SAILRITE ULTRAFEED® SCHEMATICSC O N S T RU C T I O N E X T E R N A L G RO U P � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2
C O N S T RU C T I O N E X T E R N A L G RO U P � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 3
S E W I N G T R A N S M I S S I O N G RO U P � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 4
S H U T T L E T R A N S M I S S I O N G RO U P � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5
F E E D T R A N S M I S S I O N G RO U P � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 6
D R I V I N G & R E V E RS I N G M EC H A N I S M G RO U P � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 7
E L EC T R I C P OW E R & DY N A M I C T R A N S M I S S I O N � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 8
Sailrite Ultrafeed Schematics 2
15
16
21
2228
29
38
10
11
12
19
18
30
31
20
14 39
35
1314
12
GROUP 1: Construction External Group 9
8
26
6
7
5
34 12
25 33 24
37
32
1736
17
27
1723
1
4
23
components may be purchased separately
49
KEY PART NAME PART # KEY PART NAME PART #
1 Top Plate W047Z2 Top Plate Screw B0713 Bobbin Winder Stopper E0664 Bobbin Winder Stopper Screw E066-25 Small Plate Cover W047-1Z6 Screw 1005777 Bobbin Winder Assembly Nut E070-18 Bobbin Winder Assembly E0709 Spool Pin 14910 Arm Body N/A11 Bed N/A12 Set Screw 10364013 Left End Plate W048Z14 Screw C09715 EZ Set Stitch Length Plate 10551116 Stitch Length Plate Screw 10326317 Bobbin Winder Set Screw B01018 Needle Plate (5mm) W032Z19 Needle Plate Screw A05220 Shuttle Race Slide A048-B21 Three Hole Thread Guide W02922 Upper Tension Assembly
(includes 28) 851123 Bobbin Winder W030Z24 Screw 100576 or A036
25 Thread Guard Screw 10325326 Top Plate Set Screw E07227 Bobbin Winder Ring 12018128 Thread Take-Up Spring
(included in 22) 533229 Tension Release Pin W184-230 Shuttle Race Slide Spring A04931 Shuttle Race Slide Spring Screw A05032 Straight Stitch Position Guide W001Z33 Take Up Arm Guard 10262634 Set Screw A01235 Left End Plate Washer 10325236 L, R, C Lever Stop 10325437 Bobbin Winder Assembly
Screw 10325538 Hinge Pin Set Screw 120061
Applies to LSZ-1 Model Only 50www.sailrite.com
1 Top Plate W047Z2 Top Plate Screw B0713 Bobbin Winder Stopper E0664 Bobbin Winder Stopper Screw E066-25 Small Plate Cover W047-1Z6 Screw 1005777 Bobbin Winder Assembly Nut E070-18 Bobbin Winder Assembly E0709 Spool Pin 14910 Arm Body N/A11 Bed N/A12 Set Screw 10364013 Left End Plate W048Z14 Screw C09715 EZ Set Stitch Length Plate 10551116 Stitch Length Plate Screw 10326317 Bobbin Winder Set Screw B01018 Needle Plate (5mm) W032Z19 Needle Plate Screw A05220 Shuttle Race Slide A048-B
21 Three Hole Thread Guide W02922 Upper Tension Assembly (includes 28) 851123 Bobbin Winder W030Z24 Screw 100576 or A03625 Thread Guard Screw 10325326 Top Plate Set Screw E07227 Bobbin Winder Ring 12018128 Thread Take-Up Spring (included in 22) 533229 Tension Release Pin W184-230 Shuttle Race Slide Spring A04931 Shuttle Race Slide Spring Screw A05032 Straight Stitch Position Guide W001Z33 Take Up Arm Guard 10262634 Set Screw A01235 Left End Plate Washer 10325236 L, R, C Lever Stop 10325437 Bobbin Winder Assembly Screw 10325538 Hinge Pin Set Screw 120061
KEY PART NAME PART # KEY PART NAME PART #
Construction External Group
Sailrite Ultrafeed Schematics 3
943
28
1
23
722
1229 28
6
5
12
31
33 33
32
34
15
1610
11 20
35
2124
