JUKI UnionSpecial 35800BLWG, Adjusting Instructions / Illustrated Parts List

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3
CONTENTS
SAFETY RULES ..................................................................................................................................................................................................... 4
IDENTIFICATION OF MACHINES ....................................................................................................................................................................... 5
CLASS DESCRIPTION ........................................................................................................................................................................................ 5
STYLE OF MACHINES ......................................................................................................................................................................................... 5
STYLE OF MACHINES (CONT.) .......................................................................................................................................................................... 6
ILLUSTRATIONS ................................................................................................................................................................................................... 6
IDENTIFYING PARTS ........................................................................................................................................................................................... 6
TERMS ................................................................................................................................................................................................................. 6
THREADING & OILING FOR PLAIN FEED .......................................................................................................................................................... 7
THREADING & OILING FOR DIFFERENTIAL FEED ............................................................................................................................................. 8
NEEDLES ............................................................................................................................................................................................................. 9
LUBRICATION ..................................................................................................................................................................................................... 9
THREADING ........................................................................................................................................................................................................ 9
ADJUSTING INSTRUCTIONS ............................................................................................................................................................................... 9
TORQUE REQUIREMENTS .................................................................................................................................................................................. 9
SYNCHRONIZING NEEDLE AND LOOPER MOTIONS .................................................................................................................................... 10
TIGHTENING NEEDLE HEAD ............................................................................................................................................................................ 11
ALIGNING NEEDLES IN THROAT PLATE SLOTS .............................................................................................................................................. 11
CENTERING THE CYLINDER ............................................................................................................................................................................. 11
SETTING THE LOOPER ...................................................................................................................................................................................... 11
SETTING THE LOOPER AVOID PLAIN FEED ..................................................................................................................................................... 12
SETTING HEIGHT OF NEEDLE BAR ................................................................................................................................................................... 12
SETTING THE FEED DOGS FOR PLAIN FEED ................................................................................................................................................... 12
SETTING THE FEED DOGS FOR DIFFERENTIAL FEED ....................................................................................................................................... 12
SETTING THE FEED DOGS FOR DIFFERENTIAL FEED (CONT.) ........................................................................................................................ 13
CHANGING STITCH LENGTH .......................................................................................................................................................................... 13
SETTING REAR NEEDLE GUARD ...................................................................................................................................................................... 13
PRESSER FOOT AND PRESSER BAR ADJUSTMENT ......................................................................................................................................... 14
UPPER FEED ROLLER ADJUSTMENT ................................................................................................................................................................ 14
UPPER FEED ROLLER ADJUSTMENT (CONT.) ................................................................................................................................................. 15
THREAD TENSION AND RELEASE .................................................................................................................................................................... 15
DIFFERENTIAL CONTROL ................................................................................................................................................................................. 15
SETTING NEEDLE THREAD TAKE-UP AND FRAME EYELET .............................................................................................................................. 16
LOOPER THREAD TAKE-UP ADJUSTMENT ...................................................................................................................................................... 16
FOLDER ADJUSTMENT ..................................................................................................................................................................................... 17
AIR BLOWER TUBE ADJUSTMENT .................................................................................................................................................................... 17
PULLER ADJUSTMENTS .................................................................................................................................................................................... 17
PNEUMATIC ADJUSTMENTS ............................................................................................................................................................................ 18
ADJUSTING STOP COLLAR ON FEED ROLLER FOR PNEUMATIC MACHINES ............................................................................................. 19
MAIN FRAME, CAST-OFF PLATE, EYELETS, MISCELLANEOUS COVERS AND BUSHINGS ........................................................................... 21
MAIN FRAME, CAST-OFF PLATE, EYELETS, MISCELLANEOUS COVERS AND BUSHINGS (CONT.) ............................................................. 23
CYLINDER COVERS AND BUSHINGS FOR PLAIN FEED ................................................................................................................................. 25
CYLINDER COVERS AND BUSHINGS FOR PLAIN FEED (CONT.) .................................................................................................................. 27
CYLINDER COVERS AND BUSHINGS FOR DIFFERENTIAL FEED .................................................................................................................... 29
CYLINDER COVERS AND BUSHINGS FOR DIFFERENTIAL FEED (CONT.) ..................................................................................................... 31
DETACHABLE HEAD ASSEMBLY ...................................................................................................................................................................... 33
OILING, NEEDLE LEVER, CRANKSHAFT AND MAIN SHAFT PARTS FOR PLAIN FEED ................................................................................... 35
OILING, NEEDLE LEVER, CRANKSHAFT AND MAIN SHAFT PARTS FOR DIFFERENTIAL FEED ...................................................................... 37
PLAIN FEED BAR, FEED LIFT & FEED DRIVE COMPONENTS FOR PLAIN FEED .............................................................................................. 39
DIFFERENTIAL FEED BAR, MAIN FEED BAR, FEED LIFT ECCENTRIC ASSEMBLY FOR DIFFERENTIAL FEED ................................................... 41
FEED DRIVE COMPONENTS, LOOPER DRIVE COMPONENTS AND LOOPERS FOR PLAIN FEED ............................................................... 43
LOOPERS, LOOPER HOLDERS, FEED DRIVE COMPONENTS AND LOOPER AVOID COMPONENTS FOR DIFFERENTIAL FEED ........................... 45
UPPER ROLLER FEED, FOOT LIFTER AND THREAD TENSION PARTS ............................................................................................................ 47
UPPER ROLLER FEED, FOOT LIFTER AND THREAD TENSION PARTS (CONT.) .............................................................................................. 49
REAR ROLLER & PRESSER FOOT PNEUMATIC COMPONENTS & TREADLE SWITCH ................................................................................... 51
PULLER DRIVE ASSEMBLY ................................................................................................................................................................................ 53
PULLER BRAKE ASSEMBLY ............................................................................................................................................................................... 55
SEWING PARTS FOR PLAIN FEED .................................................................................................................................................................... 57
SEWING PARTS FOR DIFFERENTIAL FEED ....................................................................................................................................................... 59
THREAD STAND ................................................................................................................................................................................................ 61
ACCESSORIES .................................................................................................................................................................................................. 62
NUMERICAL INDEX OF PARTS ........................................................................................................................................................................ 63
NUMERICAL INDEX OF PARTS ........................................................................................................................................................................ 64
NUMERICAL INDEX OF PARTS ........................................................................................................................................................................ 65
NOTES ............................................................................................................................................................................................................... 66
NOTES ............................................................................................................................................................................................................... 67