Singer 44S - Default Chapter; Table of Contents

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1. Names of principal parts ............................................................................................................
2
2. Removing methods of external parts
2-1 Sewing table ..........................................................................................................................3
2-2 Face plate ...............................................................................................................................3
2-3 Base cover .............................................................................................................................3
2-4 Free arm base ........................................................................................................................3
2-5 Free arm slab .........................................................................................................................4
2-6 Arm top cover ........................................................................................................................4
2-7 Back cover .............................................................................................................................5
2-8 Front cover.............................................................................................................................6
3. Adjusting methods of each part
3-1 Play of arm shaft ...................................................................................................................7
3-2 Noisy - take up lever adjustment .........................................................................................8
3-3 Needle drop position adjustment ........................................................................................8
3-4 Height of presser foot ...........................................................................................................9
 3-5Needleowatmaximumzigzagwidth ..............................................................................10
3-6 Needle center position adjustment....................................................................................11
 3-7Needlepositiononzigzag ..................................................................................................12
3-8 Automatic needle threader adjustment ............................................................................13
3-9 Adjustment of feed rock shaft and feed lifting rock cam ................................................14
3-10 Height of needle bar .........................................................................................................15
3-11 Timing of needle and hook ..............................................................................................16
3-12 Distance-needle-hook ......................................................................................................17
3-13 Play between shuttle driver shaft gear and lower shaft gear .......................................18
3-14 Play of shuttle driver shaft ...............................................................................................19
3-15 Feed-dog height ................................................................................................................20
3-16 Position of feed-dog in relation to the needle plate (left to right) ................................21
3-17 Upper thread tension adjustment ...................................................................................22
3-18 Shuttle hook tension adjustment ....................................................................................23
3-19 Motor belt tension .............................................................................................................24
3-20 Drop point of needle .........................................................................................................25
3-21 Forward and reverse stitching in buttonhole sewing
(feeding pitch of reverse and forward stitching is not even) .......................................26
3-22 Buttonhole upper and lower stitching problem .............................................................27
3-23 Bobbin winding problem ..................................................................................................28
ATTENTION
Be sure to observe the following, as they may well become causes for re, electric-shock, inju-
ries, and damage to parts.
- Be sure to unplug power source before engaged in disassembly, installation, adjustment.
- In case of installing please pay special care to clamp electrical cords, etc., scars to sheath,
mis-circuit, etc.
- Be sure to use regular standard part in replacing.
CONTENTS