12
17
18
26
27
19
14 30
301413
25
GROUP 1: Construction External Group
components may be purchased separately
51
1 Top Plate W0472 Top Plate Screw B0713 Bobbin Winder Stopper E0664 Bobbin Winder Stopper Screw E066-25 Small Plate Cover W047-16 Screw 1005777 Bobbin Winder Assembly Nut E070-18 Bobbin Winder Assembly E0709 Spool Pin 14910 Arm Body N/A11 Bed N/A12 Set Screw 10364013 Left End Plate W04814 Screw C09715 EZ Set Stitch Length Plate 10551116 Stitch Length Plate Screw 10326317 Needle Plate (5mm) W03218 Needle Plate Screw A05219 Shuttle Race Slide 120346
20 Three Hole Thread Guide W02921 Upper Tension Assembly (includes 24) 851122 Thread Guard Screw 10325323 Top Plate Set Screw E07224 Thread Take-Up Spring (included in 21) 533225 Tension Release Pin W184-226 Shuttle Race Slide Spring A04927 Shuttle Race Slide Spring Screw A05028 Take Up Arm Guard 10262629 Set Screw A01230 Left End Plate Washer 10325231 Bobbin Winder Assembly Screw 10325532 Bobbin Winder W03033 Bobbin Winder Set Screw B01034 Bobbin Winder Ring 12018135 Hinge Pin Set Screw 120061
Applies to LS-1 Model Only
Construction External Group
KEY PART NAME PART # KEY PART NAME PART #
Sailrite Ultrafeed Schematics 4
53
GROUP 2: Sewing Transmission Group
17
18
19
203233
6
4
34
35
37
36
50 3116
21
21
7
65 3
24
10
99 8
6
39
50
42
1
50
14
28
56
51
15
29
40
25
26
27
27
49
2230
23
11
11
1155
1312
5352
48
4147
42
4344 54
38
4
46
45
1 Arm Shaft E0532 Feed Cam B0073 Arm Shaft Bushing B0514 Set Screw A0125 Thread Take-Up Lever Cam B0486 Thread Take-Up Assembly Set Screw A0297 Thread Take-Up Lever Cam Screw 1032568 Crank Rod Lever Cam Follower W028-49 Crank Rod Lever Cam Follower
Adjust Nut W028-210 Crank Rod Lever Cam Follower Bolt W028-111 Thread Take-Up Assembly E02012 Needle Bar Connecting Rod Set
Screw - Reverse Thread E020-213 Needle Bar Connecting Rod B01814 Needle Bar Connecting Stud A042S15 Needle Bar Connecting Stud A04216 Needle Screw A09217 Presser Regulating Thumb Screw A03118 Presser Regulating Thumb Screw
Socket W01019 Presser Bar Spring A032
20 Needle Bar Support B01621 Needle Bar Set Screw D09722 Zigzag Connecting Rod W01523 Needle Bar Connecting Joint Pin B09924 Needle Bar W06625 Needle Thread Guide W06726 Needle #20 (135X17) 701027 Presser Foot Screw A03628 Inside Presser Foot W01229 Inside Presser Foot W012Z30 Presser Bar A035-131 Presser Bar Lower Bushing B02832 Presser Bar Bracket W03933 Presser Bar Feed Actuator Pivot
Screw 10325734 Tension Release Lever Drag Link W04335 Tension Release Lever Drag Link Set
Pin D02036 Tension Release Lever W04537 Tension Release Lever Set Screw B04638 Zigzag Drive Gear Cam W016Z39 Presser Bar Actuator Cam W065
Assembly W003Z42 Block Slide W004Z43 Zigzag Connecting Link and Screws W005Z44 Collar For Zigzag Connecting Link W006Z45 Zigzag Vertical Shaft W007Z46 Snap Ring For Zigzag Vertical Shaft W008Z47 L, R, C Lever Cap W003ZC48 L, R, C Lever W003ZL49 Needle Guard
(220-240 Volt Ultrafeed® Only) 10262750 Set Screw W052-151 Pillow Block Screw 10325852 Screw B103US53 L, R, C Lever Pin 10327054 Screw 10326455 Needle Crank Arm 10326956 Connecting Rod Set Base W016
Sewing Transmission Group
KEY PART NAME PART # KEY PART NAME PART # KEY PART NAME PART #
Applies to LSZ-1 Model Only Applies to LS-1 Model Only
Sailrite Ultrafeed Schematics 5
GROUP 3: Shuttle Transmission Group
LS-1 has a second collar
19
