Rimoldi 229-00-05 Instruction Manual

Rimoldi®

CATALOGO PEZZI Dl RICAMBIO SPARE PARTS CATALOGUE RECHANGES ERSA TZTEILELISTE

CATALOGUE

229-00-05

and subclasses

n.34

INSTRUCTIONS:

_

INSTALLATION

_ USE _

MAINTENANCE

FOR

AND

TIMING

I

' . I

i

I

1

'

INDEX

INTRODUCTION

I.

II. - TECHNICAL DATA OF CLASS Ill.

HEAD IDENTIFICATION

- TECHNICAL DATA

OF

SUB-ClASSES

Pag. 5

5

6

a)

Identification numbers

1. Every head

-- class

-

sP.rial

.2. The class and sub-class numbers are engraved on the name-plate

3.

The

head

is

identiflvd by:

and

sub~class

number

serial

number is engraved

numbers

on a boss

on

the tear part of the

on

the base

base.

of

the machine.

II.

The heads illustrated

the right one for

general specifications:

1.

Straight needle system

oVP.redging,

in

this catalogue

the association of the two giving a

RIM

27

- size

TEC;:I'lCAL

are

of

the 2 needle overlock type, -the left needle for chain stitch and

80

- 90 . 100 · 110

Of.·T,\ C'F

2. Differential can ·be adjusted while- machine is running.

3. Stitch length adjustment

4. Stitch length variation from 7

5. r:'ifferential ratio up

6.

"lidth

of bight from

'.

Speed : up

8.

Lubrication

9 Mol or : 1,'3

10. Overall

to

6,500 rom

bv

double

HP

or 1 ,'2

head dimensions

by

eccentric-cam.

to

18 stitches per inch

to

3,5 : 1 and possibly 4 : 1

5/32"

to

7/16"

stage

pump

HP

according to sUb-classes

12"

x 9

1/2''

11. 'Noight : aporox 46 lbs.

CLA~~'

"safety

stitch". They have

the

following

1

_)

Ill.

TECHNICAL

DATA

BY

SUB-CLASS

HEAD

No.

229·00-01

229-00-02

229-00-03

229-00-04

229-00-05

"0

0 •

z

4/5

TECHNICAL

.

~

Neet.l1e

£

gauge

3/32"

3/64"

3/32"

Width

of

bight

7/32"

5/32"

1/4"

CHARACTERISTICS

S P E

ED

No.

revs.

1"

max

6.500

of

Diff.

pas.

negat.

St.

per

inth

7-20

10-30

7-20

I ·

Special

•

attach·

~

ments on

req

"'

ASSEMBLING

CURLED

For

106

si

107 115

si

106 107 115 same on curved seams.

si

106 Same as 229-00-01, 107 overlock bight

115

106

si

107 115 making-up

si

100 106 107 115

li.Qht

9/64",

Same

as

making-up

Same

as 229-00-01,

overfock

of

same

For medium overlock bight with

5 threads.

SPECIFIC USES

OF

FABRICS

EDGES.

f::jbrics,

needle

With

spare

229-00-01,

of

very

1/8",

bight

1/8",

of

very

on

curved

and

11/64".

distance

looper

but

particularly

light

fabrics

but

with needle dis_tance

but

with

particularly

light fabrics avoiding

seaf!1s.

heavy fabrics, needle distance

With spare looper to work also

WITH

3/32",

to

work

also

suitable

avoiding

needle distance

suitable

OR

WITHOUT

overlock

with 5 threads.

for

the

sliding

3/64",

for

..

the

sliding

3/32";

bight

the

of

229-00-06

229-00-07

229-00-08

229-00-09

/2.2

f

-{)tJ-;.

229-13-01

13/64" 13/32"

4/5

13/64" 13/32"

4/5

~

t;p.n;

4/5

3/32"

3/64"

3/32"

1/4"

5/32"

~

1/4"

)'·

negat.

>

negat.

6.000

6.500

:,...

