Feed Mechanism (3)

Jack JK-798T parts on page 56
RefPart numberPart nameQty
120805006Lever1 / 1 / 1
2S05018Screw1 / 1 / 1
320808004Collar1 / 1 / 1
4208S13001Screw1 / 1 / 1
520812005Latch1 / 1 / 1
620827002Spring1 / 1 / 1
720812006Latch1 / 1 / 1
8207S11007螺钉M4×7.51 / 1 / 1
9400287Rod1 / 1 / 1
10001026O Ring1 / 1 / 1
1120812007Lever1 / 1 / 1
12207S17005Screw2 / 2 / 2
13208S16007Nut1 / 1 / 1
14208S30003Screw1 / 1 / 1
1520728003Spring Washer1 / 1 / 1
1620812008Blade guide1 / 1 / 1
17208L15001Screw3 / 3 / 3
1820808005Spacer3 / 3 / 3
1920812009Stopper1 / 1 / 1
20207S13009Screw2 / 2 / 2
21208S16009Nut2 / 2 / 2
2220628018Washer1 / 1 / 1
2320702007Adgusting Bar1 / 1 / 1
2420737001Seal1 / 1 / 1
2520727005Spring1 / 1 / 1
2620709007Pin1 / 1 / 1
27H05018ping1 / 1 / 1
2820803013Sleeve1 / 1 / 1
2920803014Sleeve1 / 1 / 1

Page 58 — 二十六、线架部件 /Thread Spool Assemblies

Jack JK-798T parts on page 58
RefPart numberPart nameQty
120631018Thread guide三线:1 四线:0 五线:0
230113019Thread guide三线:0 四线:0 五线:1
320131019Rod cap三线:1 四线:1 五线:1
421131008Upper thread column三线:1 四线:1 五线:1
5201S16006Thread guide hook nut三线:2 四线:4 五线:4
621131009Thread spool tray bracket三线:0 四线:2 五线:1
720131018Thread guide hook三线:3 四线:4 五线:5
820131021Screw三线:2 四线:2 五线:2
921131010Clamp plate三线:1 四线:1 五线:1
10201S16004Nut三线:4 四线:4 五线:4
1120131022Screw三线:2 四线:2 五线:2
12201S16004Nut三线:4 四线:4 五线:4
1321131011Thread guide hook三线:2 四线:2 五线:2
1420131020Screw三线:2 四线:4 五线:4
1521131012Thread spool tray bracket三线:1 四线:0 五线:1
1620131011Thread guide bar三线:1 四线:1 五线:1
1720631019Thread guide三线:0 四线:1 五线:0
1821131013Thread guide joint三线:1 四线:1 五线:1
19S04050Screw三线:2 四线:2 五线:2
2021131014Bushing三线:1 四线:1 五线:1
21N01030Nut三线:2 四线:2 五线:2
2221131015Spool Cushion三线:3 四线:4 五线:5
2320131006Spool pin三线:3 四线:4 五线:5
2420131010Spool tray cushing三线:3 四线:4 五线:5
2521131016Spool tray三线:3 四线:4 五线:5
2621131017Thread spool tray bracket三线:1 四线:0 五线:1
27201S16004Nut三线:3 四线:4 五线:5
2820128018Washer三线:3 四线:4 五线:5
2921131018Lower thread cloumn三线:1 四线:1 五线:1
30201S16005Nut三线:1 四线:1 五线:1
3120128025Lower washer三线:2 四线:2 五线:2
3221131019Thread spool tray bracket三线:0 四线:2 五线:1
3320122049Plate dog link washer三线:2 四线:2 五线:2
3420631020Thread guide三线:0 四线:0 五线:1(六线)
352113101700Thread stand component三线:1 四线:0 五线:0
2113101800Thread stand component三线:0 四线:1 五线:0
2113101900Thread stand component三线:0 四线:0 五线:1
2113102700Thread stand component三线:0 四线:0 五线:1(六线)

Page 60 — 二十七、托盘部件/Part For Semi-Submerged Installation

Jack JK-798T parts on page 60
RefPart numberPart nameQty
120711058Rest Board1 / 1 / 1
220722018Cushion Rubber4 / 4 / 4
320131028Nut4 / 4 / 4
420131029Spacer16 / 16 / 16
520131027Screw4 / 4 / 4
620131030Washer4 / 4 / 4
721231006Waste Chute1 / 1 / 1
821231007Waste Chute1 / 1 / 1
920131034Screw3 / 3 / 3
1021231005Screw1 / 1 / 1
11207S11046Washer4 / 4 / 4
1230122031Spring Washer8 / 8 / 8
132123100400Waste Chute Assy.1 / 1 / 1
1420712064oil pan1 / 1 / 1
15207S13006oil pan4 / 4 / 4

