Related Manuals for Pfaff 8303-040
Summary of Contents for Pfaff 8303-040
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Page 1: Instruction Manual
8303 - 040 - 041 - 042 Instruction Manual This instruction manual applies to machines from the following serial numbers onwards: # 2628774 296-12-18 768/002 Betriebsanleitung engl. 10.03... - Page 2 The reprinting, copying or translation of PFAFF instruction manuals, whether in whole or in part, is only permitted with our previous consent and with written reference to the source. PFAFF Industrie Maschinen AG Postfach 3020 D-67653 Kaiserslautern Königstr. 154 D-67655 Kaiserslautern...
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Page 3: Table Of Contents
Contents Contents ................. Chapter - Page Safety ........................... 1 - 1 Regulations ........................1 - 1 General notes on safety ....................1 - 1 Safety symbols ......................1 - 2 Important points for the user ..................1 - 2 Operating and technical personnel ................1 - 3 .05.01 Operating personnel ...................... -
Page 4: Contents
Contents Contents ................. Chapter - Page Setting up ........................9 - 1 Inserting the sealing tape ....................9 - 1 .01.01 Adapting the sealing tape reel holder to the sealing tape reel ........9 - 1 .01.02 Adjusting the sealing tape brake ................... 9 - 1 .01.03 Inserting the sealing tape / adjusting the sealing tape width ......... -
Page 5: Safety
Safety Safety Regulations This machine was built in accordance with the European regulations listed 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 - including those of the country in which the machine will be operated and all valid environmental-protection regulations. -
Page 6: Safety Symbols
Safety Safety symbols Danger! Special points to observe. Danger of hands being crushed! Danger of burns from hot surface! Danger from electric voltage! Danger of injury for operating and specialist personnel! Caution Do not operate without finger guard and safety devices. Turn off the main switch and let the machine cool down before any setting up, maintenance or cleaning work! -
Page 7: Operating And Specialist Personnel
Safety Operating and specialist personnel Operating personnel .05.01 Operating personnel are persons responsible for the setting-up, operating and cleaning of the machine as well as for dealing with faults arising in the sewing area. The operating personnel is obliged to observe the following points and must: Always observe the Notes on Safety in the Instruction Manual! Never use any working methods which could impair safe work on the machine! Not wear loose-fitting clothing or jewellery such as chains or rings! -
Page 8: Danger Warning
Safety Danger warning Fig. 1 - 01 Do not operate the machine without protective cover 1! Danger of burns if hot air nozzle 2 is touched when disengaged! Do not place hands in the swivel range of hot air nozzle 2 and swivel unit 3! Danger of crushing during engaging and disengaging motions! Do not place hands between adjustment wheel 4 and protective cover 5! Danger of crushing when the feed roller is raised! -
Page 9: Proper Use
Proper use Proper use The PFAFF 8303-040 is a hot-air sealing machine with front off-set post and 25 mm wide feed rollers. The PFAFF 8303-041 is a hot-air sealing machine with front off-set post and 28 mm wide feed rollers. -
Page 10: Specifications
Specifications Specifications Dimensions and weight: Length: ......................ca. 1240 mm Width: .......................ca. 600 mm Height: ......................ca. 1730 mm Weight: ......................... ca. 62 kg Mains voltage set for: ............230 V ± 10%, 50/60 Hz, 1 phase Power consumption: ..................ca. 3300 W Heating capacity: ..................... -
Page 11: Disposal Of The Machine
Disposal of the machine Disposal of the machine The proper disposal of the machine is the responsibility of the customer. The materials used on the machine are steel, aluminium, brass and various plastics. The electrical equipment consists of plastics and copper. The machine is to be disposed of in accordance with the locally valid environmental protection regulations. -
Page 12: Transport, Packing And Storage
Transport, packing and storage Transport, packing and storage Transport to the customer’s premises The machines are delivered completely packed. Transport within the customer’s premises The manufacturer bears no liability for transport within the customer’s premises. Disposal of packing The packing of this machine consists of paper, cardboard, fusible fabric and wood. Proper disposal of the packing is the responsibility of the customer. -
