Pfaff 335 Instruction Manual Download

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Summary of Contents for 335

Page 1: ...PFAFF Instruction manual 296 7 2 1 7599 Eetriebsanle tungeng 5 95 M A T P A R T S ...

Page 2: ... 1 Transport packaging and storage 6 1 Transport to the customer s premises 6 1 Transport within the customer s premises 6 1 Disposal of the packaging 6 1 Storage 6 1 Explanation of the symbols 7 1 Operational controls 8 1 OnIOff switch 8 1 Pedal 8 1 Stitch length adjustment leverheverse sewing 8 2 Adjustment nut for the top feed lift 8 3 Mounting and initial operation 9 1 Mounting 9 1 Adjusting t...

Page 3: ...eaning 1 1 1 11 03 General lubrication 11 2 11 04 Lubricating the sewing head 11 3 11 05 Lubricating the hook 1 1 3 11 06 Adjusting the air pressure 11 4 11 07 Cleaninglemptying the water container of the service unit 11 4 12 Adjustment 12 1 12 01 Tools gauges and other adjustment accessories 12 1 12 02 Notes on adjusting 12 1 12 03 Abbrev at ons 12 1 12 04 Adjusting the basic machine 12 2 Positio...

Page 4: ...sting the control cam 12 14 Tripping lever height 12 15 Feed regulator pin 12 16 Engaging solenoid 12 17 Adjusting the height of the feed regulator pin 12 18 Thread catcher front point of reversal 12 19 Lateral adjustment of the thread catcher 12 20 Control cam final adjustment 12 21 Knife 12 22 Triggering the needle thread tension 12 23 Cutting test 12 24 Pos t oner 12 25 M A T P A R T S ...

Page 5: ...or occupational accidents or other supervisory organisations are to be strictly adhered to General notes on safety This machine may only be operated by adequately trained operators and only after having completely read and understood the lnstruction Manual All Notes on Safety and lnstruction Manuals of the motor manufacturer are to be read before operating the machine This machine may only be used...

Page 6: ...egulations It is forbidden to operate the machine head until such time as is determined that the entire sewing unit complies with the regulations of the EC Directives Only spare parts w h c h have been approved by us are to be used for repairs W e expressly point out that any replacement parts or accessories which are not supplied by us have not been tested and approved by us The installation and ...

Page 7: ...operate and work on the machine Further information can be obtained at your PFAFF agent 1 05 Operating and specialist personnel 1 05 01 Operating personnel Operating personnel are persons responsible for the equipping operating and cleaning of the machine as well as taking care of faults arising in the sewing area The operating personnel is obliged to observe the following points and must always o...

Page 8: ...struction Manual switch off the OnIOff switch before carrying out adjustments or repairs and ensure that it cannot be switched on again unintentionally never work on parts which are still connected to the power supply Exceptions are contained in the regulations EN 50110 when servicing or carrying out repairs on pneumatic devices remove the machine from the compressed air supply The only exceptions...

Page 9: ...can become trapped or be slung away Danger of A i n j u 1 On mechanical clutch motors without an actuating lock wait until the motor comes to a standstill before worEing on the machine Danger of injury Do not operate the machine without the take up lever guard 1 Danger of injury due to the movement of the take up lever Do not operate the machine w thout the finger guard 2 Danger of injury due to t...

Page 10: ...Safety Do not operate the machine without the belt guard 4 Danger of injury by the rotating V belt M A T P A R T S ...

Page 11: ... machine which have not been approved of by the manufacturer are considered to be inappropriate The manufacturer cannot be held liable for any damaged caused by the inappropriate use of the machine The appropriate use of the machine includes the observance of all operational adjustment maintenance and repair measures required by the manufacturer 2 1 PFAFF M A T P A R T S ...