0~

"

6,000

7·20

7-20

10-30

7·20

115

si

115 Same

si

106

si

107 229-00-05, 115

106

si

107

115

si

106

107

For

very heavy fabrics (blue-jeans, woollen clothes, etc.} needle distance With spare looper to work also

as for heavy fabrics. Particularly indicated for seams

on

For

light and

downwards to work also with 5 threads

For light fabrics which fray easily. Needle distance

3/64",

overlock bight

the

fabric

spare looper to

STIFF

BINDINGS WITH ATTACHMENTS AND/OR

INSERTIONS.

With folder for inserting a over lock seam for binding trouser distance looper to work also With 5 threads,

13/64",

229-00-06,

sports

trousers,

medium

but

with

into

the

downwards

work

3/32".

Overlock bight

over lock bight

but

with special feed-dogs suitable

with

pockets

fabrics which fray easily. Same as

attachment

overlock seam. With spare

1/8",

with

into

the

also with 5 threads.

overlock seam. With

25/64"

with

5 threads.

to turn

attachment

wide

pocket

11/64",

15/64".

closing side

already inserted.

the

fabric

looper

to

tape

inside

linings. Needle

With spare

.

turn

the

I

l

Ill.

TECHNICAL

DATA

BY

SUB-

CLASS

HEAD

No.

229-22-01

229-22-02

229-22-03

'

. 229-22-04

•

ci

-g.

z~

Nf!edle

-E

guuge

3/32"

4/5

3/64"

3/32"

4/5

13/64" 13/32"

TECfiNICAL

Width

of

bight

1/4"

5/32"

1/4"

CHARACTERISTICS

S P E

No.

of

revs.

Diff.

1., max.

pas.

max.

max,

max

6.000

.

6.000

ED

St.

inch

per

8-20

•

~

"'

,;

Special attach·

rnents

on

req

107

SPECIFIC

RUFFLING

For

light fabricS,

fabric.

with

Overlock bight with 5 threads

Same

as 229-22+01,

overlock

For

medium and heavy fabrics. With

ruffle

the

Needle

distance

spare looper to work also

For

very heavy fabrics, with

lower fabric. With kneepress 13/64",

overlock

work also

with

kneepress

bight

lower fabric. With kneepress

with

attachment control.

9/64".

With spare looper

but

1/8".

3/32"

overlock

bight

15/64".

5 threads.

with

USES

to

ruffle

Needle

distance

needle"distance

attachment

control.

bight

11/64".

5 threads.

attachment

control.

to ruffle the

Needle distance

Wit.h spare looper

to

the

work

3/64",

With

lower

3132"

also

to

'

~

229-23-01

I

:

229-23-02

1

229-23-03

229-23-04

'

!

4/5

3/32"

3/64"

3/32"

13/64"

.

1/4"

19/64"

11/64"

1/4"

7/16"

max.

6.000

8-20

RUFFLING INSERTIONS.

'i

,;

'i

,;

For fabric formed

·needle blind

Same as 229-23-01,

overlock bight

For

with

For

13/64"

WITH

ATTACHMENTS

light fabrics,

and

by a doubled

distance

looper

medium

overtock bight

very bulk fabrics,

needle

with

attachment

3/32"-

to

work

1/8".

and

heavy fabric.s.

distance-

AND/OR

attachment

to

insert a decorative piping,

strip

overlock

alSo

with

but

with

11/64

".

Same

overlock bight

of

fabric

3 threads.

needle

Same

as

229-23·01,

to ruffle

with

bight

distante

as

the

lower

cord

inside

9/64"-

with

3/64",

229-23-01,but

but

with.

15/64",

·

I

'

-

l

a)

Positioning of head

---"---~--

I.

INSTALLATION

---------

AND SETTING-UP

After motor

1. Push

2.

