Titc s, Buy parts and needles made by – SINGER 143G2 User Manual

Page 12

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To Remove the Arm Shaft

Remove the am shaft connection belt and the machine pulley

Loosen the set screws and remove the position screws In the upper
belt

pulley

and

the

feed

lifting

eccentric

(N,Flg.5). Remove

the

top and bottom studs

( F I

and LI,Fig.19) and the eccentric stud

(KL) In the needle bar frame after loosening the set screws which

hold them, and remove the needle bar frame. Remove the two gibs

(01 and Jl,Flg.l9) which hold the needle bar connecting link In

the guide block. Loosen the set screw (at H,Flg.3) which holds
the take-up lever stud. Also remove the position screw and loos
en the set screw In the perimeter of the needle bar crank,through

the

hole in

the casting (B,Flg.2), and remove the take-up and

crank.

Loosen

the

set

screw

(E,Flg.3)

which

holds

the

front

bushing and withdraw the arm shaft, with the front bushing, from
the needle bar end. If the bushing should stick. Insert a brass
rod through the am cap hole and drive the bushing out.

Feed Mechanism

To take up lost motion of the feed driving and lifting con

nections, adjust their pinch screws (0,Flg.5).

To prevent the feed dog from striking either end of the slots

In the throat plate, loosen screw (K,Flg.6) and move the feed dog
forward or backward until the longest stitch can be taken without

the

feed

dog

striking

the

throat

plate,

then

tighten

the

screw

( K ) .

To Raise or Lower the Feed Dog

Usually

when

Its

highest

position,

the

feed

dog

should

show a full tooth above the throat plate.

Remove

the

throat

plate;

clean

the

lint

and

dirt

from

tween the feed points and replace the throat plate; tip the ma

chine back and turn the machine pulley toward you until the feed
dog

Its

highest

position;

loosen

screw

(Z,

Fig.

21)

and

raise or lower the feed dog as required, then tighten the screw

( Z ) .

Loosen the two screws (CX;,Flg.21) and turn the eccentric stud

(BB,Flg.21) to level the feed dog, then tighten the screws (CC).

Titc s

To get replacements
that are the same
as parts in new

machines...

BUY PARTS AND

NEEDLES MADE BY

S I N G E R

BE DOUBLY S U R E . . .

of new machine performance, make sure that all
replacement parts and needles are precisely
identical to those in new SINGER machines.

Look for the trademark

SINGER or SIMANCO

on every package or container

Needles in containers marked “For Singer Machines" are NOT made by SINGER.

TO ALL WHOM IT

M A Y

CONCERN;

Th. improper placing or renewal of the Trademark "SINGER" or

any other of the Trademarks of The Singer Company (all of which are

duly Regiitered Trademark») on any machine that ha* been repaired, re

built, reconditioned, or altered in any way whatsoever outside a SINGER

factory or an authorized SINGER agency is forbidden.

This manual is related to the following products:

143G3