Page 12: ...80 m m Max speed 2800 spm Dimensions of the machine Free arm head dia 51 m m Free arm size approx 165 m m Length approx 770 mrn Width approx 380 m m He ght approx 630 m m Width of fabric clearance 265 m m Height of fabric clearance 115 m m Clearance under he sewing foot 7 rnm Net weight sewing head approx 40 kg h orking air pressure 6 bar Air consumption 0 8 I1work cycle Working noise level Emissi...

Page 13: ...teel aluminium brass and various plastics The electrical equipment consists of plastics and copper The machine is to be disposed of in accordance with the local environmental protection regulations A It IS to be observed that parts soiled with oil are to be disposed of separately in accordance with the locally valid environmental regulations 4 I PFAFF M A T P A R T S ...

Page 14: ...ine was tested in accordance with EN 60204 3 1 Edition 1 86 before delivery The following tests were carried out Continuous connection of the protective conductor systems a Visual check b Check of the connection of the protective conductor Insulation check Voltage check Funct on check PFAFF 5 1 M A T P A R T S ...

Page 15: ... within the customer s premises Care is to be taken to transport the machine in an upright position 6 03 Disposal of the packaging The packaging of the mach ne consists of wood paper cardboard and VCE fibre The proper disposal of the packaging is the responslbility of the customer 6 04 Storage The machrne can be stored for up to 6 months if not in use During this time it should be protected from d...

Page 16: ...g section of this Instruction Manual certain tasks or important pieces of information are accentuated by symbols The symbols used have the following meanings i f i i Note information Cleaning care Servicing repairing maintenance PLubrication greasing PFAFF M A T P A R T S ...

Page 17: ... The On Off switch pictured in the illustration is to be found on machines with Quick motors When using other motors other switches may be installed With the On Off switch turned on 0 Machine stop 1 Sew 1 Raise presser foot on machines with automatic presser foot lifter 2 Trim thread on machines with thread trimmer t3 Raise presser foot on machines without automatic presser foot 8 I PFAFF M A T P ...

Page 18: ...tch length by turning the I milled nut 1 as required Reverse sewing Raise the milled nut 1 as far as possible position R Adjustment nut for the top feed lift ATurn t i e machine off Open cover 1 on the back of the machine loosen nut 1 and move it as required PFAFF 8 2 M A T P A R T S ...

Page 19: ...r supplies mclst be available at the machine s location see chapter 3 Specifications A solid horizontal surface and adequate lighting must also be guaranteed Mounting Due to packaging reasons the table top is lowered for transport 1 a 1 The adjustment of the table top height is described in the following 9 01 01 Adjusting the table height 1 O Loosen screws 1 and set the table height as desired Tig...

Page 20: ... 02 Tightening the V belt 1 Loosen nuts 1 1 Tighten the V belt using the dolly switch 2 Tighten nuts 1 Fig 9 0 2 shows a Quick motor If another motor is used proceed as described 1 fi 1 in the instruc ion manual PFAFF 9 2 M A T P A R T S ...

Page 21: ...lt guard 1 and 2 using screws 5 I Then screw the two lower segments of the lower V belt guard 3 and 4 onto the table top with screws 6 Align the V belt guard 7 in such a way that both the motor pulley and the V belt run freely Tighten screws 8 Fig 9 04 shows a Quick motor If another motor is used proceed as described in the instruction manual 9 3 PFAFF M A T P A R T S ...

Page 22: ...t personnel check if the machine s motor can be put into operation with the power supply available and if the terminal box is connected properly Never operate the machine unless these checks have been successfully carried out The handwheel must rotate towards the operator when the machine is running If this is not the case haie the machine altered by specialist personnel Connect the machine to the...

Page 23: ...ys be separated from the power supply by switching off the onloff switch or by removing the mains plug from the power supply when carrying out preparation work Needle and thread The choice of the correct needle depends on the machine model and the thread and material used I or comparable thicknesses or thread types Model B 1 0 1 PFAFF Use For seivlng rned ilrn materials Max thread thickness Synthe...

