Global WF 335 LH Parts list manual

WF 335 LH
WF 335 B-LH
WF 335
LH-TD
WF 335 LH -AUT
Single needle, cylinder arm, needle feed,
walking foot machine
INSTRUCTION/ OPERATING MANUAL
PARTS MANUAL

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1
1.0 1
1.02
1.03
1.04
1.05
1.05.01
1.05.02
1.06
2
3
3.01
3.02
4
5
5.01
5.02
5.03
5.04
6
7
7.01
7.02
7.03
7.04
7.05
7.06
8
8. 01
8.01.01
8.01.02
8.01.03
8.01.04 ·
8.01.05
8.0 1.06
8.0 1.07
8.01.08
Index
Contents ............... .. ................ ... .. ........................................................... .. Pa ge
Safety .............. ... .. ..................... .... ... ......... ... ............... .. .............. .. ............................... ... ........................ .. ...... 5
Directives ........................................... ...... . .. .;.................. .. .... ......... .. ............................................................... 5
General notes on safety ........................................................ .' ........................... .. ..................................,.......... 5
Safetysymbols .......................................................... ... ............ .. ....... .. ,........................................................... 6
Impo1tant points for theuser ........................................................................................................................... 6
Operating and specialistpersonnel .......... .. .......................... ... ........................................................................ 7
Operating personnel ....................:. ... ......................................... .. ...... ..... ... ............................... .. ..... ... ,............ 7
Specialistpersonnel ........... ... ................................. .. ... ................................. .. ... .. ......................................... ... 7
Danger warnings ....................................... .. .. .............................................................................................. .... 8
Proper use ................................................................................................................... .. .................................. 9
Specifications .................................................................. .. .......................... ... ......... .. ... ................................. l0
MA335 ...................................... ... ......................................... .... ...... .. ......................................... .. ....... ... ...... 10
Versions and subclasses ................................................... .. ... ........................................................................ l0
Disposal of Machine .. .... .... .. .. .. . ...... ... .... . .. .. . .. ........ .. ... .. .. .. . .. .. .. .. ........ .. .. .. . .... ... ..... .. . .. .. .. . .. .. .. . .. .. .. . .. . .. ....... .... 11
Transportation, packing andstorage .... ....-. .. ..... ... ........................................ .. .............................................. 12
Transportation to customer'spremises ......................................................................................................... 12
Transportation inside the customer's premises .., .. ..........._ ... ............................................... .. .................:....... 12
Disposal of packingmaterials ....................................... ... .. ...............................:...................... .... ... .............. 12
Storage ........... ...... ............................................................ ..... ....... .. ....... ... ............ .. ..................... ... ............... 12
Explanation of symbols ......................................... .. ...... ... ............................................................................ 13
Controls ........................................................................................................................................................ 14
On/offswitch .......................... .. ............ .. .............. ... ............ ..... .................................................................... 14
Pedale .......................... .. ..................................,........................................................................................ .. 14
Lever for lifting the presserfoot ..................................... .. ....................... ... ..................... .. ........................ 15
St i tc h-length adjustment lever/reverse sewing ................................ .. .......................................... ... ............ 15
Adjustment nutfor the top-feed stroke ....................................................................................................... .. 16
Control panel (only on machines with Mauser EcoDrive) .. .............................................. .. ......................... 16
Installation andcommissioning .......................... ...... .. .. ... ........... .... ...................... .. ... ................... .... ............ 17
Installation ...................................................... ... .......................................... .. .......... .. ................................... 17
Adjusting the table-top height .. ............................................. ... .................................................................... 17
Assembling themotor (only on machines with Mauser-motor) ..... . .. .......................................................... 18
Tightening the V-belt ............................. .. ........ .. ...................... _. ................................ .. ............. .. .................. 18
Mounting the bottom V-belt guard ........................ .. ........................................................... ... ................. .. ..... 19
Fitting the upper belt guard .. ................. ... ....... .. ............... .... ........................................ .. ............................... 20
Fitting the synchronizer .................................................................................. .. .... ... ............ .. ...... .. ............... 20
Fitting the reel stand..................................................................................................... .. .............................. 21
Connecting the plug-in connections and earth cables ....................................................................... ... ..... ... 22
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Index
8.02
8.03
8.04
9
9. 01
9.02
9.03
9.04
9.05
9.06
10
10.01
10.02
10.03
10.0 4
10.05
10.06
10.07
10.08
10.09
10.10
10.10.01
11
11.01
11.02
11.03
12
