Union Special FS300 Series User Manual
Finest Quality
OPERATOR /ILLUSTRATED PARTS MANUAL
FS300 SERIES, PLAIN AND DIFFERENTIAL FEED,
HIGH SPEED FLAT BED MACHINES
MANUAL NO. PT9605
FOR STYLES
FS311S01 FS311S13
FS311S02 FS311S14
FS311S11 FS311S21
FS311S12
REV 11--07-98
From the library of: Superior Sewing Machine & Supply LLC
Manual No. PT9605 llustrated Parts List for FS300 Series Machines
Second Edition Copyright 1998
By
Union Special Corporation Rights Reserved In All Countries
Printed in U.S.A. Sept. 1998
PREFACE
This parts manual has been prepared to assist you in locating individual parts or assemblies on FS300 Series machines. It can be used in conjunction with Union Special Engineer'sManual EN9424.
It is the desire of Union Special that each machine run at its optimum performance. Parts listed in this manual are designed specifically for your machine and are manufactured with utmost precision to assure long lasting service.
This manual has been comprised on the basis of available information. Changes in design and/or improvements may incorporate a slight modification of configuration in illustrations or port numbers.
On the following pages are illustrations and terminology used in describing the parts used on FS300 Series machines.
From the library of: Superior2Sewing Machine & Supply LLC
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CONTENTS |
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PREFACE |
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..... 2 |
IDENTIFICATION OF MACHINES |
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CLASS DESCRIPTION .......................................................................................................................................... |
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STYLE OF |
MACHINES ............................... |
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.. ........................................................................... 4 |
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ILLUSTRATIONS .......................................................................................................................................................... |
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5 |
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IDENTIFYING PARTS .................................................................................................................................................. |
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NEEDLES |
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SAFETY RULES ........................................................................................................................................................ |
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CAUTION .........................................................................................................................................AREAS: |
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OPERATOR'SDAILY ............................................. . ...................CHECK LIST: |
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..................................................... 9 |
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OPERATING .........................................................................................................................................CAUTIONS: |
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OPERATING ........................................................................................................................CAUTIONS (CONT.): |
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OPERATING ......................................................................................................................................THE PEDALS: |
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LUBRICATION: ......................................................................................................................................................... |
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THREADING ..................................................................................................................................THE MACHINE: |
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THREADING ...................................................................................................................THE MACHINE (CONT.): |
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THREADING ...................................................................................................................THE MACHINE (CONT.): |
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THREADING ........................................................................................................................................MEDTHODS |
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ADJUSTING ..........................................................................................................................THE STITCH LENGTH: |
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PRESSER ............................................................................................................FOOT PRESSURE AND LIFTER: |
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BUSHINGS............... |
. ............................................................................................................................. 17 |
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NEEDLE BAR........... |
.. .............................................................................................................................. 19 |
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UPPER MAIN ................................................................................................................................................SHAFT |
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THREAD GUIDE ....................................................................................................................................................... |
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TENSION ................................................................................................................RELEASE & THREAD TENSION |
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PRESSER ................................................................................................................................................FOOT LIFT |
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COVERS. ... .............................. .. . ..........................UPPER |
ARM |
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.. ............................................................ 29 |
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LOWER MAIN .......................................................................................................................................SHAFT |
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LUBRICATION, ..............................................................................................................OIL TUBING & OIL PUMP |
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LOOPER ......................................................................................................................................................DRIVE |
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NEEDLE GUARD....................................... |
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LOOPER ............................THREAD TAKE-UP |
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FEED DRIVE ...............................................................................................MECHANISM FOR PLAIN FEED |
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FEED DRIVE .............. ............. ...............................................MECHANISM FOR DIFFERENTIAL FEED |
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.. ... 43 |
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FEED DRIVE .........................................................................................................MECHANISM FOR PLAIN FEED |
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FEED DRIVE .............................................................................................MECHANISM FOR DIFFERENTIAL FEED |
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COVERS, ............................................................................................................................................LOWER BED |
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COVERS. ..............................................................................................................LOWER BED FOR PLAIN FEED |
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COVERS, ...............................................................................................LOWER BED FOR DIFFERENTIAL FEED |
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SEWING .......................................................................................................................................................PARTS |
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TABLING ........AND NEEDLE DIPPER |
ASSEMBLY (EXTRA SEND CHARGE) |
.. .......................................... 57 |
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ACCESSORIES ...................................................................................................................................................... |
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NUMERICAL ..............................................................................................................................INDEX OF PARTS |
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NUMERICAL ............................................................................................................................INDEX OF PARTS |
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NOTES... |
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. ... ......... |
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............ 62 |
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NOTES ................................................................................................................................................................. |
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63 |
From the library of: Superior3Sewing Machine & Supply LLC
IDENTIFICATION OF MACHINES
Each UNION SPECIAL machine is identified by a style number, which is stamped into the style plate affixed to the middle of the machine under the tension assembly. The serial number is stamped into the serial number plate affixed to the right rear base of the machine.
