Singer 281-21 - To All Whom It May Concern

CONTENTS
DESCRIPTION 3
INSTALLATION 4
LUBRICATION AND CLEANING 4, 5
OPERATION 4, 9
ADJUSTMENT 10, 16
PARTS Rear of Manual
INDEX
Bobbin, Removal and Replacement 8
Bobbin Case, Removal and Replacement 8
Bobbin Case, Threading 8
Bobbin Cose Holder, Removol and Replacement 13
Centralizing the Feed Dog 15, 16
Check Spring, Height Setting,... 14
Check Spring, Tension Adjustment 14
Check Spring, Timing 14
Cleaning 6, 13
Description of Machines 3
Determining Thread Twist 7
Disc Tension 3
Federal Stitch Type 3
Feed Bar Eccentric Hinge Pin 14, 15
Feed Bar Linkage 16
Feed Dog, Centralizing 15, 16
Feed Dog, Height Settings 14, 15
Feed Eccentric Stop Screws Available 15
Feed Leveling 15
Feed, Pendant Link 3
Filter (Sewing Hook Lubrication) 5
Guard, Needle. 13
Guard, Needle Thread 3
Guide Bracket 16
Hook (see Sewing Hook)
Hook Section 13
Installation 4
Knee Lifter 3, 4
Length of Stitch 3, 9, 10
Leveling the Feed IS
Lifting Bracket 16
Lint Wiper 3
Lower Threading 8
Lubricating System 3-5
Lubricotion 4, 5
Machine Base 4
Machine Pulley ^
Magnet on Oil Pump 6
Materials Sewn 3
Maximum Stitch Length 3, 15
Needle Bar Bushing (Lower), Setting 10
Needle Bar Height, Setting 10
Needle Bar Stroke 3
Needle Clearance with Hook, Setting 11. 12
Needle Guard at Loop-taking Time.. 13
Needle Guard, Stringing 13
TO ALL WHOM IT MAY CONCERN:
Needle Recommended .......6
Needle, Setting 6, 7
Needle Stop 10
Needle Thread Guard 3
Needle Threading 7
Oil Flow Regulator 5
Oil Flow Window. 3, 5
Oil Pump 3, 6
Oil Recommendations 5
Oil Reservoir 3, 4
Oil Retaining Collor 11
Oil Spray
Pattern 5
Parts Charts Rear of Manual
Pendont Link Feed 3
Presser Bar Height, Setting 16
Presser Bar Lift.. 3, 16
Presser Foot Clearance 16
Presser Foot Pressure, Adjustment 9
Preventing Unauthorized Changes in Stitch Length 10
Position Finger, Settings 12
Radial Position of Sewing Hook 11
Regulator Button (Stitch Length) 9, 10
Reservoir 3, 4
Sewing Hook Clearance with Needle, Setting 11, 12
Sewing Hook Filter Screw 5
Sewing Hook
Lubrication 5
Sewing Hook, Oiling Wick 5
Sewing Hook, Timing 11
Space at Right of Needle 3
Speed Recommendotions 6
Stitch Length, Maximum 3, 15
Stitch Length, Preventing Unauthorized Changes 10
Stitch Length, Regulation 9, 10
Stop Screws (Feed Eccentric) 16
Stringing the Needle Guard 12
Take-up Lever Movement 14
Tension of Check Spring, Adjustment 14
Thread 7
Threoding, Lower 8
Threading, Upper 7
Thread Tensions.... 9
Timing 11,14
Thread Twist, Determination 7
Upper Threading .7
Unauthorized Changes in Stitch Length, Preventing 10
V-belt 3
Wick, Sewing Hook 5
The improper placing or renewal of the Trodemork SINGER* or any other of the Trodemorks of The Singer Company
(all of which ore duly
Registered Trademarks) on any machine that has been repaired, rebuilt, reconditioned, or altered
in ony way whatsoever outside a SINGER factory or on authorized SINGER agency is forbidden.
From the library of: Superior Sewing Machine & Supply LLC