Page 13: Explanation Of The Symbols
Explanation of the symbols Explanation of the symbols In this Instruction Manual, tasks 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 14: Controls
Controls Controls Summary of the controls Fig. 7 - 01 1 Main switch, see Chapter 7.02 2 Air cut-off valve, see Chapter 7.03 3 Regulator for sealing tape feed motion, see Chapter 7.04 4 Regulator for sealing speed, see Chapter 7.04 5 Regulator for the hot air pressure, see Chapter 7.05 6 Regulator for the feed roller pressure, see Chapter 7.05 7 Sealing tape feed key, see Chapter 7.06... -
Page 15: Main Switch
Controls Main switch The machine is switched on or off by pressing main switch 1. Position "0" : Machine is switched off Position "1" : Machine is switched on When switching the machine on or off, please observe the notes in Chapter 8.03 Switching the machine on and off! Fig. -
Page 16: Regulator For The Sealing Tape Feed Motion And Sealing Speed
Controls Regulator for the sealing tape feed motion and sealing speed The sealing tape feed motion is set with regulator 1. The sealing speed is set with regulator 2. Fig. 7 - 04 Regulator for the hot air pressure and the feed roller pressure The hot air pressure is set by pulling out and turning regulator 1. -
Page 17: Sealing Tape Feed Key
Controls Sealing tape feed key The sealing tape feed function (e.g. for threading the sealing tape) is switched on by pressing key 1. To set off the function, the top feed roller must be raised by selecting the appropriate mode or by using the pedal function, see Chapter 7.08 Machine head keys and pedals. -
Page 18: Machine Head Keys And Pedals
Controls Machine head keys and pedals Fig. 7 - 08 Fig. 7 - 09 After the machine has been switched on, the top feed roller must be lowered with the pedal setting "+1", before the functions of keys 1 and 3 can be selected. -
Page 19: Potentiometer For The Hot Air Nozzle Swivel Function
Controls Potentiometer for the hot air nozzle swivel function Set the swivel function of the hot air nozzle by turning screw 1. Turn to the left The hot air nozzle disengages simultaneously with the selection of the "cut sealing tape" function. Turn to the right The hot air nozzle does not disengage until the pedal is released after the... -
Page 20: 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 observed!. Installation Suitable connections for power and compressed air, an even and firm floor surface and sufficient lighting must be provided for at the installation site. Adjusting the table height .01.01 Fig. -
Page 21: Fitting The Sealing Tape Reel Holder
Installation and commissioning Fitting the sealing tape reel holder .01.02 Fasten sealing tape reel holder 1 with screws 2. Fig. 8 - 02 Lampe anschließen .01.03 Disconnect the mains plug! Danger from electric voltage! The lamp must be connected by qualified personnel only! Remove the cover on the rear of the machine. -
Page 22: Connecting The Pedals And The Power Supply
Installation and commissioning Connecting the pedals and the power supply .01.04 Insert plug 1 (pedals) and 2 (power supply) below the table top at the rear of the machine. Fig. 8 - 04 8 - 3... -
Page 23: Commissioning
Installation and commissioning Commissioning The machine must only be commissioned by qualified personnel. All relevant safety regulations must be observed. Check the machine, especially the electric leads, for any damage. Clean the machine thoroughly, also see Chapter 11 Care and maintenance. Connect the machine to the electricity supply and have specialists check, whether the machine can be operated with the available mains voltage and whether it is connected properly. -
Page 24: Switching The Machine On / Off
Installation and commissioning Switching the machine on / off Fig. 8 - 06 Fig. 8 - 07 Work steps for switching on the machine: Turn on the air tap 1. Pull up regulator 2 and turn it until an air pressure of 6 bar is displayed on gauge 3. Pull out regulator 4 and turn it until the hot air pressure on gauge 5 is at least 0.3 bar. -
Page 25: Setting Up
Setting up Setting up All setting up work may only be carried out by appropriately trained personnel! Unless stated otherwise, the machine must be switched off for all setting up work! Inserting the sealing tape Adapting the sealing tape reel holder to the sealing tape reel .01.01 Fig. -
