Strobel 141-23EV, 141-30, 141-50, 142-30, 142-40 Mechanic's Instructions
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For the professional user
Mechanic‘s Instructions
Für den professionellen Anwender
Mechanikeranleitung
Class:
Klasse:
Model:
Ausführung:
Machine number:
Maschinen-Nr.:
Dated:
Stand:
141-23EV Ausf. 10
141-30 Ausf. 6
141-40 Ausf. 7
141-50 Ausf. 3
142-30 Ausf. 6
142-40 Ausf. 5
S p e z i a l m a s c h i n e n G m b H
The sign of quality
Y
ou nd the Strobel trademark on every Strobel
machine leaving our works. And with good reason.
This symbol is a guaranteen of the high quality of
our products. Quality which creates trust – trust
in our technology, our service and, not least of all,
in our good name.
Im Zeichen der Qualität
ie nden die Strobel-Schutzmarke auf jeder
S
Strobel-Maschine, die unser Werk verlässt.
Und das aus gutem Grund. Denn dieses Zeichen
garantiert Ihnen die hohe Qualität unserer
Produkte. Qualität, die Vertrauen schafft – in unsere
Technik, unseren Service und nicht zuletzt in unseren
guten Namen.
A decision with future
S
trobel clients know that they can expect a particularly high standard of performance from our company
and our machines. Now you have settled for one of
our products. For us this is a source of encouragement
and of obligation to Justify your trust.
If you wish to prot from the performance and
efciency of your Strobel machine as long as possible,
exact handling and thorough care is necessary. For this
reason we kindly request that you read the operating
instructions closely. It provides all the information you
need for trouble free operation.
And if you do happen to need a spare part the enclosed
spare parts list gives a complete overview. It is clearly
classied according to components so that you can nd
the required part quickly and easily. In order to avoid
errors we request you to quote machine class, machine
number and part number completely on your spare part
order.
We wish you lots of success in your work with your
new Strobel machine.
S p e z i a l m a s c h i n e n G m b H
Mechanic’s instructions
STROBEL Classes 141-23EV, -30, -40, -50, 142-30, -40
Contents
1 General notes on safety ............................................................................................ 5
2 General ..................................................................................................................... 7
2.1 Operating instructions ..................................................................................... 7
2.2 Class identification, serial number and orientation of the machine................. 7
2.3 Range of application and intended use .......................................................... 7
2.4 Technical Data ................................................................................................ 9
2.5 Brief setting instructions ............................................................................... 10
3 Disassemble the machine ....................................................................................... 11
3.1 Disassemble the main shaft (Fig. 1 and Fig. 2) ............................................ 11
4 Assemble the Machine ............................................................................................ 13
4.1 Mount the shaft (Fig. 1) ................................................................................ 13
4.2 Mount stitch regulating eccentric 353.0031 .................................................. 13
4.3 Adjust stitch regulating bolt 137.0014 for stitch adjustment .......................... 15
4.4 Adjust needle- and feed motion .................................................................... 15
4.5 Looper motion............................................................................................... 16
4.5.1 Adjust the looper motion .................................................................. 16
4.5.2 Adjust the looper eccentric (on single thread machines).................. 17
4.5.3 Adjust the looper eccentric (on two tread machines) ....................... 17
4.5.4 Adjust the front crank ....................................................................... 18
4.5.5 Set the looper in its front position to the feed cup ............................ 19
4.5.6 Adjust stroke of loop ........................................................................ 19
4.5.7 Adjust the front bearing block........................................................... 19
4.5.7.1 Basic dimensions for front and rear bearing block ........... 19
4.5.8 Adjust the rear bearing block ........................................................... 20
4.6 Adjust height of rear feed cups ..................................................................... 20
4.7 Mount the front feed cup .............................................................................. 20
4.8 Length adjustment of bar 133.0851 between stitch regulation rod and free
wheeling ....................................................................................................... 20
4.9 Thread lifting mechanism at needle bar head .............................................. 20
4.10 Spring tension at feed cup support arm 333.0114 ........................................ 21
4.10.1 Plate arm lifting ................................................................................ 21
4.11 Needle setting ............................................................................................... 22
4.11.1 Adjusting needle height (Fig. 10 and Fig. 11)................................... 22
4.12 Chaniging the looper .................................................................................... 23
4.13 Maintenance ................................................................................................. 24
4.14 General Data ................................................................................................ 24
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5 Notes on repair and adjustment .............................................................................. 27