CLASS DESCRIPTION
Precision high speed, single needle, plain or differential feed flat bed machines. Totally enclosed feed and looper drive mechanism, automatic forced feed lubrication system with easily replaceable filter. Main feed has thumbscrew adjustment and differential feed has lever adjustment and Independently driven rear needle guard.
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STYLE OF MACHINES |
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FS3llS01-1M |
SEAMER. One needle, plain feed, medium capacity. Needle thread ratio index furnished. |
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- Typical Application - For seaming side and inseams on work and dress pants. Seam |
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Specifications 401SSa-l Recommended needle 128 GBS sizes 075/029-090/036. Stitch |
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range 7-10 S.P.J.. Maximum recommended speed 6500 R.P.M .. |
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FS311SOl-lMCC2 |
SEAMER. Some as style FS3llSOl-l M, except with Power "Air Klipp" Chain Cutter. |
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FS3llS02-lM |
SEAMER. |
Same as style FS311SOl-lM, except foot with left yielding section. -Typical |
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Application - For side-seaming trousers when crossing front pockets. |
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FS3ll S021MCC2 |
SEAMER. |
Same as style FS311S02-l M. except with Power "Air Klipp" Chain Cutter. |
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FS311Sll-1M |
"FEEDING FOOT" SEAMER. Same as style FS311S01-l M, except with "Feeding Foot". -Typical |
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Application - For seaming trousers. coats etc. |
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FS311Sll-1MCC2 |
"FEEDING FOOT" SEAMER. Same as style FS311Sll-l M, except with Power "Air Klipp" Chain |
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Cutter. |
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FS311Sl2-1M |
"FEEDING FOOT" SEAMER. Same as style FS311Sll-l M, except foot with left yielding section. |
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-Typical Application - For side-seaming trousers when crossing front pockets. |
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FS311Sl2-1MCC2 |
"FEEDING FOOT" SEAMER. Same as style FS311Sl2-lM, except with Power "Air Klipp" Chain |
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Cutter. |
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FS311Sl3-1M |
"FEEDING FOOT" SEAMER. Same as style FS311Sll-1M, except with NARROW "FEEDING |
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FOOT". -Typical ApplicationFor seaming trousers. coats, panels for baseball caps and |
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similar operations. Recommended needle 128 GBS sizes 070/027 - 080/032. |
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FS311 Sl3-l MCC2 |
"FEEDING FOOT" SEAMER. Some as style FS311Sl3-1 M, except with Power "Air Klipp" Chain |
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Cutter. |
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FS311Sl4-1M |
"LOW INERTIA FOOT" SEAMER. Same as style FS311S01-1 M, except"Low Inertia" presser foot. |
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-Typical Application - For seaming side and inseam trousers. |
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FS311Sl4-1MCC2 |
"LOW INERTIA FOOT" SEAMER. Some as style FS311Sl4-l M. except with Power "Air Klipp" |
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Chain Cutter. |
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FS312S21-lM |
DIFFERENTIAL FEED "LOW INERTIA FOOT" |
SEAMER. Same as style FS3ll 514-1 M, except |
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tandem differential feed. |
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FS312S21-1MCC2 |
DIFFERENTIAL FEED "LOW INERTIA FOOT" |
SEAMER. Same as style FS312S21-l M, except |
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with Power "Air Klipp" Chain Cutter. |
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From the library of: Superior4Sewing Machine & Supply LLC
ILLUSTRATIONS
This manual has been arranged to simplify ordering repair parts. Exploded views of various sections of the mechanism ore shown so that the parts may be seen in their actual position in the machine. On the page opposite the illustration will be found a listing of the parts with their part numbers. description and the number of pieces required in the particular view being shown.