1.

the

Place

b)

Transmission assembly

Fit

the

is

mour·~ted

four

shock

the

machine

transmission belt as in fig. 1.

on stand, proceed

absorbing

head

on

rubbers

the

table

onto

and

as

follows:

the

center

appropriate

the

2. Make sure that back of driving belt rides firmly and squarely on

3. Take-up belt play by adjusting

4"

Level

which fix

5"

Tighten

pump

pulley"

motor

the

machine head by adjusting the nuts

the

plate

to

the

table.

up

the

lock nuts

on

these

"bolts"

clamp.

of

the

bolts

head

lower

mounting

head

holes

plate

onto

pins.

·the

shock

absorbing pins.

c)

Filling sump with lubricating

1.

Unscrew cap

2.

Pour

43)

3"

Check oil

{Bn;H

in 1

A.

:~

-1

pis.

ii1

111ind

leveL

The oil visible through indicator glass

should be between

of

that

the

VR.

two

th1:

oil"

(Fig"

2)

1104

oil (Esso S!cmd;u·d Turnsso

surnp

hold~

7

pts'l

red lines.

G,

4. Replace and tighten cap 'A'"

5. Put a few drops of oil on

the

needle clamp guide rod and

upper looper bar before starting machine.

6. Run

the

machine free of work for

progressively increasing

the

speed from

about

1500

5 minutes,

Lp"m"

to

working speed.

fig"

•. 2

d) Assembly

Note: The following operations serve

and

adjustment

of

sewing

parts

to

adjust the timing of the machine.

L Timing gauges required:

S.

1665.00

S. 15!i5.00

S.

170R.OO

for all

OfWfi!!

for

operiltion

lor

ill I operations

ions l!Xcept

No.4

N(;..

(fip.

4)

ol

chain sti!!:h (fig. 11/"12)

4 (fiy.

41

2. Preliminary stripping of:

- F

rant

cover plate

-The

two

thread take-ups

-Plate

- Upper

-Side

holding

thread

plate with oil spy-glass ·

plate protecting needle movement

of

the

tensioners

lower looper holder

- Front feed dog"

I

small

fron!

cnvr!r n I

chain

~~itch

con

rod

Positioning

with should

m~edle

with

hr!twer!n

!Je3H".

if

1wirJ111

lnosr!ll

c:

1GG5.00.

thr_!

overedgin~J

the

needle

be

holcles

the

thn

,lrlilrstmcnl

holt

centered

in

needles

tip

of

·A'

plnte

thr~

crt

the

lfrg.

needle

(fig. 3)

properly

for

pnssnge throUfJh

neeclle

plc:~tc.

top

dead

needle

i.lllcl

of

tlw

ncedlr_~

3)

ami

mounted,

the

centr~r.

!hr?

work

clillllJI

set

disliu1cc

the

ncr.dles

<lppropriate

the

distanr:H

plate

should

is

rwcns~<lry,

with

~J11LI9U

·L

S(!tlinnlnwm·

SETTING HEIGHT

loosen

Firmly

shtrf 1 Adjust

1 ht! upper no 1 r:h

Liqhtly

While

lock

Rt!lllOVC

!onrwr

sc:n~w

'E'.

scn!w

OillJ~]n

loopr~r

lwiHhl

lock

loaner

pressino

it

hy

mr!ans

O<H.!~W

(fig.

on

with

hush

of

S.

1555.00

fig.

3

4).

S.

1555.00

so

thttl

its

t

1111

!liltrne.

screw

'E'.

'A'

e~~Jainst

sct

ew

'8'.

into

point

the

lower

coincides

looper

with

holder,

\diust

inq

illl!Jit!

Sliqhtly

Rr!st

nhtuin

rot;rtinq

its

Thr~

sr!llill!J t;rlllr!'i.

Firrnly

Positionin~J

1

~Jith

in

Move ll!ver

1

JIII1rm

nns<>

Firrnly tiyhtcn

loosen

screw

the

flilli~Je

S.

correct

sr!alin~J

exi.lct

tiqhtcn

inclin<~lion

tlw lonpr!r

cmd

not

position

scrrJw

the loofH!r

thn

loopr~r

the

timin~1

table.