Contents ....................... ... ................................................................................. Page
Commissioning .. ........ .............................................................. .. .... .... .... .. . .. ... .. ................. .. .. ................................ ... 23
Switching the machine on/off........ .. ..................... .... .. .... .. .......................... .. .. .. ... ..................................... .. ............. 23
Basic position of the machine drive unit .................... ..... .................... .. .............................................. .. ............. ... 24
Setting up ................ _. .. ........ .. ............... ... ... ..... ,................................. .. ... . .. ........................................ .... . .... ............... 25
Inserting the needle . ....... ..... .. ... , ..... . ... ........................................ ... ... .. . ... .. .. .. . ..... ............ .. ..................................... 25
Winding the bobbin thread, adjusting the thread tension .............................. .. ...................................... .. ................. 26
Removing / Inserting the bobbin case ... ......... .. ............................................................. .. ........ .... . .. .. ..................... 27
Threading the bobbin thread and regulating the bobbin thread t ension ................................................................... 27
Threading ne ed le thread/adjusting needle thread tension ....................................................................... ... .............. 28
Adjusting the stitch counter for the bobbin thread control ... .. ....... .. ...................................... ... ............ .. ................. 29
Care and maintenance . ....... .. .. ......... ..... .............. .. . ....... ................................................................... .. . .. ......... .. ......... 30
Care and maintenance intervals ..........................,...... ........ ..............,....................................................................... 30
Cleaning ............ .. ,..... ....... ..................................................................................................... ..... .. ............................ 30
General oiling .................................. .. ... ............................................,.............. .. ....................................................... 31
Oiling the sewing hook ................................................................................................,................ .. ... .. .................... 32
Oiling the needle-head parts .. . .... ........ .. ................................ .. ............ ... ............................................. ..... ................. 32
Lubricating the bevel gears ........................................................................................................................ ... .. . .. . .. ... 33
Lubricating the top-feed drive excentric .................................................................................................................. 34
'
Checking/regulating the air pressure ....... .. ................................................................................................. ..... ......... 34
Emptying/cleaning the water bowl of the air filter/regulator ................................................................................... 35
Parameter settings .................................................................... .. ........................................................................... 36
Parameter list .............................................................................................................................. .. ........................,. .. 36
Table top cutout and circuit diagrams ............ ..... .... ... ................................................ ... ........................................... 37
Table top cutout ................................................................................. .. ...................................................... ... ............ 37
Mounting the table top ............................................................................................................................................. 37
Circuit diagrams ............................................................................... .. ...................................................................... 38
Wearing parts ....................................... .... ............................. ... ........ ...... .................................................................. 42
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Safety
1
1.01
Safety
Directives
This machine is constructed in accordance with the European regulations contained
in
the
conformity and manufacturer's declarations.
In addition to this Instruction Manual, also observe all generally accepted, statutory and
other regulations and legal requirements and all
valid
environmental protection regulations!
Theregionallyvalidregulations
of
the social insurance society
for
occupational
accidents
or
other sup
erv
isory organizations are
to
be
strictly adhered
to!
1
.02
General notes
on
safety
• This machine may only
be
operated
by
adequately trained operators and only after having
completely read and understood the Instruction
Manual!
• All Notes
on
Safetyand Instruction Manuals ofthe motor manufacturer
are
to
be
readbe-
fore operating themachine!
• Thedangerand safety instructions
on
the machine itselfare
to
be
f(?llowed!
• This machine mayonly
be
used for thepurpose
for
which it
is
intended and may not
be
operated without its safety devices. All safety regulations rel
evan
t to
its
operationare to
be
adhered
to.
• When exchangingsewing tools (e.
g.
needle, roller presser, needle plate and bobbin),
when threading t
he
machine,
when
leaving
the
machine unattended and during mainte-
nance work, the machine is to
be
separated
from
the power supplyby switching offthe
On/Offswitch orby removing the plugfrom
the
mains!
• Everyday maintenance
work
is only to
be
carried
out
by
appropriately trained personnel!
• Repairs and special maintenance work may
only
be
carried
out
by
qualified service staff
or appropriately trained personnel!
• Work
on
electrical equipment may only
be
carried out
by
appropriately trained personnel!
• Work
is
not permitted
on
parts and equipment
which
are
connected to
the
power supply!
The only exceptions to this rule are
found
in
the
regulations
EN
50110.
• Modifications and alterations to themachine
may
only
be
carried out under observance
of
all
th
erelevantsafetyregulations!
• Only spare parts which have been approved byus are to
be
used
for
repairs!