1
2
43
54
14
7
15
16
2828 21
25
20
17
18
2423
2223
24
13
2611
10
2712
7
79
78
6
55
KEY PART NAME PART # KEY PART NAME PART #
1 Crank Connecting Rod B1392 Crank Connecting Rod
Set Screw A027A3 Crank Connecting Rod
Set Nut A027B4 Oscillating Shaft Set
Screw & Nut A0235 Oscillating Shaft A0246 Oscillating Shaft Crank Set Pin A0187 Set Screw 1036408 Oscillating Shaft Crank With
21 Retaining Ring Cap Spring 160322 Retaining Ring Clip Set 12301123 Retaining Ring Clip Spring 10327324 Retaining Ring Clip Screw 10327425 Retaining Ring for Ultrafeed® 10224126 Timing Clamp Pin Screw 10325927 Screw 10326428 Retaining Ring Screw 102496
Applies to LSZ-1 Model Only Applies to LS-1 Model Only 56www.sailrite.com
1 Crank Connecting Rod B1392 Crank Connecting Rod Set Screw A027A3 Crank Connecting Rod Set Nut A027B4 Oscillating Shaft Set Screw & Nut A0235 Oscillating Shaft A0246 Oscillating Shaft Crank Set Pin A0187 Set Screw 1036408 Oscillating Shaft Crank With Slide Block B1799 Lower Shaft Collar B17710 Compressible Timing Clamp B15511 Compressible Timing Clamp Pin A08412 Compressible Timing Clamp Screw B15313 Shuttle Race Guide Shaft B17014 Lower Shaft B17215 Shuttle Driver W172
16 Shuttle Gib Hook 960117 Bobbin 12310018 Bobbin Case Assembly 123219 Screw B139-220 Zigzag Shuttle Drive Assembly W002Z21 Retaining Ring Cap Spring 160322 Retaining Ring Clip Set 12301123 Retaining Ring Clip Spring 10327324 Retaining Ring Clip Screw 10327425 Retaining Ring for Ultrafeed® 10224126 Timing Clamp Pin Screw 10325927 Screw 10326428 Retaining Ring Screw 102496
Shuttle Transmission Group
KEY PART NAME PART # KEY PART NAME PART #
Sailrite Ultrafeed Schematics 6
GROUP 4: Feed Transmission Group
LS-1
LSZ-1
10
26
27
21
24
20
13
11
11
12
1
2
3
3
5
46
7
25
1819
17
14
15
11
11
16
23
24
22
15
9
8
57
1 Feed Regulator Thumb Nut W1092 Feed Regulator Lever W1053 Feed Regulator Lever Nut A053B-24 Feed Regulator W1075 Feed Regulator Spring W1066 Feed Regulator Screw B0107 Feed Regulator Pivot Screw W1088 Feed Connection Slide Block A069B9 Feed Connection Slide Block Stud A069A10 Forked Rod B10311 Oscillating Shaft Set Screw and Nut A02312 Driving Crank W04613 Feed Rock Shaft Crank A071B14 Feed Rock Shaft A071A15 Feed Bar Center Screw & Nut A076
16 Feed Bar A07517 Feed Dog W011Z18 Feed Dog Screw A07819 Feed Dog W01120 Driving Crank Guide Nut W046-121 Driving Crank Guide Screw A06122 Feed Lifting Rock Shaft A07223 Feed Lifting Rock Shaft Crank A07324 Screw B139-225 Feed Regulator Wavy Washer A06726 Forked Rod Support Spring B103U27 Forked Rod Support Spring Screw B103US
Feed Transmission Group
KEY PART NAME PART # KEY PART NAME PART #
KEY PART NAME PART # KEY PART NAME PART #
1 Crank Connecting Rod B1392 Crank Connecting Rod
Set Screw A027A3 Crank Connecting Rod
Set Nut A027B4 Oscillating Shaft Set
Screw & Nut A0235 Oscillating Shaft A0246 Oscillating Shaft Crank Set Pin A0187 Set Screw 1036408 Oscillating Shaft Crank With
21 Retaining Ring Cap Spring 160322 Retaining Ring Clip Set 12301123 Retaining Ring Clip Spring 10327324 Retaining Ring Clip Screw 10327425 Retaining Ring for Ultrafeed® 10224126 Timing Clamp Pin Screw 10325927 Screw 10326428 Retaining Ring Screw 102496
Applies to LSZ-1 Model Only Applies to LS-1 Model Only 56www.sailrite.com
Sailrite Ultrafeed Schematics 7
GROUP 5: Driving & Reversing Mechanism Group 40
28
2843
44
44
27
