Model > T-8421B > P. Thread trimmer mechanism
REF-NO QTY RM CODE NAME OF PARTS
  For T-8422B 
1 1 SA8200101 THREAD TRIMMER SOLENOID
2 1 SA2643001 SOLENOID BRACKET
3 1 SA2644001 SOLENOID JOINT
4 1 SA2645001 SHOULDER SCREW, M5
5 1 012500536 SET SCREW SOCKET (FT) M5X5
6 1 SA2646001 SOLENOID LEVER
7 1 SA2728001 SOLENOID LEVER BRACKET
8 2 062501016 SCREW PAN M5X10
9 1 SA2647001 SOLENOID LEVER SHAFT
10 2 062061012 SCREW PAN M6X10
11 1 SA2648001 CORD HOLDER
12 1 062060816 SCREW PAN M6X8
13 1 SA2651001 DRIVING ROD
14 1 148546001 PLUNGER PIN
15 1 SA2652101 DRIVING ROD PLATE, TR
16 1 SA2860001 WASHER
17 1 SA6395001 SPRING
18 1 062501016 SCREW PAN M5X10
19 1 116662003 WASHER
20 1 SA2655001 SHOULDER SCREW, M4
21 1 062351216 SCREW PAN M3.5X12
22 1 021350106 NUT 1 M3.5
23 1 SA6392001 ROLLER
24 1 SA6393001 ROLLER SHAFT
25 1 SA6394001 TENSION RELEASE LEVER
26 1 113431002 WASHER,PLAIN
27 1 028050246 WASHER SPRING 2-5
28 1 021500106 NUT 1 M5
29 1 SA2657001 MAIN LEVER SUPPORT SHAFT
30 1 SA2658001 MAIN LEVER SHAFT
31 2 012060636 SET SCREW SOCKET (FT) M6X6
32 1 SA2659001 MAIN LEVER ASSY, KNIFE
33 1 148559100 RUBBER
34 1 S07509001 MAIN LEVER SPRING
35 1 048070342 RETAINING RING E7
36 2 062061616 SCREW PAN M6X16
37 1 SA2661001 THREAD TRIMMER CAM
38 4 SA2378001 SPACER,4.8
39 4 S25236001 SET SCREW SOCKET (FT) M6X10
40 1 SA2663001 ROUND JOINT ASSY R
41 1 141331002 BUSH
42 1 SA2665001 ROUND JOINT ASSY L
43 1 141331002 BUSH
44 1 SA2667001 L-ADJUSTING CONNECTING ROD
45 1 021060306 NUT 3 M6
46 1 SA2668001 NUT M6 LEFT
47 2 SA2669001 SHOULDER SCREW, SM5.95-28
48 1 SA2672001 T-TRIMMER CONNECTING ROD, R
49 1 SA2673001 T-TRIMMER CONNECTING ROD, L
50 2 017500812 BOLT M5X8
51 2 025050236 WASHER PLAIN M 5
52 2 SA2645001 SHOULDER SCREW, M5
53 2 S07526301 MOVABLE KNIFE
54 4 148536001 SCREW, W/SOCKET SM4.37-40X4.2
55 2 S07527001 FIXED KNIFE
56 2 148539101 SHOULDER SCREW, SM2.38
61 1 SA8364001 TENSION RELEASE LEVER ASSY
62 1 SA8365001 TENSION RELEASE LEVER SET
63 1 SA8201001 AIR GAP SPACER
  For T-8421B / 8422B 
57 1 S38687000 CONNECTOR 5557-14R
58 1 SA1998001 GROUND WIRE ASSY
59 1 062500816 SCREW PAN M5X8
60 1 340400001 BEAD BAND
  • A. Machine body
  • B. Upper shaft mechanism
  • C. Needle bar rocking mechanism
  • D. Presser foot mechanism
  • E. Feed mechanism
  • F. Quick reverse mechanism
  • G. Feed shaft mechanism
  • H. Gauge parts
  • J1. Rotary hook mechanism (T-8421B)
  • J2. Rotary hook mechanism (T-8422B)
  • J3. Rotary hook mechanism
  • K. Lower shaft mechanism
  • L. Lubrication
  • M. Threading mechanism
  • N. Bobbin winder mechanism
  • P. Thread trimmer mechanism
  • Q. Tension release mechanusm (T-8422B)
  • R. Thread wiper mechanism (T-8422B)
  • S1. Control box and motor mechanism
  • S2. Control box mechanism
  • T. Quick reverse switch mechanism
  • U. Power supply equipment mechanism
  • V. Presser foot lifting solenoid set mechanism (Option parts)
  • Z1. Accessories
  • Z2. Accessories
  • Wa. Warning labels
  • Sp1. Different parts list (Without Thread trimmer)
  • Sp2. Different parts list (With Thread trimmer)
  • Ga1-1. Gauge parts list (T-8421B) (For normal)
  • Ga1-2. Gauge parts list (T-8421B) (For foundation)
  • Ga1-3. Gauge parts list (T-8421B) (For sewing without material)
  • Ga1-4. Gauge parts list (T-8421B) (For light materials)
  • Ga1-5. Gauge parts list (T-8421B) (For heavy materials)
  • Ga1-6. Gauge parts list (T-8421B) (For extra heavy materials)
  • Ga1-7. Gauge parts list (T-8421B) (For extra light materials)
  • Ga1-8. Gauge parts list (T-8421B) (Option parts)
  • Ga1-9. Gauge parts list (T-8421B) (For drop Feed)
  • Ga1-10. Gauge parts list (T-8421B) (For shirt fronts)
  • Ga2-1. Gauge parts list (T-8422B) (For normal)
  • Ga2-2. Gauge parts list (T-8422B) (For sewing without material)
  • Ga2-3. Gauge parts list (T-8422B) (For heavy materials)
  • Ga2-4. Gauge parts list (T-8422B) (For extra light materials)
  • Ga2-5. Gauge parts list (T-8422B)(For Drop Feed)
  

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