Pfaff 333-712/02 Instruction Manual
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Summary of Contents for Pfaff 333-712/02
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Page 1: Instruction Manual
-712/02 -712/03 Instruction manual This instruction manual applies to machines from the following serial numbers onwards: # 2561095 296-12-18 360/002 Betriebsanleitung engl. 10.02... - Page 2 This Instruction manual is valid for all models and subclasses listed in the chapter „Specifications“ . The reprinting, copying or translation of PFAFF Instruction Manuals, whether in whole or in part, is only permitted with our previous permission and with written reference to the source.
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Page 3: Table Of Contents
.01.02 Tensioning the v-belt (PFAFF 333-712/03) ..............8 - 2 .01.03 Fitting the upper belt guard (PFAFF 333-712/03) ............8 - 2 .01.04 Fitting the lower belt guard (PFAFF 333-712/03) ............8 - 3 Mounting the flange motor (PFAFF 333-712/02) ............8 - 3 .02.01... -
Page 4: Contents
Top feed lifting motion ....................11 - 5 .04.05 Top feed stroke ......................11 - 6 .04.06 Needle-thread tension release (on the PFAFF 333-712/02) ........11 - 7 .04.07 Needle-thread tension release (on the PFAFF 333-712/03) ........11 - 8 .04.08 Thread check spring .................... - Page 5 Knife ......................... 11 - 20 .05.10 Cutting test ....................... 11 - 21 .05.11 Adjusting the synchronizer (PFAFF 333-712/03) ............11 - 22 .05.12 Setting the parameters for machine positions (PFAFF 333-712/02) ......11 - 22 Wearing parts ......................12 - 1...
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Page 6: Safety
Safety Safety 1.01 Regulations This machine has been made according to the European regulations indicated in the conformity and manufacturer’s declarations. In addition to this instruction manual, please also observe all generally accepted statutory and other legal requirements, including those of the user’s country, and the valid pollution control regulations! The locally valid regulations of the social insurance institution responsible for occupational accidents, or other supervisory authorities, must be strictly adhered to! -
Page 7: Safety Symbols
● The user must ensure that none of the safety devices are removed nor put out of working order. ● The user must ensure that only authorized persons operate and work on the machine. For further information please refer to your PFAFF agency. 1 - 2... -
Page 8: Operating And Technical Staff
Safety Notes for operating and technical staff Operating staff 05.01 Operating staff are the persons responsible for setting up, operating and cleaning the machine and for removing any disturbances in the sewing area. The operating staff must be sure to observe the following items: ●... -
Page 9: Danger Warnings
Safety Danger warnings A working area of 1 m must be kept free both in front of and behind the machine, so that easy access is possible at all times. Never put your hands or fingers in the sewing area during sewing! Danger of injury by the needle! While setting or adjusting the machine do not leave any objects on the table nor in the needle plate area! Objects may be trapped or flung out of the machine! -
Page 10: Proper Use
Proper use Proper use The PFAFF 333 is a single-needle lockstitch cylinder bed sewing machine for industrial lockstitch darning operations. Any use of this machine which is not approved by the manufacturer shall be considered as improper use! The manufacturer shall not be held liable for any... -
Page 11: Specifications
Power supply fuse: ............see instruction manual of motor Ambient noise level: Workplace noise level, PFAFF 333-712/02, at a speed of 800 r.p.m...... 78 dB(A) Workplace noise level, PFAFF 333-712/03, at a speed of 1,200 r.p.m....80 dB(A) Noise measurement according to DIN 45636-48-A-1 ◆... -
Page 12: Disposal Of The Machine
Disposal of the machine Disposal of the machine ● The proper disposal of the machine is the responsibility of the user. ● The materials used for the machine are steel, aluminium, brass and various plastics. The electrical equipment consists of plastics and copper. ●... -
Page 13: Transportation, Packing And Storage
Transportation, packing and storage Transportation, packing and storage Transportation to customer's premises Within the Federal Republic of Germany, complete machines (with table and motor) are delivered without packing. Machines without table (only sewing heads) and machines intended for exports are packed. Transportation inside the customer's premises The manufacturer cannot be made liable for transportation inside the customer's premises nor to other operating locations. -