Page 26: Inserting The Sealing Tape / Adjusting The Sealing Tape Width
Setting up Inserting the sealing tape / adjusting the sealing tape width .01.03 Requirement The sealing tape should run in the centre of the feed rollers and be guided in a narrow channel but still run easily through the guide. Fig. -
Page 27: Adjusting The Penetration Depth
Setting up Adjusting the penetration depth The feed roller clearance depends on the thickness of the material to be sealed. The clearance is adjusted correctly, when one ply of the workpiece fits just between the feed rollers when the top feed roller is lowered. Loosen accessible screws 1. -
Page 28: Adjusting The Swivel Function Of The Hot Air Nozzle
Setting up Adjusting the swivel function of the hot air nozzle Adjust the swivel function of the hot air nozzle with screw 1, see Chapter 7.09 Potentiometer for the hot air nozzle swivel function. Fig. 9 - 06 Adjusting the hot air pressure and the feed roller pressure To change the feed roller and hot air pressure, first of all lower the appropriate pressure to below the required level and then raise it to the required level. -
Page 29: Adjusting The Sealing Temperature And The Sealing Speed
Setting up Adjusting the sealing temperature and the sealing speed All machine settings are always dependent on the workpiece. The optimum settings for sealing temperature and sealing speed can established by sewing a test seam. Fig. 9 - 08 Fig. 9 - 09 Switch on the machine, see Chapter 8.03 Switching the machine on/off. -
Page 30: Heat Sealing
Heat sealing Heat sealing The machine must only be operated by appropriately trained personnel! The operating staff must also make sure that only authorized persons are in the danger area of the machine! Heat-sealing principle In order to achieve optimum heat-sealing, certain conditions concerning the workpiece and the machine settings have to be fulfilled. -
Page 31: Carrying Out A Sealing Operation
Heat sealing Carrying out a sealing operation The machine must have been mounted and checked in accordance with Chapter 8 Mounting and Commissioning. Adjust the machine to the materials being used, see Chapter 9 Setting up. Fig. 10 - 01 Fig. - Page 32 Heat sealing "Feed roller raised" mode If this function is switched on, the feed roller is raised when the pedals are in their basic position (pedal setting "0") and diode 4 lights up. Lower the feed roller with pedal setting "+1" (only after the machine has been switched on).
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Page 33: Malfunctions
Heat sealing Malfunctions Fig. 10 - 03 Fig. 10 - 04 If malfunctions occur during the sealing sequence, e.g. if the hot air pressure is too low (< 0.2 bar), diode 1 flashes rapidly. Eliminate the cause of the malfunction. Acknowledge the malfunction by switching the machine off and then on again. -
Page 34: Care And Maintenance
Care and maintenance Care and maintenance Clean hot-air nozzle ..................as required Check air pressure .................. daily, before use Clean water bowl of air filter/regulator ............ daily, before use Change top feed roller ..................as required Lubricate drive chains ..................as required Clean hot-air nozzle Switch the machine off and let it cool down! -
Page 35: Emptying The Water Container Of The Air Filter / Cleaning The Filter
Care and maintenance Checking / adjusting the air pressure Before each use, check the air pressure on gauge 1. The gauge 1 must display a pressure of 6 bar. If necessary, alter the pressure to this level. To do so, lift button 2 and turn it so that the gauge shows a pressure of 6 bar. -
Page 36: Lubricating The Drive Chains
Switch on the machine and let it run a little further. Switch off the machine and lubricate the remaining part of the chains. The intervals for lubrication depend on working conditions (dampness, soiling etc.). We recommend PFAFF chain lubricant, order no. 280-1-120 106. 11 - 3... -
Page 37: Adjustment
Adjustment Adjustment Notes on adjustment All following adjustments are based on a fully assembled machine and may only be carried out by expert staff trained for this purpose. Machine covers, which have to be removed and replaced to carry out checks and adjustments, are not mentioned in the text. -
Page 38: Height And Lateral Adjustment Of The Hot Air Nozzle