Numbers in the first column are reference numbers only, and merely indicate the position of the part in the
Illustration. The reference number should never be used in ordering parts. Always use the part number listed in the second column.
Component ports of sub-assemblies which can be furnished for repairs are indicated by indenting their descriptions under the description of the main sub-assembly. As an example refer to the following text.
5. |
50366B |
Needle Thread strike-Off Assembly ............. |
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6. |
50358V |
Needle Thread strike-Off ..................... |
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7. |
50370F |
Thread Strike-Off Component .................... |
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8. |
SS7060310SP |
Screw. tor plate strike-off ......................... |
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When a part is common to all machines covered in this manual. no specific usage will be mentioned in the description. However. when the parts for the various machines are not the same. the specific usage will be mentioned in the description and, if necessary, the difference will be shown in the illustration.
*Ref. No. showing no Part No. is for location only. Part is not for sale separately.
A numerical index of all the parts shown in this manual Is located at the back. This will facilitate locating the illustration and description when only a part number is known.
IDENTIFYING PARTS
Where construction permits. each part is stamped with its part number. On some of the smaller parts and on those where construction does not permit. an identification letter is stamped in to distinguish the part from similar ones.
PLEASE NOTE: Part numbers represent the same part, regardless of which manual they appear. On all orders please include part number. name and style of machine for which the part was ordered.
For optimum performance use only genuine Union Special replacement parts.
NEEDLES
Each needle has both a type and size number. The type number denotes the kind of shank, point, length. groove. finish and other details. The size number. stamped on the needle shank. denotes the largest diameter of the blade measured between the shank and the eye. Collectively. the type number and size number represent the complete symbol which is given on the label of all needles packed and sold by Union Special
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DESCRIPTION |
128 GBS |
Short. double groove. struck groove. ball eye. spotted. ball point chromium platedSizes available |
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070/027. 075/029. 080/032. 090/036. |
When changing the needle, make sure it is fully inserted in the needle holder before the screw Is tightened.
When ordering needles, please use the complete type and size numbers as printed on the package to ensure prompt and accurate processing of your order. A complete order should read as follows: "1 00 needles. type 128 GBS. size 075/029".
From the library of: Superior5Sewing Machine & Supply LLC
SAFETY RULES
l. Before putting the machines described in this manual into service, carefully read the instructions The starting of each machine is only permitted after taking notice of the instructions and by qualified operators.
IMPORTANT! Before putting the machine into service. also read the safety rules and instructions from the motor supplier.
2.Observe the national safety rules valid for your country.
3.The sewing machines described in this instruction manual are prohibited from being put into service until it has been ascertained that the sewing units which these sewing machines will be built into, have conformed with the EC Council Directives (89/392/EEC, Annex II B).
Each machine is only allowed to be used as foreseen The foreseen use of the particular machine is described in paragraph ~sTYLES OF MACHINES" of this instruction manual. Another use. going beyond the description, is not as foreseen.
Lt. All safety devices must be in position when the machine is ready for work or in operation. Operation of the machine without the appertaining safety devices is prohibited.
5.Wear safety glasses.
6.In case of machine conversions and changes all valid safety rules must be considered. Conversions and changes are made at your own risk.
7.The warning hints in the instructions are marked with one of these two symbols:
8.When doing the following the machine has to be disconnected from the power supply by turning off the main switch or by pulling out the main plug:
8.1When threading needle(s), looper. spreader etc.
8.2When replacing any parts such as needle(s), presser foot, throat plate, looper, spreader, feed dog, needle guard, folder, fabric guide etc.
8.3When leaving the workplace and when the workplace is unattended.
8.4When doing maintenance work.
8.5When using clutch motors without actuation lock, wait until the motor is stopped totally.
9.Maintenance, repair and conversion work (see item 8) must be done only by trained technicians or special skilled personnel under consideration of the instructions.
10 Any work on the electrical equipment must be done by an electrician or under direction and supervision of special skilled personnel.
11, Work on parts and equipment under electrical power is not permitted. Permissible exceptions are described in the applicable sections of standard sheet DIN VDE 0105.
12.Before doing maintenance and repair work on the pneumatic equipment. the machine has to be disconnected from the compressed air supply. In case of existing residual air pressure, after disconnecting from compressed air supply (i.e. pneumatic equipment with air tank), the pressure has to be removed by bleeding.
