Bonis SEWING MACHINES Manual

5 (1)

BON IS

SEWING MACHINES

Bonis Bros. Sewing Machinery Corp.

131 WEST 29th STREET,

NEW YORK, N.Y. 10001

Telephone: (212) 563-6161

Cable Address

Tele>< 422449

"BONIBAO"

From the library of: Superior Sewing Machine & Supply LLC

THREADING

To thread the machine; take thread for #1 spool holder, through #2

rear pig tail (thread guide) forward and over between the tension discs

#3, from top continue through front pigtail #4, down and through the

hole #5 in the needle bar tension plate. Now turn the machine pulley until the needle bar tension plunger #6 opens; holding the thread tight, open front disc and pass thread under the needle and back under the needle bar into thread slot #7. Loop thread over tension plunger #6 draw forward, dose up under the needle bar and into hole #8 in the tension plate

through which the needle protrudes. Now, from the underside, pass the thread up through the needle eye #9. Make sure you follow these simple instructions by number.

KEEP YOUR MACHINES CLEAN

MINOR ADJUSTMENTS

When operating your machine, if it does not function properly, if it skips, or the thread breaks often, it may need some minor adjustment which you can very well do.

1

-

Check front

disc and see_ that it is running

smoothly and not clogged

 

 

with loose fur, remove needle plate, toke

wheel aport, wipe off

 

 

entire wheel, rollers and stud. By doing this you will get excellent

 

 

results in producing a proper even

seam.

!t also eliminates skipping

 

 

and thread

breakage.

 

 

 

 

 

2

-

Make sure needle plate slot is free

of ridges and any foreign matter.

 

 

Also be sure needle is not bent,

see that

tension is free of dirt.

 

 

Toke it apart and clean it.

 

 

 

 

 

 

See that thread runs

through

eye

of needle

freely.

3

-

loosen two

screws

in

needle

bar

yoke inside machine and push

 

 

back needle

bar a

little. Sometimes it has to

be moved one way or

 

 

the other for better sewing results.

 

 

 

 

Take care of your Bonis Ma-chine and it will take care of you with

 

 

maximum efficiency under severe

tests.

 

 

-10-

From the library of: Superior Sewing Machine & Supply LLC

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From the library of: Superior Sewing Machine & Supply LLC

-11-

When ordPnng porto;

spf>cify model of llllHhiHP wod typf' of work

to be done, as there are vmious models of onrorhiou·' "''d """'' pnrts ore

interchangeable_

---------- --~--~ -~

BONIS SEWING MACHINE PARTS

Poth NumbN

D"'uiptioo

1-A Main Frame

24

Belt

Wheel

 

 

203

Belt

Wheel

Screw

 

29

Main

Shaft

Bushing

long

30

Main

Shaft

Bushing

short

105

Main

Shaft

 

 

201

Pressure lever Shaft

Screw

224

Feed

Shaft

Screw Nut

248

Main

Shaft

Bushing

Screw

409

Small Oil Cup

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

30

 

 

 

 

 

 

4N!1l

([;

•IIBIII

 

 

201

224

248

 

 

 

 

 

I

 

 

 

 

 

u

t

 

 

 

 

 

'

 

409'

 

 

 

 

 

 

 

 

203

 

 

 

 

 

 

 

 

 

 

 

 

 

105

 

··~....

-----...... ' ~

From the library of: Superior Sewing Machine & Supply LLC

~

I·A MAIN

FRAME

 

 

I !

 

BONIS SEWING MACHINE PARTS

Pcrto Number

Des<tiption

603

Top Cover

606Top Cover Gasket

605Top Cover Plate

607Top Cover Set Screw 608 Top Cover Oil Well

610Top Cover Lock Spring

611Top Cover Hinge

612

Top

Cover

Hinge

Stopper

 

405

Top

Cover

Hinge

Screw

 

226

Tension

Nut

 

 

213

Tension

Post

 

 

133

Top

Cover

Tension

Spring

 

 

 

 

 

 

 

605

129

Tension

Disc

 

 

 

 

 

 

 

 

~nm

128

Top

Cover

Thread

Guide

607

 

 

 

 

 

 

;

0

 

 

 

 

 

From the library of: Superior Sewing Machine & Supply LLC

 

 

 

 

 

610

611

608

 

0

 

129

 

 

~

213t

~

133

226

1

128

ITi "'0

612

405

Bonis SEWING MACHINES Manual

 

I

114·A

 

 

 

 

614

619

230

 

When ordering Discs please specify model of machine and size disc~

required or type of work used.

From the library of: Superior Sewing Machine & Supply LLC

BONIS SEWING MACHINE PARTS

Parts Number

 

Deocription

 

21

Pressure

lever

 

 

158

Pressure

lever

Shaft

157

Pressure

Lever

Spring

259

Pressure

Lever

Adjusting Screw

250

Pressure Lever Adjusting Screw Nut

201

Pressure

Lever

Shaft Screw

14

Feed

Connection

 

13

Feed

Eccentric

 

 

15

Feed

lever

 

 

109

Stitch

Regulating

Stud

111

Stitch

Regulating

Block

123

Feed

Lever

Washer

228

Stitch

Stud

Nut

 

112

Stitch

Indicator

 

 

11 0

Stitch

Regulating

Stud Nut

209

Feed

Lever

Screw

 

211

Feed

Dog

 

Driving

Screw

235

Feed

Eccentric

Pin

 

202

Feed

Eccentric

Set

Screw

201'

~

0

250

157

259

.Jh

 

 

I

 

 

 

 

109

~

209

From the library of: Superior Sewing Machine & Supply LLC

158

0

m 110 211 a

112

0

0

<D

228

Ill

123

 

~

202

 

235

- I -

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