We
express-
lypoint out that any replaccrr.crrt
par.ts
or accessories
which
are not supplied
by
us have
not been tested and approved
by
us.
The installation and/or use
of
any such products can
lead
to
negati
ve
changes
in
the structural characteristics
of
the
machine.
We are not liable
for any damage which may
be
caused bynon-or
igin
al
parts.
5
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6
Safety
1.03 Safety symbols
1.04
Danger!
Points
to be observed..
Danger
of injuryfor operating and special ist personnel!
Important points fo r the user
Caution
Do not operate without finger guard and safetydevices.
Before
threading, changing bobbin and needle, cleaning
etc. switch off
main switch.
o This Instruction Manual
is an integral part of the machine an d must beavailable to the
operating personnel
at all times.
e The Instruction Manual must
be read before operating the machine for the first time.
o The operating an d specialist personnelis to be instructed as to thesafety equ ipment of
the machine and regarding safe workmethods.
o
It is the duty of the user to onlyoperate the machine in perfect running order.
~ It is the obligation of the user to ensure thatnone of the safety mechan ism s are removed
or deactivated.
o It is the obligation of the user to ensure that only auth or izedpersons operate and wo rk
on the machine.
Further information can be obtained from your MA agent.
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1.05
1.05.01
1
.05
.02
Safety
Operati
ng
and specialist personnel
Operating personnel
Operating personnel
are
persons responsible
for
the
equipping, operating and cleaning of
the machine as
well
as for taking care
of
problems arising in the sewing
area.
Theoperating personnel
is
required to observe the
following
pointsand
must:
• always observe
the
Notes
on
Safetyin the Instruction
Manual!
• never use any working methods which could adversely affect the safety
of
themachine!
• not wear loose-fitting clothing
or
jewelerysuch as chains or rings!
• also ensure that
only
authorized persons have
acces
s
to
the potentiallydangerous area
around the
machine!
• always immediately report to the person responsible any changes in the machine which
may limit
its
safety!
Specialist
per
sonnel
Specialistpersonnel
are
persons with a specialist
ed
ucation
in
the fields ofelectrics, electro-
nics and mechanics.
They
are responsible for the lubrication, maintenance, repair and adjust-
ment
of
the machine.
The specialistpersonnel
is
obliged to observe the
following
points and
must:
• always observe
the
Notes on Safety in the Instruction
Manual!
• switch offthe On/Offswitch
be
fore
carrying
out
adjustments or repairs, and ensurethat
it cannot
be
switched
on
again unintentionally!
• wait until
the
luminous diode
on
the control
box
isno longer blinking
or
on
before begin-
ning
ad
justment
or
repair
wo~k.
• never work
on
parts which are still connected
to
the
power
supply!
Exceptions are explai-
ned
in
the re
gu
lations EN 50110.
• replace the protective coverings and close theelect
ri
cal control
box
afer all repairs
or
maintenance
work!
7
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1.06
8
Dang er warnings
&
&
A working area of 1m must be kept free both in front of and behind themachi-
ne, so that easy access is .possible arall times.
Never putyour hands or fingers in the sewing area during sewing!
Danger of injury by the need le!
While setting or adjusting the machine
do notleave any objects on the table nor
in the needle plate area! Object s may be trapped or flung out of the machine!
='~-~ --,,.-.c-c..5 - ~ - ~ -c:::> ~/2
1--i 'l---~ I
' Fig. 1- 01
&
&
Li
Do not run themachine without take-up lever guard 1!
Danger
of injurybymoving take-up lever !
Do not run the machine without belt guards 2 and 3!
Danger
of injuryby rotating v-belt!
Do not run the machine without finger guard 4!
Danger of injuryby up and down movement of needle!
Do not run themachine without cylinder-bed cap 5!
Danger
of injuryby rotating hook!
~
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2
Proper use
Prop er use
The . 335 is a single needle, free-arm sewing machine with bottom, top andneedle
feeds for sewing lockstitch seams.
Any and all uses
of this machine which have not been approved of by the
manufacturer are considered to
be inappropriate! Themanufacturer cannot be
·held liable for any dama_ge caused by the inappropriate use of themachine!
The appropriate use
of the machine includes the observance of all operational,
adjustment, maintenance and repair
measures required by the manufacturer!
9
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Specifications
3 Specifications
3.01 335
Stitch type: ...... .. .. .. ......... ... . ... ... .. .................... .. ............ ... .. ................................ 301 ( lockstitch)
Model: .............. .. ... .. ................. .. .............. ..... ...... ................................. ... .. ....... .. ......................B
Needle system:
.. ...................................... ...... ............................................................... 134 - 35
Needle thickness (Nm) in 1/100 mm: .. . .. ................................... .. .. .................... .... ...... .. 80 - 1 00
Max. stitch length:
on sub.classes -940/01-6/01......
