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 19 

    

6666----4 Needle height

4 Needle height

4 Needle height

4 Needle height    

When the needle bar is at the top of its stroke, remove plug A on the side cover plate, 
loosen screw C on needle bar clamp B with a hexagonal wrench and then move the 
needle bar up or down as required. 

< Standard needle bar height D > 

Stroke Standard 

model 

34mm 13.5mm 

 
 
 
 
 
 
 

7

ADJUSTING THE TIMING OF THE RETAINER LOOPER   

7777----1 Position of the retainer looper

1 Position of the retainer looper

1 Position of the retainer looper

1 Position of the retainer looper    

Install retainer looper A so that its flat surface is 
turned upward.  At this time, there should be a 
clearance of 0.5mm between the needle and the point 
of the retainer looper.  Adjustment is made by 
loosening 
B. 

 
 
 
 
 
 
 
 
 

< Note > 

After the above adjustment is made, check to make sure each needle drops correctly into the 

center of each needle drop hole. 

 

 

 

 

Summary of Contents for DFB1012P

Page 1: ... INSTRUCTION INSTRUCTION Industrial Industrial Industrial Industrial Sewing Sewing Sewing Sewing Machines Machines Machines Machines Fourth edition March 2001 No 010012 DFB1404P PMD DFB1412P PQ PS DFB1412PSM PTV DFB1012P PSM ...

Page 2: ...ntenance procedures on this machine 2 Before starting the machine check to make sure the pulley cover safety cover etc are secured 3 Before adjusting cleaning threading the machine or replacing the needle be sure to turn off the power 4 Never start the machine with no oil in the reservoir 5 Refer to the parts list as well as this instruction manual before performing preventive maintenance 6 The co...

Page 3: ...RD 8 1 Position of the needle guard 20 9 ADJUSTING THE FEED DOG STITCH LENGTH 9 1 Feed dog height tilt 20 9 2 Stitch length 21 10 ADJUSTING THE PRESSER FOOT 10 1 Presser foot pressure 21 10 2 Position of the presser foot 22 11 ADJUSTING THE REAR PULLER DEVICE 11 1 Manual lever 22 11 2 To adjust the puller pressure 22 11 3 Adjusting the feeding amount of the rear puller 22 12 ADJUSTING THE FRONT PU...

Page 4: ...mm 1 1 2 inch 70mm 2 NEEDLES THREADING THE MACHINE 2 2 2 2 1 Needle 1 Needle 1 Needle 1 Needles s s s UO113GS of Schmetz or Organ Select the proper needle for the fabric and thread Needles and needle size Schmetz UY113GS Nm75 Nm80 Nm90 Nm100 Organ UO113GS 11 12 14 16 2 2 2 2 2 Replacing the needle 2 Replacing the needle 2 Replacing the needle 2 Replacing the needle When replacing the needle check ...

Page 5: ...ng the looper drawing bar To tilt the looper toward the front 1 Bring needle bar A to the top of its stroke 2 Pay out the needle thread from the spool by pressing a finger down on needle threads B 3 Pull looper drawing bar knob C out to the left so that the looper holder is tilted toward the front of the machine 4 After the machine is threaded replace the looper by pressing looper holder D into th...

Page 6: ...3 Threading diagram for DFB1404 ...

Page 7: ...4 Threading diagram for DFB1406 ...

Page 8: ...5 Threading diagram for DFB1412 ...

Page 9: ...6 Threading diagram for DFB1412PSM ...

Page 10: ...7 Threading diagram for DFB1412PQ ...

Page 11: ...8 Threading diagram for DFB1012 ...

Page 12: ...9 Threading diagram for DFB1012PSM ...

Page 13: ...pulley turns counterclockwise as seen from the end of the machine pulley 3 3 3 3 2 Motor belt 2 Motor belt 2 Motor belt 2 Motor belt Motor 3 phase 2 pole 400W clutch motor Belt M type V belt Select the proper motor pulley according to the machine speed refer to the motor pulley outer diameter on the table below Adjust the position of the motor by pressing the finger onto the middle of the belt so ...

Page 14: ...the filter element 3 Replacing the oil and the filter element 3 Replacing the oil and the filter element To extend machine life be sure to replace the oil after the first 250 hours of operation To replace the oil follow the procedures below 1 Remove the V belt from the motor pulley and then remove the machine from the table 2 Remove screw D and then drain the oil Be careful not to stain V belt wit...

Page 15: ...12 5 SEWING MACHINE INSTALLATION 5 5 5 5 1 Cutting the machine table 1 Cutting the machine table 1 Cutting the machine table 1 Cutting the machine table 1402 1404 ...

Page 16: ...13 1406 1412 1012 ...

Page 17: ...14 1412 1012PSM ...

Page 18: ...15 1412PQ ...

Page 19: ...16 1412PQSM ...