Page 61

Jack JK-798T parts on page 61
RefPart numberPart nameQty
JK798T-3-504-02
JK798T-4-514-03
10JK798T-5-516-02
11JK798T-5-516-03
JK798T-5-516-02, 03
JK798T-5-516-04
JK798T-5-516H-05

Page 62 — 二十八、专用零件 Specific Parts

Jack JK-798T parts on page 62
RefPart numberPart nameQty
1xxxxxxxxPresser Foot Assy.0/1/0
220816004Presser Foot Crank0/1/0
3207S11038Screw0/1/0
420827013Spring0/1/0
5207S11009Screw0/1/0
6208S11001Screw0/1/0
720714051Fabric Guard0/1/0
8207S11034Screw0/1/0
9xxxxxxxxPresser Foot Assy.0/0/1
1020801016Presser Foot Crank0/0/1
12211S12002Screw0/0/1
1320827006Spring0/0/1
14207S11019Screw0/0/1
15208S11001Screw0/0/1
16208S11003Screw0/0/1
1720829003Latch0/0/1
1820827007Spring0/0/1
19208N16002Nut0/0/1
2020812022Finger Guard0/0/1
21xxxxxxxxPresser Foot Assy.0/0/1
2220801047Presser Foot Crank0/0/1
23211S12002Screw0/0/1
24208S20002Screw0/0/3
2520719053Spring0/0/1
26207S11020Screw0/0/1

Page 64 — 二十九、专用零件/Specific Parts

Jack JK-798T parts on page 64
RefPart numberPart nameQty
1xxxxxxxxFabric Guard1 / 0 / 0
220112051Cloth Plate Bracket1 / 1 / 1
320112052Hinge Guide Bracket1 / 1 / 1
4201S20002Screw1 / 1 / 1
520128027Spring1 / 1 / 1
6201S16003Nut1 / 1 / 1
920126020Pin1 / 1 / 1
1020112053Flat Spring1 / 1 / 1
11201S11011Screw1 / 1 / 1
12S01010Screw1 / 1 / 1
13W02002Spring Washer1 / 1 / 1
14xxxxxxxxPresser Foot1 / 0 / 0
1520112056Edge Guide Bracket1 / 1 / 1
16201S12001Bolt2 / 2 / 2
1720128020Washer2 / 2 / 2
18201S11010Screw1 / 1 / 1
1920128020Washer1 / 1 / 1
2020112054Edge Guide1 / 1 / 0
2120112055Edge Guide0 / 0 / 1
22207S11033Screw1 / 0 / 0
2320712031Unclurler1 / 0 / 0
24207S11034Screw1 / 0 / 0
25xxxxxxxxPresser Foot Finger1 / 0 / 0

Page 66 — 三十、798TD I 直驱部件/798TD I Direct Drive Assemblies

Jack JK-798T parts on page 66
RefPart numberPart nameQty
1301779machine frame1 / 1 / 1
22073301200Direct Drive motor1 / 1 / 1
2073301400Direct Drive motor1 / 1 (M04) / 1 (H)
320711028Cover1 / 1 / 1
4S01084Screw3 / 3 / 3
52013001000LED ASSY1 / 1 / 1
620711210R thread clamp2 / 2 / 2
7S01010Screw3 / 3 / 2

Page 68 — 三十一、随机附件部分 Accessories Assemblies

Jack JK-798T parts on page 68
RefPart numberPart nameQty
1207310471 / 1 / 1
210131003Screwdriver(M)1 / 1 / 1
310131004Screwdriver(S)1 / 1 / 1
420131044Hexagonal wrench/1.5mm1 / 1 / 1
620731048Oil container1 / 1 / 1
720131048Oil container2 / 2 / 2
920131051Tweezers1 / 1 / 1
1020131043Wrench/8mm1 / 1 / 1
1320131046Hexagonal wrench/2mm1 / 1 / 1
1430131012Hexagonal wrench/4mm1 / 1 / 1
1520131056Hexagonal wrench/6mm1 / 1 / 1
1720131054Chain1 / 1 / 1
18S10005Screw4 / 4 / 4
19见标准零件表Needle4 / 4 / 4
20201300891 / 1 / 1
21207303351 / 1 / 1
2220131052Needle threader0 / 0 / 1
2320730027Controller- / - / -
2420131047Hexagonal wrench/5mm1 / 1 / 1
25121131002Machine head cover1 / 1 / 1
2620131055Attachment box1 / 1 / 1
2720131062Plastic machine head bag1 / 1 / 1

