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From the library of: Superior Sewing Machine & Supply LLC

Summary of Contents for DVK-1700 series

Page 1: ... 4 I L1ULOU KJfJT K LUUL cicajstool nSewJnc techfne DVKiiTooseaes From the library of Superior Sewing Machine Supply LLC ...

Page 2: ...istance of looper and needle 4 11 Height of feed dog 4 12 Changing stitch length 4 13 Setting needle guard 5 14 Adjustment of looper thread take up a position of take up eyelet 5 b position of thread retainer 5 c adjustment of take up cam 5 15 Adjustment of rear puller a synchronizing needle and p ler 6 b changing amount of travel of puller 6 c fine adjustment of travel of puller 6 16 Setting cabl...

Page 3: ...counterclockwise motor pulley diameter m m R P M 50 Hz bU Hz A500 95 80 4000 85 70 Table 1 4 Supplying draining oil Fig 1 Reconmended oil is TELUESSO 33 a Remove oil viewer Aand supply oil until oil is being filled up to the line Bof oil gauge C The oil level should be checked and kept between line B and D while machine is in use b Draming oil can be done with removing screw E It is recooniended t...

Page 4: ...5 threading Fig 2 2 6 Setting needle Fig 3 Place needle so that strait groove and needle eye are exactly facing toward operator o 1 Fig 3 From the library of Superior Sewing Machine Supply LLC ...

Page 5: ...ng location To adjust loosen screw E Fig 6 SLIOT Y just enough to retain its position tzum handwheel while eccen trie F is being held its position to attiain proper synchronization Retigjhten screw E securely 9 Clearance of looper and needle Fig 6 7 Set the looper and turn handiheel in opera ting direction until the point of the loo per moving to the left on the back side of the needle its clearan...

Page 6: ...i When Che needle bar is at the top of its stroke the height of peak of teeth from the surface of the nee dle place should be 1 0 1 2 m m To adjust loosen screw A move feed dog vertically to attain its proper height Retighten screw A securely 12 Changing feed length Fig 10 CAUTION Whenever feed lengh is changed besure to readjust the needle guard If the change of feed length is required loosen nut...

Page 7: ...ce is 6 7 m m To adjust loosen screw Gnove thread retainer E a vertically to attain its height Retighten screw G Setting looper thread take up eyelet Proper location of thread take up eyelet D should be vertica lly in line with the center of main shaft Loosen set screw Amove eyelet to at tain its position Retighten set screw A securely 6 7 mm ZZZZ2ZZZ7_ CT c Adjsupnent of take up cam Fig 13 Fig 12...

Page 8: ...nt of travel of the puller Fis 15 Feed length and the amount of travel of Che puller normally be maintained the same To adjust this loosen nut C move ball joint assembly inwardlyCtoward upper shaft in connecting lever A to acquire more feed action outwardly acts the reverse Retighten nut C c Fine adjustment of travel of the puller Fig 16 To adjust this loosen screU Cmove puller ariv lever B toward...

Page 9: ... t 16 Setting le stand Fig 17 1 From the library of Superior Sewing Machine Supply LLC ...

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