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From the library of: Superior Sewing Machine & Supply LLC
FS300 SERIES
BUILDING BLOCK STYLE DESIGNATION SYSTEM
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IDESCRIBES |
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TYPICAL |
APPLICATION! |
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S•cSEAMING |
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Nl::LDLE |
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L• -LAP SEAM |
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32=3.2mm |
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•00-99=VAHIETY |
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36=3.6mm |
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64=6.4 mm |
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72=1.2mm |
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CHAIN |
STITCH |
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JoMULTI |
THHI::AD |
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Z=BOTTOM COVERSTITCH |
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NUMBER |
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3=TOP & BOTTOM |
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COVERSTJrCH |
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1 =SINGLE |
NEEDLE MACHINE |
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Z=TWO |
NEEDLE MACHINE |
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3=THREE |
NEECLE MACHINE |
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CS=CYLINOER |
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BED |
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FS=FLAT |
BED |
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FS3 1 1SO 1 |
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lM __ / |
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CG:CE=:Nc;Ec;cRA T 1ON |
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Z=SECOND |
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3=TH l_cRo_D_ |
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CAPACITY |
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M=MEDIUM |
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H=HIGH |
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FEED |
TYPE |
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Z=OJFFER~NTJAL |
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•AVAILABLE IN
MULTI NEEDLE MACHINES ONLY
DEVICES
CC~=CHA!N CUTTER
•I-9=VARIETY OF DEVICES
~-----,
__
From the library of: Superior7Sewing Machine & Supply LLC
CAUTION AREAS:
, |
BELT GUARD |
, |
' |
IN PLACE |
• |
[' ___________j
From the library of: Superior8Sewing Machine & Supply LLC
OPERATOR'SDAILY CHECK LIST:
The following should be checked daily and cleaned as required when it applies to your Union Special machine:
• •Oil |
flow |
• •Lint area (clean with compressed air or brush) |
• • Cooling airways |
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• •Oil |
level |
• • Needle bar bushings |
• •In |
the machine |
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• • Under feed dogs & throat plates |
• •In the motor |
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• •In |
knives |
• •In |
the cooling package |
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• •In |
thread control eyelets |
(package is on extra send charge) |
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1.The oil level in the sight gauge should be between the two red lines when the machine is at rest. If not, fill with Union Spe- cial Specification 175 oil, (Union
Special Part No. 28604R).
2.The correct rotating direction of the handwheel is counterclockwise, as viewed from the handwheel'sside. NEVER run the machine in reverse direction.
OPERATING CAUTIONS:
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1. Do not put your hand under 2. |
Do not put your hand into the 3. |
Turn off the power switch and |
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the needles when turning on |
sewing area while the ma- |
make sure the clutch motor is |
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the power switch or at any |
chine is running. |
at rest before removing the V |
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time. |
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belt. |
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From the library of: Superior 9Sewing Machine & Supply LLC
OPERATING CAUTIONS (CONT.):
4.During operation, do not allow head, hands or any instrument tool etc. near handwheel, V belt and motor.
5.Do not operate your machine without the proper belt guard, sewing guards or any other protectors that have been provided. Doing so is very dangerous.
6.Before inspecting, adjusting, cleaning, threading the head or replacing needles. turn OFF the power switch. Make sure the flywheel on the motor has stopped, it will be kept running by inertia after turning OFF the power switch. DO NOT depress the foot pedal while the machine is running or it will cause the machine to rotate abruptly.
7.Turn OFF the power switch when you leave your machine or in case of a power failure.
8.Do not wipe the machine surface with lacquer thinner.
OPERATING THE PEDALS:
DDQ Q
1.Locate the center of drive treadle (A) to be in line with the needles
2.Locate presser lifter pedal (B) for operator comfort.
3Use S-shaped hook (C) to connect presser lifter pedal chain (D) to presser lifting lever (E).
From the library of: Superior10Sewing Machine & Supply LLC
LUBRICATION:
--~, -- --
''".--
_: ,,__ ---
B
c
The oil should be between the two red lines in sight gauge (B) when the machine is at rest.
I.If oil is required remove oil cap (A).
2.Fill between lines (B) with Union Special Specification 175 oil (Union Special Part No. 28604R).
CAUTION! Do not exceed the upper red marker line. Excessive oil in the machine will result in oil leakage and possible overheating.
3.To drain oil reservoir. remove oil drain cap (C) on the underside of the machine.