'C'

fllOVill~J

O,OC?

rrom

from

strew·~·.

up

lig.4

'IJ'.

1Ci65.00

(prnviously

lrJckt!d).

corn!sponds

with

lwrd

to

;md

lf!ft

tl1e

on

hy

'E'

(fig.

respect to

the

down

to

riuht,

bottom

tlw

mi!lr~d

rnoV!flH

ht~vinH

to

4l.

left,

check

the

shaft

the

looper

of

h11sc

as in fig.

lever

'C'

only

heen

!lwt qivm1· in

tlw

needlt!

the

fiuure !liven

it

rolirtes

point

the

needle

5;

and

hy

held

in

the

(fi~l·

6).

on.

should

notr.h.

""'

•

. fig. 5

J

5. Setting upper overedging looper

NOTE - To obtain the figure of

in

fig. 9, it

up or down, ing figs

Slightly loosen screw 'B'

Slightly loosen screw

Adjust loopers by rotating the upper one until its point

grazes the back

Check the settings shown The upper looper- Should graze the needle when Should this condition interior kinematic motion. Tighten screw

Recheck

Tighten

- To finish off, make sure

or

exterior of the machine, without altering the setting previously_ obtained. Ensure perfect

D.

the

crossing of the two loopers and all the other settings.

screws'

A' and

in

figs.

7-8-9

not

exist, slight!y loosen screw 0 and push the whole assembly towards

'8'.

that

all assemblies move freely.

the

11/32"-

is

necessary to move lever

at

the same time remember-

that

by doing this the distances in

7·

and 8 will increase

'A'

crossing of the upper and lower

of

the lower one.

paSsing

from left

or

decrease.

to

23/64"

right.

'E'

the

fig. 8

6.

Attaching needle guards (fig. 10).

Attach rear needle guard A

- Attach front needle guard 0

- With

-- Lock screws

NOTE

the

needle down, adjust the front needle guard so

when

travelling

Move

the

Lock the rear

Thread the needle bringing it back position and push it lightly against guard

A. The thread should run freely. means

that being held between the needle and the rear needle guard.

- The looper tip when moving to the right should pass through the upper part of the notch and through nioving to

For very hard synthetic materials, the needle must

flex considerably against the front needle guard.

to

the

C.

rear needle guard A near

needle guard with screw

the needle

the

right.

is

left.

to

front needle guard D and lightly fix it with screw

to

the machine base with

to

the

If

it does

too

low and

the

lower part when

scre~s

that

the needle keeping this

B.

to

its lowest

rear needle

not

run it

the

thread

is

lig.9

B.

C.

the tip of the lower looper grazes

in

its lowest position.

lig.lt

the

needle

7.

Ch~in

Slide

Fit

With

- Lock

- With eccentric

__.:

When carrying

towards the

Lock Lightly

needle

-·

Lock screw

stitch

the

this

the

screw

the

notch

looper

iiming

stop

bush

into

the

looper

appropriate

A.

looper

.B.

out

bottom.

eccentric

slacken

off

with

D.

(fig .. iii.

onto

the

chain

stitch

looper

holder

and

lightly lock it

gauge n. S

fully

to

this

with

allen screw C.

bolt D and

a distance from this as for

1608,

the

left

operation,

slide

check

adjust

be sure

the

looper

shaft.

with

allen screw

the

looper angle (fig. 12).

the

distance

to

keep

holder F

setting

between

the

eccentric B with

on

X (see timing tahle).

its

A.

the

shaft

needle

until

and

the

tip

maximum

tip

of

the

of

the

looper

eccentricity

looper G enters

turned

with

the

fig.12

Attach

Lightly

This

8.