Page 14: Explanation Of The Symbols
Explanation of the symbols Explanation of the symbols In this Instruction Manual, work to be carried out and important information are drawn to your attention by symbols. The symbols have the following meanings: Note, information Cleaning, care Lubrication Servicing, repairing, adjustment, maintenance (only to be carried out by specialist personnel) 6 - 1... -
Page 15: Controls
Quick motors. If other motors are used, a different switch may be fitted. Fig. 7 - 01 On/off switch (PFAFF 333-712/02) ● Turn the machine on/off by pressing the On/Off switch 1. Fig. 7 - 02 7 - 1... -
Page 16: Pedal (On Versions With One Pedal)
Controls Pedal (on versions with one pedal) = Neutral position = Sewing = Thread trimming (on machines with thread trimmer –900/51) and presser foot lifting. For further pedal functions please refer to the instruction manual of the motor manufacturer. Fig. 7 - 03 Pedals (on version with two pedals) = Neutral position = Sewing... -
Page 17: Top Feed Stroke Adjustment
Controls Top feed stroke adjustment Switch off the machine! Danger of injury due to unintentional starting of the machine! ● The top feed stroke is adjusted by re- positioning lever 1. To do this, remove cover 2 at the rear side of the machine and loosen screw 3. -
Page 18: Installation And Commissioning
Installation and commissioning Installation and commissioning The machine must only be installed and commissioned by qualified personnel! All relevant safety regulations must be strictly adhered to! If the machine is delivered without a table, be sure to use a stand and table that will reliably support the weight of the machine with its motor. -
Page 19: Tensioning The V-Belt (Pfaff 333-712/03)
Installation and commissioning Tensioning the v-belt .01.02 (PFAFF 333-712/03) ● Loosen nuts 1. ● Tension v-belt by adjusting bracket 2. ● Tighten nuts 1. Fig. 8-02 shows a Quick motor. If a different motor is used, please refer to the instruction manual of the motor manufacturer. -
Page 20: Fitting The Lower Belt Guard (Pfaff 333-712/03)
Fig. 8 - 04 Mounting the flange motor (PFAFF 333-712/02) Mounting the flange motor to the bearing plate .02.01 ● Attach bearing plate 1 to motor 2 with screws 3 as shown in Fig. 8 - 05. -
Page 21: Mounting The Flange Motor To The Machine
Installation and commissioning Mounting the flange motor to the machine .02.02 ● Attach bearing plate 1 of motor 2 to the machine case with screws 3 (only tighten screws 3 slightly). ● Remove the wedge from motor shaft 4. ● Fit toothed belt wheel 5 to the motor shaft 4, so that the point of the screw is located in the groove of the motor shaft. -
Page 22: Connecting The Plug Connections And Earth Cable
Installation and commissioning Connecting the plug connections and earth cable .02.04 ● Connect all plugs coming from the machine as labelled in the control box. ● Attach the earth cables from the sewing head and the motor to the rear side fo the control box as shown in Fig. -
Page 23: Assembling The Reel Stand
Installation and commissioning Assembling the reel stand ● Assemble the reel stand as shown in Fig. 8-10. ● Afterwards insert the stand in the hole in the table top and secure it with the nuts provided. Fig. 8 - 10 ▲... -
Page 24: Setting Up
Setting up Setting up All instructions and regulations in this manual must be observed. Special attention must be given to all safety regulations! All setting-up work must only be done by personnel with the necessary training. For all setting-up work the machine must be isolated from the power supply by turning off the on/off switch or removing the machine plug from the electric power socket! Inserting the needle... -
Page 25: Winding The Bobbin Thread, Regulating The Winder Tension
Setting up Winding the bobbin thread, regulating the winder tension Fig. 9 - 02 Fig. 9-02 shows a machine with thread trimmer -900/51. ● Place an empty bobbin 1 on winder spindle 2. ● Thread up as shown in Fig. 9-02 and wind the thread a few times clockwise around bobbin 1. -
Page 26: Changing The Bobbin
Setting up Changing the bobbin Switch off the machine! Danger of injury due to unintentional starting of the machine! Removing the bobbin case: ● Lift latch 1 and take out bobbin case 2. Inserting the bobbin case: ● Insert full bobbin case so that you feel it snap in place. -
Page 27: Threading Needle Thread/Adjusting Needle Thread Tension (On The Pfaff 333-712/02)