4.To ensure oil flow through machine, check oil flow window (D).
From the library of: SuperiorllSewing Machine & Supply LLC
THREADING THE MACHINE:
~ Turn off main power switch before threading! When using clutch motors without actuation lock
~walt until the motor has completely stopped.
Thread the machine according to the following threading illustrations. |
A |
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2 |
1 |
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B
--- .. ,., .. '-.--
3
A |
Left Needle Thread |
1 |
Thread Lubricator Area |
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B |
Looper Thread |
2 |
Needle Bar Area |
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3 |
Thread Take-Up Area |
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12
From the library of: Superior Sewing Machine & Supply LLC
THREADING THE MACHINE (CONT.):
~"'
l..lrA
""
If
B
Long groove \ rocong to the r.-ont
The standard needle is 128 GBS, needle range sizes "070/027-
090/036."
Insert needle according to the following procedure:
1.Bring needle head (A) to the highest position.
2.Loosen screw (B), insert needle into holes The needle scarf should face rearwards as viewed from the operator's side.
3.Retighten screw (B).
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Thread |
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Needle |
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Lubricator |
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Area |
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Bar |
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3 |
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Thread
Take··up
Area
From the library of: Superior13Sewing Machine & Supply LLC
THREADING THE MACHINE (CONT.):
When the needle thread lubricator is used.
1.Saturate felt (A)
2.Pass thread over felt.
When the needle thread lubricator is not used: 1. Remove felt (A).
A
THREADING MEDTHODS |
Twisted Thread |
Non-Twist Thread |
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CAUTION! |
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When using an untwisted thread |
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such as wooly nylon or weak |
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thread, do not wind it around |
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the intermediate thread guide. |
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From the library of: Superior14Sewing Machine & Supply LLC
PRESSER FOOT PRESSURE AND LIFTER:
Adjust presser foot pressure by loosening nut (A) and turning presser foot adjust screw (B) clockwise to Increase the pressure, counterclockwise to decrease the pressure.
2. Retighten nut (A).
ADJUSTING THE STITCH LENGTH:
Turn off main power switch before setting the stitch length! When using clutch motors with- out actuation lock wait until the motor has completely stopped.
1.To change stitch length turn stitch regulating screw (A).
Clockwise to increase the stitches per inch/shorten the length of one stitch.
Counterclockwise to decrease stitches per inch/increase the length of one stitch.
2.Numbers 0-11 on stitch regulating screw are for operator's reference only.
DIFFERENTIAL FEED MECHANISM:
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f3 |
~ ~ |
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0
Numbers
0- 1 1
A
1.Loosen screw (A) and move lever (B) up for gathering(+) and down(-) for stretch.
2.Retighten screw (A).
3.When the main stitch travel is set at .078" (2mm) the differential ratio for maximum gather is 1: 1 5. maximum stretch is 1:0.6, depending on material
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-· |
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_o_ |
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-- ~ |
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A |
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l=, |
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--= |
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cH< |
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II II |
®_ |
1111 |
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JD |
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From the library of: Superior15Sewing Machine & Supply LLC
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. |
15 |
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. ·14··... |
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~-'---'···········o. . |
13 |
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.·..~· |
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/ |
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From the library of: Superior16Sewing Machine & Supply LLC
BUSHINGS
Ref. |
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Amt. |
No. |
Part No. |
Description |
Req. |
1.50654
2.50332U
3.50330CZ
4.50654A
5.50344BE
6.SQ1110401MZ
7.50344BC
8.50344E
9.50344BF
10.350368$
11 . 50393GE
12.22571L
13.50393FU
14.50393EY
15.50392AB
16.PS0400142KH
17.50381E
18.50344BU
19.SQlll 0401 MZ
Bushing, for needle bar, upper . |
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Pin, for front lifter lever ......... . |
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Bushing, for presser bar.......... |
....................... . |
1 |
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Bushing, for needle bar, lower |
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........... . |
1 |
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Bushing, for lower mainshaft. left . |
........... |
............ .. ... ............ . |
1 |
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Fitting ........... .......... |
.. ........... |
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...................................... . |
1 |
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Bushing. for needle lever .......... |
.. ....... |
.... ...... .... ........... . |
1 |
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Bushing ... .. ........ .. ....... |
.. .. ... ..... .. ... |
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.................................. . |
1 |
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Bushing, for lower mainshaft, right |
............................................. |
. |
1 |
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Stitch |
Regulator Bushing . |
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1 |
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Oil Sight Gauge ..... |
............ |
........... . |
1 |
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Screw, for drain plug .. |
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1 |
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Fitting, |
oil tube ...... . |
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1 |