.. ............................ .. .......... .. ... .. ...................................4,5 mm
on sub classes - 2~27; -6/01; -17/01; -39/ 21 ...................................... ... ............................6,0 mm
on sub classes -900/52 .. .......................... .. ... ................................ .. ....... ... ......... .. ..........5,5 mm
Handwheel effective dia.:
... .- ... . ... ....... .. ....................... ........ ................. .. ...................... .. 80 mm
Max. speed: ...... .. ............... .. .............. .... ........... _. .................. .. .................................... 2800 spm
Dimens
io ns of the machine:
Free-arm
head dia.: ..............: ... .............. ... ........:.................... .... . ... .. .. ............ ..... . .. . .. ..... 51 mm
Free-arm
size: . .. .. ... ......·.··.....................-........................ .. ................................. app rox. 165 mm
Length: ................... .. . ... .. .. ................................ .... ....... ..... ...................... ..... . .. .. approx. 770inm
Widt
h: .. ... ............ ... .. ... .. ...... .... ............................................... .. ........................approx. 380 mm
Height: ................................................... .. .......................... .... ..........................approx. 630 mm
Width offabric clearance: ..............i ......... .. ......... ... ..... .. ............................................... 265 mm
Height offabric clearance:
... .......................... ... .. .... ... . .. ............... ... ......: ... .. .............. .. . 115 mm
Clearance under the sewing
foot: ..... .. .... .... ......................................................... ... .. ........7 mm
. Net weight (sewing head): .. ........................................................................ .. ... .... . approx. 40 kg
Working air pressure: ..............................................
... .................................... .. .................. 6 bar
Air consumption: .............................................................. .. .... .......................~ 0.8 I/ work cycle
Motor
data: ....................... .... ........... .. .......... ... . .. ...... ... .. ........ .. . ... see motor specification plate
Noise data:
Emission sound level at workplace at a speed of 1800
spm: ........................L ., = 81.0 dB(A).
(Noise measurement
in accordance with DIN 45 635-48-B-l, ISO 11204, ISO 3744, ISO 4871)
3.02 Versions and subclasses
Version B: .............. ... .... ................ .. ..... .. ......................... for sewing medium-weight materials
Version
P: .......... .. ...................... ... .....................additional lifting phase ofthe bottom feed dog
Addi tional equipment:
Subclass -900/52
.. ................ .. ...................................... .. .......... ... ..................... Thread trimmer
Subclass -911/97 ..................................................
.. .....................................Backtacking device
♦ · Subjecttoalterations
• I<.. =2,5 dB
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4
Disposal
of
Machine
Disposal
of
Machine
• Proper disposal
of
the machine
is
·
the responsibility
of
the customer.
• The materials used
for
the machine are steel,
aluminium,
brass and various plastic
materials. The electrical
equ
ipmentcomprises
plastic
materials
and copper.
• The machine is
to
be
disposed
of
according
to
the
locally valid pollution control regula-ti-
ons;
if
necessary, aspecialist
is
to
be
commissioned.
Care must
be
taken that parts soiled
with
lubricants are disposed
of
separately
according to the locally valid pollution control regulations)
11
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Transportation, packing
and
storage
12
5 Transportation, packing and storage
5.01
Transportation to customer's premises
Themachines are delivered completelypacked.
5.02
Transpo1tation inside the customer's premises
Themanufacturer cannot be made liable
for
transportation inside the customer's premises
nor
to
other operating locations.
It
must be ensured that the machines are only transported
in
an uprightposition.
5
.0
3
Disposal
of
packing materials
The packingm~terials
of
this machine comprise paper, cardboard and VCE
fibre.
Proper dis-
posal
of
thepacking
materia1
is theresponsibility
of
the customer.
5.04
Storage
If
the machine is not
in
use, itcan bestored as itis
fo
r a period ofup to six months, butIt
should
be
protected aga
in
st dust
~d
moisture.
If
themachine is stored for longerp
eriod&,
the individual parts, especially the surfaces
of
moving parts, must beprotected against corrosion,
e.g.
by a film
of
oil.
