Atlanta Attachment Company 1392D, Technical Manual & Parts Lists

Page: 17 / 162

Technical Manual & Parts Lists
10
Setup Specifications
2” Stroke (Gauge)
1. NEEDLE BAR DRIVE LEVER (SHOULDER TO SHAFT C/L) .............................................35 MM (“A”)
2. NEEDLE BAR PITMAN ROD… (18.1") ................................................................................. 460MM…..…...
3. NEEDLE BAR TRAVEL (2.00") .............................................................................................. 51 MM……….
4. PRESSER FOOT PITTMAN ROD (22.2") .............................................................................. 565MM……….
5. NEEDLE BAR (MODIFIED) HEIGHT ABOVE T/P @ BDC…180º ..................................... 37 MM (“B”)
6. POINT OF NEEDLE BELOW NEEDLE PLATE @ BDC…180º ........................................... 28 MM (“D”)
7. POINT OF NEEDLE BELOW NEEDLE PLATE @ TAKE TIME.…232º ............................ 19 MM (“C”)
8. TIMING ......................................................................... NEEDLE BAR DOWN = LOOPERS BACK…..……
9. LOOPER PITMAN ROD LENGTH ......................................................................................... 85 MM…..……
10. LOOPER DRIVE ARM SPACER OD TO AXIS CENTER ................................................... 47 MM…..……
11. RETAINERS REARWARD ............................................................................................................ 64º …..…..
12. REAR RETAINER BAR BACK TO BACK OF NEEDLE PLATE @ 64º ............................. 89MM…..……
13. POINT OF RETAINER TO NEEDLE @ 154º ....................................................................... 1-2 MM…….….
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14. LOOP TAKE TIME (PT OF LPR @ FT OF NDL) ...................................................................... 232º ….……
15. LOOPER TRAVEL .................................................................................................................. 29 MM….…….
16. REAR BUTTERFLY ECCENTRIC FORWARD .......................................................................... 148º ………
17. BUTTERFLY STROKE .............................................................. RODEND CENTERED IN SLOT (“E”)
18. BUTTERFLY PITMAN ROD LENGTH ............................................................................... 265MM….…….
19. REAR BUTTERFLY ROD TO FRAME @ LOWEST POSITION (148º) ............................. 38 MM (“F”)
20. REAR BUTTERFLY ROD TO FRAME @ HIGHEST POSITION (328º) ............................ 58 MM………..
21. FRONT BUTTERFLY TIMING ................................................................................... LEVEL @ 90º……….
22. NEEDLE THREAD TAKE-UP ROD ................................................................................. DOWN 15º……….
(LOWER ROD FOR THICKER MAT'L)
23. PRESSER FOOT HEIGHT, NDL DOWN @ LOWEST SETTING ......................................... 3 MM………..
24. PRESSER FOOT CAMS ........................................................................................ LEVEL @ 0 DEG………..
25. LOOPER TIMIMG ADJUSTMENT ................. LOW MOVING FORWARD?= ADV ECCENTRIC……….