Fitting, |
filter ........... . |
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1 |
Bushing, for tension |
release .. . |
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1 |
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Pin .... |
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... ... ............ |
.......... . |
1 |
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Bushing, for lifter lever, back ............... |
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.. .......... . |
1 |
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Bushing, front ... ... ..... |
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........... .. |
1 |
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Fitting ........... .. ............... |
........ |
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.. ................................. |
1 |
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From the library of: Superior17Sewing Machine & Supply LLC
TORQUE"
I 18IZ.-20i0-2..:..3N~f·I
2
.,,,;o!~'' ,,
21
22
3
4
'
'
un 1 onL~ct•tel
N pecn1 1
0 • CE27
9
12 ln. lbs |
' |
.0-2.CJNmi |
:' |
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From the library of: Superior18Sewing Machine & Supply LLC
NEEDLE BAR
Ref. |
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Amt. |
No. |
Part No. |
Description |
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Req |
1 . |
SS4080620TP |
Screw. |
.................................................................................. |
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2. |
50323P |
Needle Bar Eyelet ........... |
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3. |
50317B |
Needle Bar . |
...... ........ |
...................................... .. |
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4. |
50345W |
Connecting |
Rod |
Assembly . |
............ ............. .... |
.. .......... . |
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5. |
50355AM |
Needle |
Bar Clamp .... . ........... |
....... ..... ......................... . |
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6. |
SS7111120TP |
Screw |
...... ..... |
.. ............................... .. |
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7. |
50352 |
Pivot Pin . .......... |
................ |
... .. .......... |
.. .......... .. |
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8. |
661-2598 |
Needle Bearing Cage |
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.............. |
. |
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9. |
50355AN |
Connecting |
Rod |
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.............. |
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10. |
50351 A |
Washer ...... |
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.. .......... . |
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11. |
50393JP |
Eyelet Seal ... |
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.......................... . |
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12. |
50358X |
Needle Thread Eyelet. |
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13. |
SS7080520SP |
Screw ............. |
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.............................................. |
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CE27 |
Loctite Adhesive. (not shown), for screw .................... |
. |
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14. |
50354F |
Slide Block ............. |
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.. ....................... .. |
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CE63 |
Three Bond Adhesive. (not shown), for slide block ... .. |
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15. |
SS811 0422TP |
Screw ... ....... |
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. . ....... .. ........ .. |
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16. |
29476TC |
Oil Tube Assembly . |
............. .. |
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17. |
50393JZ |
Oil Tube |
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............ .. |
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18. |
50393JW |
Hose Clamp ...... |
.. ..................... .. |
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19. |
SS6090440SP |
Screw, for oil tube assembly. |
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I |
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20. |
SS6121010SP |
Screw |
............ |
. ........... |
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.......... . |
2 |
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21. |
29476VN |
Slide Block Guide and Cover Assembly ........................ |
.. |
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22. |
50338 |
Guide, for slide block |
....................... |
.. |
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23. |
666-328 |
Felt, for |
slide block. ........... |
............ .............. .. |
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CE59 |
Loctite Adhesive. (not shown), for felt. |
.......... . |
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24 |
50338A |
Cover. for guide .............. |
. |
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25 |
SS6090620SP |
Screw ...... |
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.. ...................... .. |
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From the library of: Superior19Sewing Machine & Supply LLC
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I I |
12 |
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TORQUE: |
13 |
' |
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' ' |
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46·48in.lbs. |
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'' |
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15.Z-5.4Nml |
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TORQUE: |
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'' |
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32-34in. lbs, |
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13,6·3.9Nml |
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' ' |
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'' |
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'' \
' ' ' ' ' \,
32-34in.lbs,
13.6-3.9Nml
TORQUE:
54·56in.lbs.
16.0-6.3Nml
~-t--
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3 |
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4 |
/~/':OROUE' |
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_.. ~ |
'f6·18•nlbs. . |
~TORQUE: |
15.2 5.4Nml |
2 |
5'1-~6in.lbs.
16.0-6.3Nml
From the library of: Superior20Sewing Machine & Supply LLC
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