Page 24: ...n the needle retaining screw 1 Winding the bobbin thread adjusting the thread tension Place an empty bobbin onto the bobbin holder 1 Press the bobbin winder ratchet in the direction of the arrow The bobbin is filled during the sewing process The bobbin winder stops automatically when the bobbin is full 0 The tension of the thread on the bobbin can be adjusted with milled nut 2 PFAFF 10 2 M A T P A...

Page 25: ...ead the bobbin in accordance with Fig 10 04 The bobbin must rotate in the direction of the arrow when the thread is uulled Inserting the bobbin case adjusting the bobbin thread tension A Switch the machine off Inserting the bobbin case Insert the bobbin case 2 so that it clicks into place Adjusting the bobbin thread tension Adjust the bobbin thread tension with screw 3 1 0 3 PFAFF M A T P A R T S ...

Page 26: ... off Thread the machine in accordance with Fig 10 05 taking care to ensure that the needle is threaded from the left see arrow Adjusting the needle thread tension Adjust tension 1 so that the stitch loops are inside the sewing material PFAFF 10 4 M A T P A R T S ...

Page 27: ...n Raise the needle bar to its highest position and remove the free arm cover Remove the bobbin and the bobbin case Unscrew the bobbin case position finger 1 Unscrew screw 2 and remove the hook finger 3 I 5 Turn the handwheel until point 4 is at the I same height as the hook point 5 Fig 11 01 _i Remove the bobbin case and clean the hook race with petroleum To reassemble the bobbin compartmenr carry...

Page 28: ...re marked in Fig 11 02 and 11 03 twice a week To reach the oiling points marked in Fig 11 03 pull out piston 1 Fig 11 02 and lay the sewing head on its back Using both hands stand the sewing head up so that it rests on piston 1 Lift the sewing head slightly pull piston 1 and place the sewing head in an upright position Danger of crush ng between sewing head and pedestal PFAFF I 1 2 M A T P A R T S...

Page 29: ...1 04 Replace the sewing head cover A Only use oil with a mean viscos ty of 22 0 rnrn2 sat 40 C and a density of 0 865 g crn3at 15 C We recommend PFAFF sewing machine oil Part no 280 1 120 144 g 11 05 Lubricating the hook A Switch off the machine Remove the bobbin case and squeeze 1 to 2 drops of oil into the hook race Fig 11 06 daily Re insert the bobbin case 11 3 PFAFF M A T P A R T S ...

Page 30: ...e of 6 bar Cleaninglemptying the water container of the service unit Switch off the machine Remove the air hose from the service Emptying the water container The water container 1 empties itself automatically when the air hose is removed from the service unit Cleaning the filter Unscrew the water container 1 and screw out ihe filter 2 Clean the filter with compressed air or with isopropyl alcohol ...

Page 31: ... Part No 61 111 630 14 0 Needles system 134 35 Sewing thread and test material Notes on adjusting All adjustments in this manual are based on a completely assembled machine Covers on the machine which have to be removed and replaced for checks and adjustment work are not mentioned in the text The screws and nuts written in brackets are to be loosened before making the adjustment and tightened agai...

Page 32: ...feed dog 12 04 01 01 Lateral positioning of the feed dog Requirement The clearances from the left and right of the bottom feed dog 1 to the needle plate cutout must be the the same size Move the bottom feed dog 1 screws 2 in accordance with the requirement M A T P A R T S ...

Page 33: ...eed dog 5 to the needle plate cutout must be the same Set the longest stitch length Move the clamp piece 1 screws 2 as far to the left as possible on the clamp surface 3 of the rock shaft The left screw must still be on the clamp surface 0 Loosen screws 4 Move the bottom feed dog 5 in accordance with the requirement Tighten screws 4 PFAFF M A T P A R T S ...