Page 20: ...ooper and position of the looper holder bracket alling the looper and position of the looper holder bracket alling the looper and position of the looper holder bracket Insert the looper into the looper holder until bottom A of the looper touches looper holder bracket B Then tighten screw C When the looper passes the needle there should be a clearance of 0 0 1mm between the point of the looper and ...

Page 21: ...r single chainstiching when the looper enters the needle thread loop the point of the looper should be 4mm above the top of the needle s eye To make this adjustment remove the cover first loosen eccentric set screw D and then move eccentric ball A 6 6 6 6 3 Looper setting dist 3 Looper setting dist 3 Looper setting dist 3 Looper setting distance ance ance ance When the needle bar is at the bottom ...

Page 22: ...13 5mm 7 ADJUSTING THE TIMING OF THE RETAINER LOOPER 7 7 7 7 1 Position of the retainer looper 1 Position of the retainer looper 1 Position of the retainer looper 1 Position of the retainer looper Install retainer looper A so that its flat surface is turned upward At this time there should be a clearance of 0 5mm between the needle and the point of the retainer looper Adjustment is made by looseni...

Page 23: ...sition of the needle guard sition of the needle guard sition of the needle guard sition of the needle guard When the needle is closest to the needle guard there should be a clearance 0 0 1mm between the right side of the needle and needle guard A Adjustment is made by loosening screw B 9 ADJUSTING THE FEED DOG STITCH LENGTH 9 9 9 9 1 Feed dog height tilt 1 Feed dog height tilt 1 Feed dog height ti...

Page 24: ...Insert a screwdriver from hole C To decrease the stitch length turn screw B clockwise To increase the stitch length turn screw B counterclockwise 3 After this adjustment is made by turning screw B be sure to tighten screw A 10 ADJUSTING THE PRESSER FOOT 10 10 10 10 1 Presser foot pressure 1 Presser foot pressure 1 Presser foot pressure 1 Presser foot pressure The presser foot pressure should be as...

Page 25: ... remove the fabric raise manual lever A 11 11 11 11 2 To adjust the puller pressure 2 To adjust the puller pressure 2 To adjust the puller pressure 2 To adjust the puller pressure The puller pressure should be as light as possible yet be sufficient to feed the fabric smoothly To increase the pressure turn adjusting knob D clockwise To decrease the pressure turn adjusting knob D counterclockwise 11...

Page 26: ...ustment 1 Thread tension adjustment 1 Thread tension adjustment Thread tension varies according to sewing conditions such as the fabric thread and stitch length to be used Tension on the needle thread can be adjusted with nuts A Tension on the looper thread can be adjusted with nuts B To increase the tension turn the nuts clockwise 13 13 13 13 2 Position of the needle thread 2 Position of the need...

Page 27: ... bar is descending the looper thread eyelet bar should ascend With the looper thread eyelet bar at the bottom of its stroke adjust distance A between the eye on the looper thread eyelet and the looper thread eyelet bar by referring to the table below Thread type Distance A Polyester Tetoron 8mm Spun 10mm Wooly 15mm 14 PSM MECHANISM 14 14 14 14 1 Types of cams 1 Types of cams 1 Types of cams 1 Type...

Page 28: ... on the outside to use the lower two spreaders Install any one of cams No 2 to No 9 on the inside to use the upper spreader Thread spreaders eyes marked Following the above procedures automatically produces the decorative stitches below refer to decorative stitches No 2 to No 9 No 1 No 1 No 1 No 1 No 2 No 2 No 2 No 2 No 3 No 3 No 3 No 3 No 4 No 4 No 4 No 4 ...

Page 29: ...26 No 5 No 5 No 5 No 5 No 6 No 6 No 6 No 6 No 7 No 7 No 7 No 7 No 8 No 8 No 8 No 8 No 9 No 9 No 9 No 9 ...

Page 30: ...ts stroke adjust the cams so that spreaders K L and M stop moving Adjustment is made by loosening screws C and J see Replacing the cams 2 Position of spreader K With spreader K at the extreme left end of its travel the third spreader s eye on spreader K should be aligned with the center of the left end needle Adjustment is made by loosening nut D for lever N see Replacing the cams 3 Position of sp...

Page 31: ...the binder 1 Disassembling and reassembling the binder 1 Disassembling and reassembling the binder 1 Disassembling and reassembling the binder To disassemble the binder Remove screw A Remove the binder by pulling it toward you while referring to arrows B and C To reassemble the binder Fit the ends of upper fabric guides F onto lower fabric guides G Move the binder down in the direction of arrow H ...

Page 32: ... Position of the upper and lower fingers of the binder 3 Position of the upper and lower fingers of the binder 3 Position of the upper and lower fingers of the binder Position upper and lower fingers so that distance A is halved by each vertical center line of the needles The line formed by the points of the upper and lower fingers should be parallel with each horizontal center line of the needles...

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