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Singer 491D - Table of Contents

Singer 491D
44 pages
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CONTENTS
Page
* A Trademark of THE SINGER COMPANY
Copyright © 1973 THE SINGER COMPANY
All Rights Reserved Throughout the World
Description of Machine . . . . . . . . . . . . . . . . . . . . 1
ADJUSTMENTS
To set Needle Bar at Correct Height . . . . . . . . . . . . . 2
To Set Check Spring Height . . . . . . . . . . . . . . . . . . 2 - 3
To Set Check Spring Tension . . . . . . . . . . . . . . . . . 3
To Set Presser Bar at Correct Height . . . . . . . . . . . . . 4
To Time the Sewing Hook and also Set the Sewing
Hook Sidewise in Relation to the Needle . . . . . . . . . . 5
Feed Reverse Lever . . . . . . . . . . . . . . . . . . . . . . 6
To Time the Feed . . . . . . . . . . . . . . . . . . . . . . . 6
To Set Feed Dog at Correct Height . . . . . . . . . . . . . . 7
REMOVAL AND REPLACEMENT OF PRINCIPAL ASSEMBLIES
To Remove the Sewing Hook . . . . . . . . . . . . . . . . . . 8
To Replace Oil Filter 143042 . . . . . . . . . . . . . . . . . 9
To Replace the Sewing Hook . . . . . . . . . . . . . . . . . . 9
To Remove and Replace the Hook Shaft . . . . . . . . . . . . . 10
The Oil Pump . . . . . . . . . . . . . . . . . . . . . . . . . 11
To Remove and Replace the Upright Arm Shaft . . . . . . . . . 12 - 13
To Remove and Replace the Needle Bar . . . . . . . . . . . . . 13
To Remove and replace the Presser Bar . . . . . . . . . . . . 14
Needle Thread Take-up . . . . . . . . . . . . . . . . . . . . 14 - 16
To Remove and Replace Arm Side Shield Wick, Needle
Bar Wick and Needle Bar Connecting Stud Wick . . . . . . . 16
To Remove Oil Wick Holder . . . . . . . . . . . . . . . . . . 17
To Install New Oil Wick Holder . . . . . . . . . . . . . . . . 17 - 18
The Arm Shaft . . . . . . . . . . . . . . . . . . . . . . . . 18 - 21

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