Mounting

Insert

The

Lock screw A. Lock bush L

Ensure Lightly Having the Resting a

lock screw

This pressure should be light so as strong would

-

Attach needle with

Move it the from left

Firmly

0.

the

needle plate

bend

the

is

to

check

the

lower knife (fig. 13).

knifeD

cutting

correct

screw

looper

into

edge

and

that

knife holder C runs freely

tighten

screw

positioned

contact

finger

N.

friction

blunt

front

on

lock

between them. needle guard P

the

knife holder

0.

towards

grazes

to

right.

the

needle

that

its

of

the

washer G

the

r>ressure

on

screw A, lightly turn this to

the

front

and

bring

the

towards

the

seat.

knife

N.

upper

needle so

needle

needle guard

the

operator

needle

point

should

not

with

screw F. '

then

knife

in

contact

between

the two knivns which

for and

the

not

the

chain

lightly lock it

that

the tip

when

travelling

with

needle down so

and

continue

does

not

pass in

protrude

two knives.

to cause

stitch

screw

adjust

with

of

from

it

in relation to

the lower, slacken

that

the

descent.

front

needle

point

of

plate

the

width

screw

passes

looper

table.

of

fig.

through

but

stitch

N.

Spring M

II

the needle plate table.

bends

on

the

back

desired.

with

shaft

of

this.

H creates

Hn

1::1

9. Fitting

and

adjusting feed dogs (figs.

14

and

15).

Remove plexiglass plate Fit

the

rear feed dogs C Inserting a by

means

Fit

the

Loosen screw A.

Adjust

The

feed

With ttie

the

front

Feed dog C

Lock screws F, G

sma·ll

of

the

front

differential feed

the

feed

dog

teeth,

feed

dogs

of

the

should

screw driver through

groove in its

dog

inclination

protruding

at

feed

dog

be

and

under

the

work plate .

and

D (fig. 14)

point.

dogE

by

from

the

highest

differential, should be

on

the

same plane as

A.

and

with

rotating

the

point,

match

the

feed dog slides.

the

threaded

screw G

the

.needle plate, should be perfectly parallel with

the

distance

holes

but

do

eccentric

between

in

the

not

lock (fig. 15).

B.

their

slides, tighten,

teeth

and

but

the

3/64".

the

other

two.

not

completely,

this

plate.

plate surface, measured

screw F

on

10. Feed (fig. NOTE -

1) Annulling

16). The

which

Slacken

machine heads illustrated in

the

machines are destined. Should

the

differential feed:

off

nut

B with. spanner A and move spindle 0 which

position.

Lock

nut

B;

lower lever H

2) Operating differential feed Slacken off

Move spindle 0 upwards as far as it will go Lock Move lever H against

3) Operating

Slacken

Move Lock Move lever H against

4) Operating differential feed up

Lift

the

- Carry

-

By

using lever E it is possible

nut

B

the

differential feed

off

nut

spindle Q nut

B

cursor C of

out

operation

B.

B

down

up

the

as

stop

sector

n. 3

fig.

15

this

against to

stop

far

G.

to

S as high as possible

a ratio

G.

up

as

a ratio

to

it

obtain

the

stop

of

a ratio

will go

of

manual are supplied

it

ever be desired

F and

tighten

2 :

of

3,5

4 : 1

variations

of

the

differential ratio with

with

to

knob

the

feed adjusted to suit

alter

the

feed,

controls

R by hand.

the

lig.l4

then

proceed as follows:

rear feed-dog

the

machine

the

to

in

work for

its

upper

motion.

5) Negative

operation

Slacken

Move spindle Q as high as possible. Lower cursor

off

of

differential feed

nut

B.

Cas

much as possible.

11. Fitting upper knife (fig. 17).

--

Fit

upper knife C into its

- Attach block D and brackets E and G with bolt

When knife C

the lower knife.

To obtain this, adjust knife C

-

Lock

bolt F and then make

touch the front needle guard.

is

at

the

seat

in block A.

bottom

sure

of its strokJ, its cutting edge should be

in

its inclined seat and block A

that when the upper knife reaches the bottom

lig.16

F.