Setting up Threading needle thread/adjusting needle thread tension (on the Pfaff 333-712/02) Fig. 9 - 05 Switch off the machine! Danger of injury due to unintentional starting of the machine! ● Thread needle thread as shown in Fig. 9-05. Be sure to thread the needle from the left. -
Page 28: Threading Needle Thread/Adjusting Needle Thread Tension (On The Pfaff 333-712/03)
Setting up Threading needle thread/adjusting needle thread tension (on the PFAFF 333-712/03) Fig. 9 - 06 Switch off the machine! Danger of injury due to unintentional starting of the machine! ● Thread needle thread as shown in Fig. 9-06. Be sure to thread the needle from the left. -
Page 29: Threading The Gimp Thread
Setting up Threading the gimp thread Switch off the machine! Danger of injury due to unintentional starting of the machine! ● Place gimp thead under spring 1 and thread it through the needle hole. ● After darning, clamp gimp thread under spring 2 to ensure the gimp thread does not have to be re-threaded for the next darning operation. -
Page 30: Care And Maintenance
Care and maintenance Care and maintenance Care and maintenance intervals Cleaning ............daily, in continuous operation several times Oil the hook ..............daily, before putting into operation Clean hook ....................once a week General oiling ....................twice a week Oil needle-head parts ................... twice a week The maintenance intervals in the table refer to the average machine running time in single-shift operation. -
Page 31: General Oiling
● Apply oil at all bearing points above the table (see arrows) twice a week. Only use oil with a viscosity of 22.0 mm /s at 40° C and a density of 0.865 g/cm at 15°C! We recommend PFAFF sewing-machine oil, part No. 280-1-120144. 10 - 2... -
Page 32: Oiling The Sewing Hook
Only use oil with a viscosity of 22.0 mm /s at 40° C and a density of 0.865 g/cm at 15°C! We recommend PFAFF sewing-machine oil, part No. 280-1-120144. Fig. 10 - 03 Oiling the needle-head parts Switch off the machine! -
Page 33: Adjustment
Adjustment Adjustment Notes on adjustment All adjustments in this instruction manual refer to a completely assembled machine and must only be carried out by appropriately trained technical personnel. Machine covers that have to be removed and replaced for checks and adjustment work are not mentioned in the text. -
Page 34: Adjustment Of The Basic Machine
Adjustment Adjustment of the basic machine Needle position in needle hole .04.01 Requirement The needle must be exactly centred in the needle hole. Fig. 11 - 01 ● Loosen screws 1, 2 and 3. ● Turn the balance wheel to set the needle just above the needle hole. ●... -
Page 35: Needle Height
Requirement With the needle bar at b.d.c. the clearance between needle bar and needle plate must be 23 mm (on the PFAFF 333-712/02) and 15 mm (on the PFAFF 333-712/03. Fig. 11 - 02 ● Position the height of needle bar 1 (screws 2) according to Requirement, but do not turn it. -
Page 36: Hook Clearance, Needle Rise And Needle Height
Adjustment Hook clearance, needle rise and needle height .04.03 Requirement In the needle-rise position (= 1.8 mm past b.d.c. of the needle bar) 1. The hook point must be at ”needle centre” and the clearance between hook and needle 0.05 to 0.1 mm, and 2. -
Page 37: Top Feed Lifting Motion
Adjustment Top feed lifting motion .04.04 Requirement When the balance wheel is turned, lifting presser 3 and needle point 6 must reach the needle plate at the same time. Fig. 11 - 04 ● Push lever 1 (screw 2) fully up in its slot. ●... -
Page 38: Top Feed Stroke
1. When the needle bar is at b.d.c. actuator 1 must be at a distance of 172 mm from the needle plate. 2. At the longest stroke setting, lifting presser 5 must be 20 mm (on the PFAFF 333-712/02) or 11 mm (on the PFAFF 333-712/03) from the needle plate when at t.d.c. -
Page 39: Needle-Thread Tension Release (On The Pfaff 333-712/02)
Adjustment Needle-thread tension release (on the PFAFF 333-712/02) .04.06 Requirement With the take-up lever at b.d.c. the tension disks must be apart by their maximum clear- ance of 1.0 mm. Fig. 11 - 06 ● Set take-up lever at b.d.c. -
Page 40: Needle-Thread Tension Release (On The Pfaff 333-712/03)
Adjustment Needle-thread tension release (on the PFAFF 333-712/03) .04.07 Requirement When the lifting presser is raised the two tension disks 4 must be at least 0.5 mm apart. 0.5 mm Fig. 11 - 07 ● Raise lifting presser. ● Bend pressure plate 1 behind mounting bracket 2 according to Requirement. -
Page 41: Thread Check Spring
Adjustment Thread check spring .04.08 Requirement The movement of thread check spring 5 must be finished when the needle point enters the material (= spring stroke of about 7 mm). Fig. 11 - 08 ● Adjust stop 1 (screw 2) according to Requirement. ●... -