Page 69 — JK798T-4 GAUGE PARTS LIST

Jack JK-798T parts on page 69
RefPart numberPart nameQty
20715002NEEDLE PLATE
2071400100MAIN FEED DOG ASSM.
2081600500PRESSER FOOT ASSM.
20717004UPPER LOOPER
20717005LOWER LOOPER
20814014TOP FEED DOG
20715063NEEDLE PLATE
2071400100MAIN FEED DOG ASSM.
12081600100PRESSER FOOT ASSM.
20717007UPPER LOOPER
20717006LOWER LOOPER
20814014TOP FEED DOG
20715050NEEDLE PLATE
2071400100MAIN FEED DOG ASSM.
2081600300PRESSER FOOT ASSM.
20717007UPPER LOOPER
20717006LOWER LOOPER
20814022TOP FEED DOG
20719007FLAT NIFE
21317002LOWER KNIFE
20715201FRONT
20715201READ
20715201NEEDLE HOLDER
20619009FLAT NIFE
121119001LOWER KNIFE
20715201FRONT
20715201READ
20715201NEEDLE HOLDER
20619009FLAT NIFE
20701053LOWER KNIFE
20715201FRONT
20715201READ
20715201NEEDLE HOLDER

Page 70 — JK798T-5 GAUGE PARTS LIST

Jack JK-798T parts on page 70
RefPart numberPart nameQty
20715016NEEDLE PLATE
2071401700MAIN FEED DOG ASSM.
2081600700PRESSER FOOT ASSM.
20717004UPPER LOOPER
20717006LOWER LOOPER
20712047CHAIN STITCH LOOPER
20814015TOP FEED DOG
20715008NEEDLE PLATE
2071400400MAIN FEED DOG ASSM.
2080101400PRESSER FOOT ASSM.
20717004UPPER LOOPER
20717006LOWER LOOPER
20712047CHAIN STITCH LOOPER
20814001TOP FEED DOG
20815006NEEDLE PLATE
2081400400MAIN FEED DOG ASSM.
2080101400PRESSER FOOT ASSM.
20717007UPPER LOOPER
20717006LOWER LOOPER
20712047CHAIN STITCH LOOPER
20814028TOP FEED DOG
20715050NEEDLE PLATE
2071405200MAIN FEED DOG ASSM.
2081600600PRESSER FOOT ASSM.
20717050UPPER LOOPER
20717006LOWER LOOPER
20717051CHAIN STITCH LOOPER
20814019TOP FEED DOG
20719007FLAT NIFE
21317002LOWER KNIFE
20717008OVERLOCK NEEDLE GUARD FRONT
20717002OVERLOCK NEEDLE GUARD READ
20712045CHAIN STITCH GUARD FRONT
20701032CHAIN STITCH GUARD READ
20734004NEEDLE HOLDER
20719007FLAT NIFE
21317002LOWER KNIFE
20717008OVERLOCK NEEDLE GUARD FRONT
20717002OVERLOCK NEEDLE GUARD READ
20712045CHAIN STITCH GUARD FRONT
20701032CHAIN STITCH GUARD READ
20734003NEEDLE HOLDER
20619009FLAT NIFE
20701053LOWER KNIFE
20717008OVERLOCK NEEDLE GUARD FRONT
20717002OVERLOCK NEEDLE GUARD READ
20712045CHAIN STITCH GUARD FRONT
20701032CHAIN STITCH GUARD READ
20734003NEEDLE HOLDER
20719050ANGLED KNIFE
20701053LOWER KNIFE
20717008OVERLOCK NEEDLE GUARD FRONT
20717002OVERLOCK NEEDLE GUARD READ
20712045CHAIN STITCH GUARD FRONT
20701032CHAIN STITCH GUARD READ
20734004NEEDLE HOLDER

Page 71 — JK798T GAUGE PARTS LIST

Jack JK-798T parts on page 71
RefPart numberPart nameQty
121215003NEEDLE PLATE
2071405600MAIN FEED DOG ASSM.
12081600400PRESSER FOOT ASSM.
20717050UPPER LOOPER
20717006LOWER LOOPER
20717051CHAIN STITCH LOOPER
20814019TOP FEED DOG
20719050ANGLED KNIFE
20701053LOWER KNIFE
20717008OVERLOCK NEEDLE GUARD FRONT
20717002OVERLOCK NEEDLE GUARD READ
20712045CHAIN STITCH GUARD NEEDLE FRONT
20701032CHAIN STITCH GUARD NEEDLE READ
21134001NEEDLE HOLDER
DCx 27 #19NEEDLE

Jack JK-798T — parts catalog