5.1 Transport plate assembly ............................................................................. 27
5.2 Exchanging the transport plate ..................................................................... 27
5.3 Mounting and setting instructions for STROBEL gathering device No.
314.0399 ...................................................................................................... 28
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Appendix
Circuit diagrams
Connecting the sewing ma chine:
259.00.16 Pneumatic circuit diagram Cl. 142
259.10.16 Pneumatic construction circuit diagram Cl. 142
Connecting digital display:
258.21.27 Electric connection diagram Cl. 141 – digital display
Subject to change without prior notice
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4 MA_141_142_A10-6-7-3-6-5_130617_en
1 General notes on safety
The non-compliance wi th the fol l owing notes on safety can lead to bodily
injuries or to damages of the machine.
1. The machine must only be operated by persons familiar with the relevant
operating instructions and who have been instructed accordingly.
2. Before commissioning also read the notes on safety and the operating
instructions of the sewing drive manufacturer.
3. The machine must only be operated according to its designation and not
without the appropriate guards; all explicit safety regulations must also be
observed.
4. For threading, for changing the reels, for exchanging sewing tools such as
needles, grippers, stitch plate, transport devices, if necessary cutter and
cutting block, for cleaning, when leaving the workplace and for
maintenance work, switch off main switch or pull mains plug. With a
mechanically operated coupling motor without activation lock, wait until the
motor has stopped.
5. General maintenance work must only be carried out by appropriately
instructed persons in accordance with the operating instructions.
6. Repair, modification and maintenance work must only be carried out by
qualified staff or by appropriately instructed persons.
7. During maintenance and repair work at pneumatic devices, the machine
must be disconnected from the pneumatic supply network. Exceptions are
only admissible during adjusting work and function test by appropriately
instructed qualified staff.
8. Work at the electrical equipment must only be carried out by qualified
staff.
9. Work at parts and devices under voltage is not allowed. Exceptions are
regulated by the regulation EN50110 (DIN VDE0105).
10. Modification or alteration at the machine must only be undertaken under
consideration of all explicit safety regulations.
11. Only spare parts released by us for use are to be used during repairs.
12. The commissioning of the upper part is prohibited until it has been
determined that the entire sewing unit complies with the regulations of the
EC guidelines.
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13. Warning notes in the operating instructions of the machine, which point
out special points of danger, are marked at the appropriate positions with
the safety symbol.
Warning notes in the operating instructions of the machine which point out
special dangers of injury for operating or qualified staff, are marked at the
appropriate positions with the symbol
It is essential that you observe and follow these notes as well as the
generally valid safety regulations.
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2 General
2.1 Operating instructions
Any person involved in the installation, operation, maintenance and repair of
the machine must have read and understood the operating instructions and
mainly the safety instructions before starting the machine. Please open the
illustrations at the beginning of these operating instructions, so you can follow
the illustrations step by step while reading the instructions.
2.2 Class identification, s e rial number and or ientation of the machine
The operating side of the machine is the basis for descriptions referring to
sides. The class identification (type) as well as serial and model number (after
the dash) are located below the left handwheel. These data are also shown on
the front page of the operation instructions.
2.3 Range of applicati on a nd intended use
Class 141-23EV
Single Thread Overseaming Machine with gathering device for sewing insoles
to uppers of heavy weight textile and leather shoes up to total thickness
of 7 mm.
With appropriate optional features also suitable for "string lasting" and
California processing.
Class 141-30
Single Thread Overseaming Machine for sewing fur facings, heavy furs such
as lambskin, imitated furs and polishing wheels.
Class 141-40
High Speed Single Thread Overseaming Machine for fine fur stranding (let-out)
and general sewing operations.
Class 141-50
High Speed Single Thread Overseaming Machine for very fine stranding
(let-out) operations at fur.
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Class 142-30
Two Thread Cup Seaming Machine for sewing and overedging soft rubber
foam. Material thickness compressed state up to 4 mm. Also suitable for
clothing quilts and for decorative stitches of fur and leather garments.
Special version Class 142-30N
Two Thread Cup Seaming Machine for sewing of coated material for diving and
surfing suits (e.g. neoprene) for material thickness of 4 – 7 mm.
Class 142-40
Two Thread Cup Seaming Machine for sewing and overedging soft rubber
foam. Material thickness compressed state up to 2 mm. Also suitable for
clothing quilts and for decorative stitches of fur and leather garments.
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