A E

on

the

F

G

1/32"

body

below the cutting edge of

of

the upper knife holder

of

its stroke

it

does not

B.

fig,17

TIMING

SYMBOLS

229 00-01 = 229-00-02 = 229-00-04 ~ 229-00-05 = 229-00-06

229-00-07 229-22-02

229 23-03 = 229-23·04 2,5 1,5 0,5

229-00-03

= 229-00-08 = 229-00-09 = 229-13-01

.=

229-22-03 = 229-22-04 = 229-23-01 = 229-23-02

OF

HEADS

~

229·22-01

TABlE

A B

2,5 1,5 0,5 3,7 3,5

c

D

3,7

E

3,5

0,9·

0,9.

F X

1

0,1

1

0,1.

. 0,2

0,2

. '

.

'

e) Loeking and

-·

Slide

Insert

hole in

Slide lever A

Attach spring clip F

Adjust lever A

Lightly tighten screw

Insert lever 0 into the guiding fork

at

Connect lever A

foot When

free

Adjust Ensure presserfoot finger hitting,

cover.

- Lock screw B .

•

the

shaft

shaft L and

the

base.

top

dead

raising pedal.

the

pedal

play

before

the

screw

that

adju~tiH~

on

and

center.

when

is

in is

Pt•.s•tloot

lever L

spring E

to

is

lever

in

its highest position. A better guard against the upper looper

supplied

into

bush C

onto

to

end

eliminate axial play

B.

the

rod joined to

depressed

Dis

acted

the

base under lever A until this raises

the

upper looper

by

bush C

into

shaft

of

shaft

there

upon.

adjusting

holder

l•v•t

to

which lever D

the

appropriate

L.

of

with

the

should be

is

in

the

(lig.

1HI

is

hinged

..

shaft

L.

needle

presser-

some

the

presserfoot to

movement

eccentric washer M which

it

does

not

touch

the

required position.

the

presserfoot chaining finger when

and

the presserfoot chaining

is

under

lever D and

attached

to

the

side

f)

Adjusting

Adjustment The movable front

- Slacken Adjust screw 8

Lock

g)

Adjusting needle thread take-up

When working with very hard materials, adjust that

h)

Adjusting thread take-up cam (fig. 20)

Slightly

Turn the machine handwheel fully in the Before

Lock the two screws

the

front

cover plate (fig. 19).

is

carried

part

needle guard or

off

nut

to

nut

A.

is

towards

slacken two screws on the cam.

the

needle reaches

out

with the plate closed.

C should

A.

move the plate to left or right.

operator.

of

not

the

lower knife holder.

top

the

thread take-up cam.

interfere with the

working

dead centre

the

needle thread take-up

direction.

the

highest cam guide should

fig, 19

270·274/2

start

to take

by moving it forward,

up

the

looper thread.

fig.20

'

l

ELECTRICAL EQUIPMENT FOR 1.-UBRICATION CONTROL (PRESSURE SWITCH)

i)

bismantling

Remove

the

and sump

Remove the screw fixing

Remove

Remove the

Attach

appropriate

Replace the

the

two

plastic

support

cable

screw.

sump

replacing

from

the

base

the

screws

holding

tube

from the pressure switch which

bracket and fix

end

with

the screws, slide the plastic

and fill with oil

pressure switch

ai1d

empty

pressure switch

the

cable

end.

it

to

the

as

described on page

the

oil.

bracket

to

the

sump.

connects

new Pressure switch.

tube

into

II

para.

this

to

the

pressure switch

c.

the

rubber

union.

and

fix this

in

sump

with

Changing

the

pressure switch bulb

out

Carry

operations 1 and 2 as explained for the substitution Remove tube, Re*attach the

Replace

sump

extract

tube,

the

bulb, which has a

position

the

bayonet

pressure switch in the sump and

and fill with oil as explained on page

Electrical connection of pressure switch on Zefir motors

- Plug the Note: if connection has

take-off

Connect the cable end

connection

in

the

cable

connection

two wires

into

the main cable take-off 270-431

into

the pick-up socket

to

be made

box,

proceed as follows:

of

the

joining cable 270-433

to a motor

not

pressure switch.

of

the

pressure switch.

fitting, and replace-with a new one.

attach

with

the

screws.

