Minerva Boskovice 4181i 3 Series Instruction Manual Download Page 29

4

4.2 Assembly of components on the bottom of table top

- Put down antiskid (rubber) bands on the stand frame.

- Turn the table top up side down and put it down on prepared bands.

- By means of screws scerw the drawer (1)down.

- Nail down the rubber stop (2).

- By means of screws fasten transformer for lighting (3) if available.

- By means of screws fastened transformer for trimming (4) if available.

- By means of screws fasten switch – circuit breaker (5).

- Screw the motor holder down (6) (possibly motor). Lever clutch motor is assembled into the holes (A). Stopmotor into holes (B).

- By means of clips (7) install transmission line of heavy current conductors. Connection is different from the type of motor,

supply voltage and number of conductors of electric supply. In case of quad (four wire) supply 3 x 400 V, transformer for

lighting must be supplied with separate supply cable 1 x 230 V.

Caution!

The voltage in the mains must be in conformity with the voltage indicated on the drive plate.

Caution!

The transformer of the bulb for the sewing area is not switched off by the main switch (EN 60204-3-1). Before

proceeding to any repair operation in the transformer box (such as a fuse exchange) the plug categorically must be

taken out of the socket. Such operations may be carried out only by persons with adequate electrotechnical skill.

Choose the suitable variant according to the pictures:

4.2.1 Power supply  1 x 230 V - DC motor

Circuit layout - Europe

Circuit layout - America

Transformer for sewing area bulb

Power for sewn work cutter

Machine

 stand

Machine

  head

Transformer for sewing area bulb

Power for sewn work cutter

Machine

 stand

Machine

  head

A

B

5

16

170

5

60

13

55

6

2

7

4

1

3

5

5

5

3

4

3

4

Summary of Contents for 4181i 3 Series

Page 1: ...i 3 Minerva Boskovice a s Sokolsk 60 CZ 680 17 Boskovice Tel 420 516 453434 453433 494111 Fax 420 516 452165 http www minerva boskovice com Edition Vyd no Herausgegeben 05 2009 Printed Tisk Druck Czec...

Page 2: ...eedle replacement 7 6 6 Regulation of pressing the top roller 7 6 7 Lifting the top roller up 7 6 8 Reverse stitching 8 6 9 Stitch length adjustment 8 6 10 Safety clutch 8 6 11 To exchange and set the...

Page 3: ...fabric waste Service maintenance inspection repair and or Transport The user also has to assure that only authorized personnel work on the machine The user is obliged to check the machine at least onc...

Page 4: ...ntil such time as the entire sewing unit is found to comply with EC directives It is absolutely necessary to respect the safety instructions marked by these signs Danger of bodily injuries Please note...

Page 5: ...eedle replacement 7 6 6 Regulation of pressing the top roller 7 6 7 Lifting the top roller up 7 6 8 Reverse stitching 8 6 9 Stitch length adjustment 8 6 10 Safety clutch 8 6 11 To exchange and set the...

Page 6: ...fabric waste Service maintenance inspection repair and or Transport The user also has to assure that only authorized personnel work on the machine The user is obliged to check the machine at least onc...

Page 7: ...not permitted except as specified in regulations DIN VDE 0105 10 Conversion or changes to the machine must be authorized by us and made only in adherence to all safety regulations 11 For repairs only...

Page 8: ...s and pins in plain bearings The feed is transmitted from the stitch length regulation mechanism via friction clutch to the lower feed shaft and from it by a roller chain to the feed wheel The top rol...

Page 9: ...eeder with pitch of teeth 0 6 mm M 058 wheel feeder with pitch of teeth 1 2 mm 4 1 3 Top rollers holders M 156 holder for the top roller 25 mm M 157 holder for the top roller 35 mm M 295 holder for th...

Page 10: ...r sub class without thread trimmer 4181 347001V high mortality spare parts kit in plastic box for sub class with thread trimmer S794 222012 halogen lighting 12 V 20 W contains transformer 5 Technical...

Page 11: ...red with the company Maier Grinding the work trimmer knife To obtain due quality of trimming the knife should be ground on special grinding machines at short intervals of about 2 to 5 hours correspond...

Page 12: ...after winding Take off the hook bobbin and cut off the end in the equip ment 4 The nut 5 is instrumental to thread tension control for winding Turning clockwise sense the thread tension is in creased...

Page 13: ...tive 5 If the maximum lower thread tension exceeds the values given in table No 4 it may cause problems in the beginning of sewing after the previous thread trim Measurement of tension is done by dyna...

Page 14: ...he top roller would not fly over when needle comes off the material and that the feeding power got over the thread pull by stitch tightening By turning of the screw 1 clockwise pressing of the top rol...