Adjustment Height and lateral adjustment of the hot air nozzle Requirement 1. In the direction of sewing the engaged hot air nozzle 5 should be centred to feed roller 6. 2. The height adjustment of the hot air nozzle 5 depends on the material and can be set between 5 –... -
Page 39: Clearance Between The Hot Air Nozzle And The Feed Rollers
Adjustment Clearance between the hot air nozzle and the feed rollers Requirement There should be a clearance of 1 – 2 mm between the hot air nozzle 3 and the top feed roller 4. Fig. 12 - 02 Turn adjustment screw 1 (screw 2) in accordance with the requirement. 12 - 3... -
Page 40: Setting The Angle Of The Hot Air Nozzle
Adjustment Setting the angle of the hot air nozzle Requirement The hot air nozzle 1 should be positioned as shown in the enlarged illustration in Fig. 12.01. 100-032 90° Fig. 12 - 03 Adjust the hot air nozzle 1 (screw 2) in accordance with the requirement. Check the height of the hot air nozzle, see Chapter 12.03 Height and lateral adjustment of the hot air nozzle. -
Page 41: End Stop Of The Hot Air Nozzle Swivel Unit
Adjustment End stop of the hot air nozzle swivel unit Requirement The engaged hot air nozzle 3 should be parallel to the feed rollers. 100-033 Fig. 12 - 04 Adjust screw 1 (nut 2) in accordance with the requirement. 12 - 5... -
Page 42: Changing The Heating Cartridge
Adjustment Changing the heating cartridge 4, 5 Fig. 12 - 05 Wait until the heating element has cooled down! Danger of burns! Disconnect the mains plug! Danger from electric voltage! Loosen the cable screw 1. Remove cap 2 (screw 3). Remove screw 4 and loosen screw 5 (underneath). -
Page 43: Changing The Temperature Sensor
Adjustment Changing the temperature sensor Requirement The temperature sensor 5 should be inserted as far as possible into the hot air tube. 100-038 Fig. 12 - 06 Wait until the heating element has cooled down! Danger of burns! Disconnect the mains plug! Danger from electric voltage! Pull out plug 1 (blue cable). - Page 44 Adjustment 100-038 Fig. 12 - 06 Push temperature sensor 5 as far as possible into the hot air tube and fix it in this position by tightening nut 6. Installation continues in the reverse order. Adjustments in accordance with Chapter 12.03 Height and lateral adjustment of the hot air nozzle and Chapter 12.04 Clearance between the hot air nozzle and the feed rollers.
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Page 45: Tensioning The Drive Chains
Adjustment Tensioning the drive chains The drive chains to the feed rollers should be tensioned, if the feed rollers have too much backlash. Fig. 12 - 07 Tension bottom drive chain 1 by shifting motor mounting plate 2 (screws 3) Tension top drive chain 4 by shifting the chain adjuster 5 (screw 6). -
Page 46: Tensioning The Toothed Belt
Adjustment Tensioning the toothed belt Tension toothed belt 1 by pressing roller 2 (screws 3). Fig. 12 - 08 Changing the feed rollers Allow the hot-air nozzle to cool down! Danger of burns! Change top feed roller 1 (screw 2). Remove disc 3 (screw 4 ) and knock off shaft towards the right. -
Page 47: Tape Cutting Device
Adjustment Tape cutting device Knife .12.01 Requirement Knife 1 should move easily and cut reliably. 100-042 Fig. 12 - 10 Remove cover 1 (screws 2 and 3). Remove loose knife 4 (screws 5) and counter knife 6 (screws 7). Screw on new knife. Adjust the knife pressure (screw 8) and cutting angle (screws 9) in accordance with the requirement. -
Page 48: Air Jet Setting
Adjustment Air jet setting .12.02 Requirement 1. During insertion the tape must not roll itself up. 2. After cutting the tape must be pressed against the top feed roller by the air current. Fig. 12 - 11 Adjust the throttle 1 in accordance with the requirement. 12 - 12... -
Page 49: Checking The Fuses
Adjustment Checking the fuses F301: incoming/outgoing F300: Control F302: Heating F1/F2 (230V, 6,3Amp.) Poti's R 400 - 407 Fig. 12 - 12 The purpose of the fuses is to provide protection against major damage in case of a short-circuit or overload. Disconnect the mains plug! Danger from electric voltage! Before switching the machine on again, first eliminate the cause of the fault! -
Page 50: Circuit Diagram
Circuit diagram Circuit diagram Reference list for the circuit diagram Printed circuit board M-DX-8A Temperature sensor Lower feed roller 2 stage Tape reel on Air heater K300 Air heater on Feed roller drive motor Tape reel drive motor Tape position drive motor Temperature control device Speed feed roller forwards Time: Tape length... - Page 51 95-211 956-95 Circuit diagram Version 05.05.2003 13 - 2...
- Page 52 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.