11

para.

c.

and

plug the

equipped

to

the 12 in

order

other

with

a light socket,

V.

clamps

to

complete

end

in

into

the

motor

the

electrkal

12

V.

but

equipoed

junction

socket

box,

connection

on

with

the

then

motor.

a 12

insert

of

the

'/.

Regulating flow

--

Remove cap.

of

lubricating oil through

the

main

shaft

(fig. 21).

Adjust index B with a screw driver. (Mov•,ment towards

C engraved on

the towards

the

letter A increases flow).

the

plate decreases

the

oil flow,

fig.21

1

I

J"'

1. Switch off the motor.

2. Depress the pedal which starts the motor to ensure the machine

3. Move

4.

5. Remove the presserfoot from its working position.

6. Slacken the needle locking screw half

7. Remove the needle.

8. Fit new needle.

9. The notch through which the

10. Using the tweezers supplied ensure

11. Tighten the locking screw being careful

12.

the

needle

to

top

dead centre.

Press lever B right down. ( fig.22)

screw driver 1161/2.

face towards the the interior of the machine.

touches the end

alter the position of Do

not

overtighten.

r.ear

needle guard,

of

the needle holder.

the

needle.

.a

turn

with

looper passes should

that

is,

towards

that

the needle

not

to

is

completely off.

B

fig.

22

c}

Positioning and adjusting presserfoot pressure (fig. 22)

1.

Check correct positioning

2. The needle should pass between

·3. To adjUst presserfoot slacken off screw

4. Center the presserfoot

5. To increase or decrease knob

A.

6. Lock

1.

2. Never overtighten.

1.

2. Slacken off screw L which tightens the eccentric.

3. Adjust screw

4. Lack screw

5.

knob

A with screw G through spanner 633-742.

d)

Tension adjustment

Tighten the tensioners .sufficiently to permit a regular stitch formation.

e)

Stitch length adjustment (fig. 16)

Remove screw

capT

q of stitch length adjuslment. (movement towards the right shortens the stitch length,

movement towards the left lengthens it).

L.

Replace screw

capT.

of

presserfoot.

the

presserfoot shoe and ·chaining finger.

F.

in

the

correct position and Jock screw F.

the

presserfoot pressure, slacken off screw G with spanner 633-742 and adjust

on the plexiglass plate.

~

While

f)

Adjustment of seam width

The seam width can To vary the width within these

1.

Slacken off screw N

2.

Slacken

3. Move upper knife

4. Lock screw F (fig. 17).

5. Lower knife holder re-setting

off

screw F (fig. 17).

only be varied

in

the lower knife holder (fig. 13).

support

A (fig. 17)

to

" very limited extent, after which the needle plate has to be changed.

limits proceed as follows:

to

right or left till desired seam width

should be carried

out

in accordance

is

obtained.

with

the instructions

in

!Jara.

a)

7. J

a)

Every day

IlL -MAINTENANCE

Briefly clean

all

machine parts relating

to

feed and stitch formation.

b) Every week

1.

Remove needle plate and clean the feed dogs, needle

2. Open front

3. Carefully clean inside the plate covering the needle movement assembly.

c)

Every three months

1.

Using

2.

Remove screw 007-M·15 which attaches filter

3. Extract filter and clean by immersing

coVer

plate and carefully clean inside

the

spanner supplied, remove

the

sump drain plug and drain off oil completely.

in

petrol.

guards

to

plug.

and

loopers.

4. Air blast filter and sump plug.

5. Soak felt with clean oil.

6. Replace sump plug.

7. Refill machine with 1 3/4 pts.

of

new VR. 604 oil.

IMPOI!T4NT

lig.23

lri

operation 1 para.

through the side holes

d) Knife sharpening

1.