Page 34: ...ing the needle to its tdc Insert a new needle Loosen screws 3 4 5 and 6 Bring the needle to a position directly over the bottom feed dog by turning the handwheel Move the needle bar frame 7 in accordance with the requirement Tighten screws 3 4 and 5 Position stop 8 so that it is touching the needle bar frame 7 and tighten screw 6 The needle bar frame 7 in guide 9 and the vibrating presser drive sh...

Page 35: ...g the needle height I Requirement With tfle needle bar at its bdc the dlstance between the needle bar and the reedle plate Move the needle bar 1 screw 2 in accordance with the requirement without twisting it 12 5 PFAFF M A T P A R T S ...

Page 36: ... IS activated Set the longest stitch length Loosen screw 1 far enough so that the feed driving eccentric 2 can be turned on the shaft with some difficulty Bring the needle to its bdc While keeping this position move the feed driving eccentric 2 to the top and then move it slightly so that the requirement is fulfilled when the reverse feed lever is activated Tighten screws 1 1 PFAFF 1 2 6 M A T P A...

Page 37: ...dliectli under the needle bar bearing Position the screw clamp so that it rests on the measuring plate and screw it tight Remove the measuring plate and turn the handwheel in its direction of rotation until the screw clamp IS touching the needle bar bearing Move the hook on the hook shaft in accordance with requirement 1 Rotate the hook in accordance with requirement 2 adjust needle height if nece...

Page 38: ...same time with the vibrating presser stroke at maximum Loosen nut I Slide bolt 2 upwards in the elongated hole and tighten nut 1 Allow the presser foot 3 to rest on the needle plate Loosen screws 4 enough so that the feed lifting eccentric 5 can be rotated with difficulty Rotate the lifting eccentric 5 in accordance with the requirement lighten screws 4 Carry out a check 1 PFAFF 1 2 8 M A T P A R ...

Page 39: ... from the needle plate when the handwheel is rotated Set the vibrating presser lift at maxlmum and the stitch length at 0 Allow the presser foot 1 to rest on the needle plate 0 Turn the handwheel in its direction of rotation until the vibrating presser foot 2 has reached its highest point Turn crank 3 screws 4 in accordance w t h the requirement Carry out a check 1 2 9 PFAFF M A T P A R T S ...

Page 40: ...nce of 0 5 m m is the minimum clearance The clearance can range up 1 1 to more than 1 mrn with thick threads Raise the presser foot using the hand lever Align the compression plate I behind the tension bear ng board 2 In accordance with the reauirernent When the tension is correct the release pin must not be under pressure PFAFF I 2 I 0 M A T P A R T S ...

Page 41: ...parameters I Fia 12 10 1 Thread the machine place the test material under the presser foot and lower the presser foot onto the material using the hand lever Loosen screw 1 Sew a few stitches by turning the handwheel and then raise the take up lever to t s tdc When continuing to turn the handwheel in direction of rotation the thread check spring 2 should move back about 7 mm In this position bring ...

Page 42: ...the drive wheel 1 2 The bobbin winder must stop automatically when the thread wound on the bobbin has reached a point approx 1 m m below the bobbin rim Adjust the drive wheel 1 screws 2 in accordance with requirement 1 Place a bobbin on the winder spindle thread the bobbin and switch on the bobbin winder Shift the regulating pin 3 screws 4 in accordance with requirement 2 PFAFF 12 12 M A T P A R T...

Page 43: ...he pressure on the presser foot Requirement The material must be fed perfectly even at top sewing speed There must not be any pressure marks on the material Turn screw 1 in accordance with the requirement I 2 13 PFAFF M A T P A R T S ...

Page 44: ...wo screws on the control cam 2 through the assembly hole 1 Bring the take up lever to its bdc by turning the handwheel Turn the control cam 2 on its shaft in accordance with the requirement In this position and taking care to ensure that the control cam 2 is touching tne bearing 3 below it tigh en the accessible screw on the control cam 2 Make the second screw on the control cam 2 accessible and t...