Page 42: Bobbin Winder
Adjustment Bobbin winder .04.09 Requirement 1. With the bobbin winder engaged, friction wheel 5 must be driven reliably. 2. With the bobbin winder disengaged, friction wheel 5 must not run against drive wheel 1. 3. The bobbin winder must switch itself off when the filled thread is about 1 mm from the rim of the bobbin. -
Page 43: Pressure Of The Lifting Presser
Adjustment Pressure of the lifting presser .04.10 Requirement The material must be reliably held, even at the highest sewing speed. Fig. 11 - 10 ● Turn screw 1 according to Requirement. 11 - 11... -
Page 44: Adjusting The Thread Trimmer -900/51
Adjustment Adjusting the thread trimmer –900/56 Control cam (preliminary adjustment) .05.01 Requirement With the needle bar at b.d.c., groove 4 of control cam 2 must be vertically below control pin 5. Fig. 11 - 11 ● Loosen screws 1 through the hole in the machine housing. ●... -
Page 45: Control Lever Height
Adjustment Control lever height .05.02 Requirement With the needle bar at b.d.c. there must be a clearance of 1.0 mm between control lever 3 and control cam 4. Fig. 11 - 12 ● Set the needle bar at b.d.c. ● Position bracket 1 (screws 2) of control lever 3 in the elongated hole according to Requirement. -
Page 46: Control Pin
Adjustment Control pin .05.03 Requirement With the needle bar at b.d.c. control pin 5 must drop easily into the track of control cam 7 when engaging solenoid 6 is operated. Fig. 11 - 13 ● Set the needle bar at b.d.c. ●... -
Page 47: Engaging Solenoid
Adjustment Engaging solenoid .05.04 Requirement With the needle bar at b.d.c. and solenoid core 1 fully operated there must be a clearance of approx. 0.5 mm between locking pawl 4 and fixing collar 5. 0.5 mm Fig. 11 - 14 ●... -
Page 48: Control Pin Height
Adjustment Control pin height .05.05 Requirement With the thread trimmer in its resting position and locking pawl 4 engaged there must be a clearance of 0.3 mm between the highest point of control cam 5 and control pin 6. Fig. 11 - 15 ●... -
Page 49: Front Position Of Thread Catcher
Adjustment Front position of thread catcher .05.06 Requirement With thread catcher 3 at its front position the back edge of the thread catcher cutout must be 1 mm beyond the front edge of bobbin case position stop 6. Fig. 11 - 16 ●... -
Page 50: Lateral Position Of Thread Catcher
Adjustment Lateral position of thread catcher .05.07 Requirement With the needle bar at b.d.c. the point of thread catcher 4 must be at the centre of the needle. Fig. 11 - 17 ● Remove knife 1 (screws 2). ● Set the needle bar at b.d.c. ●... -
Page 51: Control Cam (Final Adjustment)
Adjustment Control cam (final adjustment) .05.08 Requirement When the end of hook gib 2 is 2 mm behind the centre of bobbin-case position finger 3, as viewed in feeding direction, there must be a clearance of approx. 4 mm between catcher point 4 and hook gib 2. -
Page 52: Knife
Adjustment Knife .05.09 Requirement When the back edge of the thread catcher cutout is 1 mm in front of the knife edge, the left knife edge must be flush with the edge of the thread catcher. Fig. 11 - 19 ●... -
Page 53: Cutting Test
Adjustment Cutting test .05.10 Requirement The knife must stand parallel to the thread catcher and both threads must be reliably cut. Fig. 11 - 20 ● Set the needle bar at b.d.c. and operate solenoid core 1. ● Turn balance wheel (sewing direction) until thread catcher 2 is in its front position. ●... -
Page 54: Adjusting The Synchronizer (Pfaff 333-712/03)
● Carry out adjustment according to motor instruction manual. Setting the parameters for machine positions 05.12 (PFAFF 333-712/02) Requirement 1. On a seam interruption the machine must position 4 mm past b.d.c. 2. After a thread trim the machine must position at t.d.c. of the take-up lever. -
Page 55: Wearing Parts
This list indicates the most important wearing parts. You can request a detailed parts list for the complete machine under parts number 296-12-18 454. 91-000 277-25 (2x) 91-000 625-15 (2x) PFAFF 333-712/02 System 190 11-173 174-25 PFAFF 333-712/03 System 134-35 11-174 089-15 PFAFF 333 - G... - Page 56 Wearing parts 99-137 151-45 91-171 049-05 91-171 042-05 PFAFF 333-900/52 91-000 094-25 (2x) 91-165 505-05 91-014 046-05 11-108 084-15 (2x) 91-000 452-15 (2x) 91-010 023-05 12 - 2...
- Page 57 Notes...
- Page 58 PFAFF Industrie Maschinen AG Postfach 3020 D-67653 Kaiserslautern Königstr. 154 D-67655 Kaiserslautern Telefon: (0631) 200-0 Telefax: (0631) 17202 E-Mail: info@pfaff-industrial.com Gedruckt in der BRD Printed in Germany Imprimé en R.F.A. Impreso en la R.F.A.