When sharpening the knives use the RIMOLDI

angle. This block

e)

Instructions for removal

Necessary

tools

c)

do not compfetely remove the

in

the plug (fig. 23).

is

supplied on request.

of

cam ·shaft

supplied

on

request only.

plug

sha~pener

and special block which guarantees

to

begin

with,

so

that

!llOSt

of

exact

the oil

Pliers model S. 0560/00. Pliers

modelS.

ExtractorS.

0459/00.

0416/00

IMPORTANT

It

is

absolutely essential

their original position . To this aim proceed

Replace the G and T

Leave

the

screws holding the con·rod caps

Con·rods

and three lines

J and L are distinguishable

on

The con·rod caps are engraved with similar markings and should be matched

Both marks should be on The position Carefully

of

follow the cup spring assembly order.

that

flanges

J.

con·rod N

the

principal components

with

the

one

the

same side.

is

given by

the

of

the

crank·shaft/con·rod assembly are replaced

as

follows:

lubrication hole towards the bottom.

in

their holes.

from the other by means

of

a 2 stamped on

drawing number which should be on

the

top

to

the respective con·rod.

the

pulley side.

surface of L

runs

out

sharpening

in

1

I

'

SEQUENCE OF OPERATIONS (fig. 24)

1. Remove

2. Remove screw Z.

3. Dismantle

4. Remove screw M and the thread take·Up cam

5. Remove flange

6, Slacken off

7. Remove ball race A

8. Move

9. Move con-rod F

10.

1

Loosen

11.

Remove eccentric flange

12. Remove con-rod caps

13. Remove pulley wheel cover

14. Slacken off the exagonalscrew

15. Remove washer

16. Extract pulley

17. Remove flange T.

18. Remove spacer

19. Remove cup springs S.

20. Extract spring ring P using pliers 5.0459/00 slightly moving the shaft to the right.

21. Dismantle sectors K and

22. Extract the shaft.

the

sump

from

the

thread

take-up

G.

the

two

screws

and

washer

the

eccentric C and con-rod R

to

the

right.

the

two

screws

and

C.

N,

0,

W.

V.

U.

Q.

base.

cam

plate

(H~.

of

the eccentric.

B.

to

the

right.

remove eccentric E

J,

L.

Y.

X.

H.

of

con-rod. F.

M

l

lig.24

l

--

---r

I I

I 1

I

. I

I

e.

~

::r

~

m

"'

c.

::;·

"'

c

m

"'

--

'

!

n

'

I

1 Irregular

I

i

!

I

FAULT

stitch

g)

Faults

due

to

improper

Tensmners badly .adJUsted Thread take· ups hartly adjusted Incorrect Yarns not gauged

handling

threading

uf

the

machine

PROBABLE CAUSE

2 Feed and material

•

.

3

slipping

Skip stitching

i

I

!

Thread breaking

4

I

5

'

Needle breaking

I

l

6

Puncturing of

.

material

Insufficient presserfoot pressure

Bad

adjustment

Knives need sharpentng

Differentral badly

Uppe1

or

blunting looper

Loopers

-

Loopers Front

Needle

Tensions

- Thread

- Bent needle

- Needle badly fitted

- Blunt needle

- Needle size

- Needle with unsuitable point

too too

needle guard too far from needle

badly

wound

of feed

lower looper badly adJUsted with respect to 1 reetlle

far apart close when crossing with

positioned

too

tight

irregularly

not

suitable

day

adjusted

when

to

on

throat

height ami mclination

crossing

conset.~uent

the

reel

plate

consequently

hluntiny

'

.

I

7

i

8 Lack

!

I

Loss of oil

of

lubrication

- Screw holding

-

Sump

plug

not

-

Sump

gasket badly fitted.

- Oil level

- [1;

- Upper

- Lubrication

too

ive

belt badly fitted

tube

sump

to

base

screwed up properly

low

clogged

pump

filter bloCked.·

not

tightened

enough

l