Pfaff 3734-2/01 Instruction Manual

296-12-18 352/002 Betriebsanleitung engl. 09.2000 Instruction Manual This instruction manual applies to machines from the following serial numbers onwards: # 2207198 ...

part, is only permitted with our previous authorisation and with written reference to the source. G.M. PFAFF KAISERSLAUTERN INDUSTRIEMASCHINEN AG Postfach 3020 D-67653 Kaiserslautern Königstr. 154 D-67655 Kaiserslautern Redaktion / Illustration VTD GmbH D-77901 Lahr ...

1 Safety......................................................................................................................... 1 - 1 1.01 Directives ................................................................................................................... 1 - 1 1.02 General notes on safety ............................................ ...

9 Preparation ................................................................................................................ 9 - 1 9.01 Inserting the needle .................................................................................................... 9 - 1 9.02 Winding the bobbin thread, adjusting the thread tension .................... ...

12.05 Adjusting the thread trimmer -900/53 .................................................................... 12 - 20 12.05.01 Removing the scissors ............................................................................................. 12 - 20 12.05.02 Control cam to bobbin opener and tripping lever ..................................... ...

1 Safety 1.01 Directives This machine is constructed in accordance with the European regulations contained in the conformity and manufacturer’s declarations. In addition to this Instruction Manual, observe also all generally accepted, statutory and other regulations and legal requirements and all valid environmental protection regulations! The regionally valid regulations of the social insurance society for occupational accidents or other su ...

1.03 Safety symbols Danger! Points to be observed. Danger of injury for operating and specialist personnel! 1.04 Important points for the user G This Instruction Manual is a component part of the machine and must be available to the operating personnel at all times. G The Instruction Manual must be read before operating the machine for the first time. G The operating and specialist personnel is to be instructed as to the safety equipment of th ...

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: G always observe the Notes on Safety in the Instruction Manual! G never use any working methods which could limit the level of safety in usi ...

1.06 Danger A working area of 1 meter is to be kept free both in front of and behind the machine while it is in operation so that it is always easily accessible. Never reach into the sewing area while sewing! Danger of injury by the needle! Never leave objects on the table or in the needle plate area while adjusting the machine settings! Objects can become trapped or be slung away! Danger of injury! Do not operate the machine without support 1 ...

right of the needle) with forwards and reverse feeding feed-wheel and roller presser. This machine is used for sewing lockstitch seams in the clothing industry. Any and all uses of this machine which have not been approved of by the manufacturer are considered to be inappropriate! The manufacturer cannot be held liable for any damage caused by th ...

Stitch type:................................................................................................ 301 ( lockstitch ) Handwheel eff. dia. .................................................................................................. 65 mm Roller presser clearance:............................................................................................ 9 mm Clearance width: ............ ...

4 Disposal of machines G The proper disposal of machines is the responsibility of the customer. G The materials used in the machines are steel, aluminium, brass and various plastics. The electrical equipment consists of plastics and copper. G The machine is to be disposed of in accordance with the locally valid environmental protection regulations. If necessary, a specialist is to be commissioned. Special care is to be taken that parts ...

5 Transport packaging and storage 5.01 Transport to the customer’s premises Within Germany, complete machines (with table and motor) are delivered without packaging. Machines without a table (sewing head with motor only) and machines for export are packaged. 5.02 Transport within the customer’s premises The manufacturer bears no liability for transport within the customer’s premises or to the individual locations of us ...

6 - 1 6 Explanation of the symbols In the following section of this Instruction Manual, certain tasks or important pieces of information are accentuated by symbols. The symbols used have the following meanings: Note, information Cleaning, care Lubrication, greasing Servicing, repairing, adjustment, maintenance (only to be carried out by specialist personnel) ...

Fig. 7 - 01 7 Controls 7.01 On/off switch G Turn the machine on/off by turning On/Off switch 1. 0 1 7.02 Pedal 0 = Neutral position 1 = Sewing 2 = Raise roller presser 3 = Trim thread and raise roller presser 1 + 4 = Variable application of fullness Fig. 7 - 02 4 0 1 3 2 ...

7.04 Lever for lifting the roller presser G The roller presser is raised by turning lever 1. Fig. 7 - 04 7.03 Knee switch G By operating knee switch 1 it is possible to select 2 pre-set values for fullness. Fig. 7 - 03 1 1 ...

7.05 Control panel The control panel consists of the display 1 and a row of function keys. Fig. 7 - 05 7.05.01 Displays on the screen G In sewing mode ( LED in the Parameter input key is off ) the actual values are shown on the screen when the corresponding function keys are operated. G When the left pedal is used for applying variable amounts of fullness, the fullness is displayed as a bar diagram on the screen. G When parameters are entere ...

Starttack on/off G With this key the starttacks can be switched on or off. When the LED is on, starttacks are sewn. Endtack on/off G With this key the endtacks can be switched on or off. When the LED is on, endtacks are sewn. Backtack suppression G Press the key once: starttacks are not sewn. G Press the key twice: start- and endtacks are not sewn Program key G When this key is activated (LED is on), a ”program” (stitch length values) ca ...

8 - 1 8 Mounting and commissioning the machine The machine must only be mounted and commissioned by qualified personnel! All relevant safety regulations are to be observed! If the machine is delivered without a table, it must be ensured that the frame and the table top which you intend to use can hold the weight of the machine and the motor, even while sewing. 8.01 Mounting The necessary electricity supply must be ava ...

8 - 2 47.002 Fig. 8 - 03 8.01.03 Mounting the upper V-belt guard G Screw position stop 1 onto the right half of V-belt guard 2. G Slide the slots of lower belt guard 3 behind the heads of mounting screws 4 and fasten with screws 5. Then tighten screws 4 through the holes. G Mount the right and left halves of belt guard with screws 6. 1 2 4 4 6 6 7 7 5 3 Fig. 8 - 02 8.01.02 Fitting the tilt lock G Screw on tilt lock pa ...