Page 15: ...you can reach the suitable point for inserting a screwdriver into the space 1 Continue turning the manually operated wheel in direction of the arrow located on it until you feel the drop in of the sa...

Page 16: ...lly back wards 7 1 2 Via pushbutton panel There are four built in pushbuttons in the panel with fixed adjustable functions T1 bar operation by pressing this pushbutton during sew ing the sewn work is...

Page 17: ...controller flashing light indicator symbol when the threads supply on the bobbin is running out The arrows on the display indicate switching the functions which are displayed by symbols above the push...

Page 18: ...meter on the display you can change the value by means of pushbutton or by pushing pushbutton E down you will change the sequence to the following number of parameter by pushing pushbutton P down you...

Page 19: ...tic reduction of pressure of the presser foot ON OFF only for DC 1550 DA320 see The instructions for assem bling with Mini stop par 5 2 4 Pushbutton 7 Basic needle position UP DOWN Pushbutton 8 Lower...

Page 20: ...v XXX end fancy bar number of stitches forwards Err SEr XXX end fancy bar number of stitches backwards Note The last section of end bar must have at least 3 stitches Foot position adjustment by stoppi...

Page 21: ...iven stitch numbers and sewing direction forwards rear wards For more detailed information see the original driving instructions 8 Maintenance Caution Risk of injury Maintenance work can only be carri...

Page 22: ...ing to NP par 6 5 Use a thicker needle Set distance between hook and needle according to SK par 3 1 3 and 3 1 5 Increase the hook timing and set the needle bar height according to SK par 3 2 3 Replace...

Page 23: ...th regard to thread thickness 8 1 Thread tension to high for sewn material 9 1 Overrun safety clutch against hook overload 10 1 Wheel feeder too low especially when sewing soft and thick ma terials 10...

Page 24: ...15 1 Incorrect setting of the cutting sur face cutting edge against the edge of the throat plate insert Incorrect setting of the cutting sur face cutting edge against the nee dle Knife cutting edge h...

Page 25: ...ley belt belt covers hand wheel 7 4 6 Assembly of treadle rod setting rod and of position sensor knee lever 7 4 7 Electrical connection of machine head to the stopmotor 8 4 7 1 Connecting cable 8 4 7...

Page 26: ...to get them according to the following paragraphs 2 2 Stand Delivery contains components of a stand however without components of a stand included in special accessories sup plied with machine head se...

Page 27: ...ne Ordered Name Diameter Machine rev Approx specification subclass number of pulley max min 50 Hz 60 Hz X11 S359 600030 63 FIR 1148 63 2500 3000 asynchronous clutch motor switch circuit breaker X21 S3...

Page 28: ...2500 S359 600052 50 50 S359 600030 50 50 200 2500 S359 600045 810 58 300 1600 S359 600045 820 58 S359 600056 63 63 S359 600031 63 63 Motor Sewing speed Sewing speed Diameter of Ordered 50 Hz 60 Hz pu...

Page 29: ...In case of quad four wire supply 3 x 400 V transformer for lighting must be supplied with separate supply cable 1 x 230 V Caution The voltage in the mains must be in conformity with the voltage indic...

Page 30: ...ircuit layout Europe Circuit layout America Circuit layout Transformer for sewing area bulb Power for sewn work cutter Machine stand Machine head Transformer for sewing area bulb Power for sewn work c...

Page 31: ...nsions B and C Insert rubber inlays 3 into the groove in a table top 4 4 Assembly of machine head onto a stand Stick down rubber inlays 2 with glue into the groove in a wedge 1 and put the wedge down...

Page 32: ...ns by smaller pulleys 5 according to the detail D Assemble the bottom cover belt 7 on to the motor Assemble upper cover belt 6 and hand wheel 1 by clutch lever motor Assemble upper cover belt 6 hand w...

Page 33: ...GA 3311 and higher EFKA VD 552 6F82FA 2315 and higher EFKA VD 554 6F82FA When there is no drive specified a cable without any connecting power plug is supplied mind the caution 2 3 For the information...

Page 34: ...that are situated on it Install the cable of control panel 4 and connect it to the terminal box of stop the motor according to the pictographs Pass the cable of position reader through 5 and connect...

Page 35: ...Defat the contact surface properly Stick the clip 2 on the cover belt With the Efka stopmotor mount the holder 4 on the panel V820 5 if any using screw and screw on the holder with the panel to the st...

Page 36: ...6F82FA and S359 600056 XX VD 554 6F82FA panel V 820 depress the pushbutton P on panel and switch on thereafter the main switch on the display there will appear C 0000 the 1st digit flashes using push...

Page 37: ...y repeating procedure Setting upper position of thread lever Step treadle down backwards machine stops in upper position of needle Switch off the power supply switch Turn the beginning of cut out 2 of...

Page 38: ...13...

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