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6
Explanation
of
symbols
Explanation
of
symbols
In this instruction manual, work to
be
carried out
or
important information
is
accentuated by
symbols. These symbols have the following
meanings:
[I]
Note, information
Cleaning, care ·
~
Lubrication
Maintenance, repairs, adjustment, service work
(only
to
be
carried out
by
technical staff)
13
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Controls
7 Controls
7.01 On/offswitch
u,-----------cu::=::::i- -
1
Fig. 7 - 01
7.02 Pedals
Fig. 7 - 02
14
<t The power supp ly to the machine is swit-
ched on or off
by turning switch 1.
w
~
The illustrated on/offswitch is
fitted to machines with Mauser
motors. If other motors are
used, a differentswi tch may be
fitted .
e With the on/offswitch on
+I =Sew
- 1 = Raise presser
foot
(on machines with -911/97)
- 2 =Trim thread
(on machines
with thread
trimmer -900/52)
+ 3 =Raise presser foot
(on machines without automatic
presser-foot
-9 11/97)
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7 .0 3 Lever for lifting the presser foot
0
@
Fig. 7 -03
Controls
• The sewing foot can be lifted by raising
lever 1.
7.04 Stitch-length ~djustment lever/ reverse sewing
1
Fig . 7 - 04
• Adjtist the stitch length by turning the
milled
nut on le ver 1 as required.
Reverse sewi
ng
~ For reverse sewing, push lever 1 up
during sewing.
15
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Controls
16
7.05 Adjustment nut for the top-feed stroke
Fig .7 - 05
Switch the machine offl
Danger due to unintentional
starting of
the machine!
11> Open cover l on the back ofthe ma-
chine, loosen screw 2 and
move as re-
quired.
7.06 Controlpanel(onlyon machines with Mauser
EcoDrive)
The description can be found in the separate instruction manual for the control panel.
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8
Installation and commissioning
Installationand commissioning
The machine must onlybe mounted and commissioned· by qualified personnel!
All relevant safetyregulations are
to be observed!
If themachine is ~elivered withouta table, it mustbe ensured that the frame
and
the table top which you intend to use can ho ld theweight of the machine
and the motor. Itmust be ensured
that the s11pporting structure is sufficiently
sturdy, including during all sewingoperations.
8.01 Installation
8.01.01
Thesitewhere themachine is installed must be provided with suitable connections for the
electric current, see Chapter 3 Specifications.
It must also be ensured thatthe standing surface ofthe machine site is firm and horizontal,
and that sufficient lighting is provided.
w
~
The method of packaging used requires thatthe table top be lowered for trans-
port. The following is a description ofhow
to adjust theheight of the table top.
Adjusting thetable-top height
Fig . 8 • 01
• Loosen screws 1 and 2 and set the desired table-top height
• Tighten screws 1
well.
• Adjust the position of the pedal so that you can operate it comfortably and tighten screw 2.
17
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Installation and commissioning
8.01.02
8.01.03
18
Assembling the motor (only on machines with Mauser -motor)
[]Innm I- -
ti
4 ~
~
[)nrnmj -'
3
Fig . 8- 02
[___
• Assemble motor mounting I, motor 2, belt guard support 3 and belt pulley 4 as shown in
Fig. 8-02.
Tightening the V-belt
2
Fig.8-03
1 09,020
• Fitthe V-belt.
• Loosen nut 1and tighten
the V-belt by
turning
motor mounting 2.
0 Tighten nut 1.
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8.01.04
Installation and commissioning
Mountingthe bottom V-belt guard
(0
~
3 2
Fig 8-04
e Loosen screws 2 and adjust belt guard support l so thatthe motorpulleyand V-belt run
freely.
• Tighten screws 2.
• Fasten belt guard 3 with screw 4.
I Oft-01
Fig. 8-04 shows a Mauser-motor. If a differentmotor is used, follow the instruc-
tions
of the Motor InstructionManual.
19
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Installation and commissioning
8.01.05 Fitting the upper belt guard
@
Fi . 8- 05
8.01.06
Fitting the synchronizer
Fi g.8 -06
20
If a large balancewheel is
used, the com er I of the belt
guard3 mu st be broken out.
• Screwstop
pi ece 2 onto belt guard part 3.
• Screw on belt guard part 3 onto the
housing.
e Screw on belt guardpart4 onto the
housing.
e Secure beltguard parts 5 and 6 onto the
table top.
• Push synchronizer I onto the shaft so
that stop 2 is standing in the slot on
the
synchronizer (seearrow)
u Tighten screws
3.
e Connect the synchronizerplug to the
control box.
o Connectthe synchronizer plug
to the ad -
apter (see Chapter 8.01.08 Connecting
the plugconnections and earth ca-
bles).
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