Page 45: ... must be a distance of 1 0 rnrn between the tripping 1 iever 3 and the control cam 4 Fig 1 2 14 I Bring the needle bar to its bdc by turning the handwheel Move the carrier 1 screws 2 of the tripping lever 3 in the elongated hole in accordance with the requirement 12 15 PFAFF M A T P A R T S ...

Page 46: ...g solenoid 6 is activated Fig 1 2 1 5 Bring the needle bar to its bdc by turning the handwheel Activate the magnet core 1 manually Tghten locking screw 2 nut 3 far enough so that it just touches the tripping lever 4 Loosen lock ng screw 2 approx 1 2 a turn until the movement of the feed rsgulator pin 5 IS In accordance with the requirement Carry out a check PFAFF I 2 16 M A T P A R T S ...

Page 47: ...etaining collar 6 Bring the needle bar to its bdc by turning the handwheel Push the magnet core 1 in as far as it will go and leave it in this position Loosen screws 2 Move the magnet housing 3 axially in accordance with the requirement In this position tighten screws 2 Carry out a check If the magnet housing 4 touches lever 4 move lever 4 screw 5 a little to the left 12 17 PFAFF M A T P A R T S ...

Page 48: ...ween the highest point of the control cam 5 and the feed 1 regulator pin Bring the needle bar to its tdc by turning the handwheel Activate the magnet core 1 Allow the retaining collar 2 screws 3 to lightly touch pawl 4 see arrow in small circle r With the pawl 4 clicked into place this adjustment procedure fulfills the 1 requirement see large circle Carry out a check PFAFF 12 18 M A T P A R T S ...

Page 49: ...ion finger 6 Bring the needle bar to its bdc by turning the handwheel Activate the magnet core 1allowing the feed regulator pin 2 to fall into the path of the cam Bring the thread catcher 3 to its front point of reversal by turning the handwheel in its direction of rotation Loosen screws 4 Adjust the thread catcher 3 in accordance with the requirement by turning the thread catcher carrier 5 Tghten...

Page 50: ...le bar to its bdc by turning the handwheel Al gn the thread catcher 3 screws 4 laterally in accordance with the requirement Activate the magnet core manually and turn the handwheel until the needle bar is at its tdc Take care to ensure that the thread catcher 3 does not come into contact with the thread bobbin case position finger 6 during its course of movement Screw on knife 1 screws 2 PFAFF I 1...

Page 51: ...of feed Bring the needle bar to its bdc by turning the handwheel Activate the magnet 1 core manually Continue turning the handwheel direction of rotation until the end of the thread guard 2 is 2 rnrn behind the middle of the bobbin case position finger 3 as viewed in the direction of feed In this position the position of the thread catcher point 4 must be in accordance with the requirement If nece...

Page 52: ... bdc by turning the handwheel and activate the magnet core 3 Turn the handwheel in its direction of rotation until the point of the thread catcher 4 is at the same level as the knife blade Laterally align knife 1 in accordance with the requirement see arrow Tghten screws 2 By turning the handwheel check that the back of the thread catcher does not catch on the knife blade Re adjust the thread catc...

Page 53: ...core 1 Turn the handwheel in its direction of rotation until the thread catcher has reached its front point of reversal Adjust the height of the transmission bar 2 screws 3 so that the distance between the tension disks is in accordance with the requirement Finish the thread trimming process by turning the handwheel and bring the take up lever to its tdc In this position the needle thread tension ...

Page 54: ... the handwheel in its direction of rotation until the thread catcher 2 is at its front point of reversal Take one thread doubled and pull it into the cutout of the thread catcher 2 Carry out a cutting test by continuing to turn the handwheel If one of the threads is not cut properly adjust the relationship of the thread catcher to the knife 12 20 PFAFF I 2 24 M A T P A R T S ...

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Pfaff 335, Instruction Manual

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