293210
3837
3638
3430
3940
3433
34
39
16
15
1835
17
14
12
31
10
1121
35
42
22
713
10
9
25 23
248
19
20
2641
6
3
5
1
24
10
LS-1
LSZ-159
1 Presser Foot Lift Lever W0422 Presser Foot Lift Lever Hinge
Screw W042-33 Lift Bar W0264 Upper Lift Bar Screw W042-25 Spacer W042-16 Lift Bar Guide Screw W026-17 Presser Bar Track W0188 Presser Bar Track Hinge Screw W018-19 Rear Presser Bar Bracket W02010 Set Screw A02911 Presser Bar Track Guide Screw W018-212 Presser Bar Track Feed Stud W018-313 Presser Bar Load Spring (Rear) W019-114 Rear Presser Bar W01915 Outside Presser Foot Bracket W01716 Screw B01017 Outside Presser Foot W013Z
18 Outside Presser Foot W01319 Presser Bar Actuator W02420 Presser Bar Actuator
Feed Screw W020-121 End Plate W04122 End Plate Set Screw W041-123 Presser Foot Bracket Limiter W01424 Screw C09725 Presser Bar Feed Rod W03626 Presser Bar Actuator Spacer W024-127 Bearing Bracket Bushing W02128 Lift Crank Rod Bearing Plate W02329 Rocker End Set Ring W05230 Presser Bar Actuator Rocker W03331 Presser Bar Actuator
Feed Rocker W03432 Crank Rod Rocker W03533 Crank Rod W053
34 Set Screw 10364035 Screw A036 or 10057636 Presser Bar Actuator Rocker
Screw 10325742 Presser Foot Lift Lever Stop Nut 10326743 Crank Rod Bearing Set Base W02544 Crank Rod Bearing Set Base
Screw W025-1
Driving & Reversing Mechanism Group
KEY PART NAME PART # KEY PART NAME PART # KEY PART NAME PART #
Applies to LSZ-1 Model Only Applies to LS-1 Model Only
Sailrite Ultrafeed Schematics 8
GROUP 6: Electric Power & Dynamic Transmission
31
19
19
2822
22
27 18
71
3
5
26
4
25
32
3334
34 13
14 1210
8 11 9
17
1615
26
29
23
2330
20 24
24
21
61
1 Posi-Pin Knob For Shaft 1005402 Posi-Pin Nut - Reverse Thread 1005363 Posi-Pin Spring 1005394 Posi-Pin Wheel Bushing 1005375 Posi-Pin Quick Release Shaft 3/16" 1005386 Power Plus Flywheel 1001817 Cogged Sewing Machine Timing Belt 18.6" 565358 Cogged Sewing Machine Timing Belt 8" 565399 E5 Ring D11610 Idler Pulley Shaft W061-111 Idler Pulley W061-A12 Idler Pulley Washer W061-613 Idler Pulley Set Nut W061-214 Pulley Bracket W05915 Motor Bracket Washer LT-2M-416 Motor Bracket Lock Washer LT-2M-317 Motor Bracket Bolt LT-2M-218 Belt Cover W050BL19 Belt Cover Screw 100576 or A036
20 Motor Base W049Z21 Motor Base W04922 Motor Base Screw W049-123 Motor Bracket Washer 10326624 Motor Bracket Nut 10326825 Motor 102630 (110V) 102731 (220-240V)26 Motor Pulley W062-127 Set Screw W052-128 Bracket 10271229 Top Bracket Mount Screw 10326030 Bottom Bracket Mount Screw 10326131 Motor Plug Screw & Washer 10326232 Foot Control 110V with Grounded Wiring 10259433 Foot Control 220-240V with Grounded Wiring 10273034 Set Screw 713100
Electric Power & Dynamic Transmission
KEY PART NAME PART # KEY PART NAME PART #
KEY PART NAME PART # KEY PART NAME PART #
1 Crank Connecting Rod B1392 Crank Connecting Rod
Set Screw A027A3 Crank Connecting Rod
Set Nut A027B4 Oscillating Shaft Set
Screw & Nut A0235 Oscillating Shaft A0246 Oscillating Shaft Crank Set Pin A0187 Set Screw 1036408 Oscillating Shaft Crank With
21 Retaining Ring Cap Spring 160322 Retaining Ring Clip Set 12301123 Retaining Ring Clip Spring 10327324 Retaining Ring Clip Screw 10327425 Retaining Ring for Ultrafeed® 10224126 Timing Clamp Pin Screw 10325927 Screw 10326428 Retaining Ring Screw 102496
Applies to LSZ-1 Model Only Applies to LS-1 Model Only 56www.sailrite.com
