Brother CB3-B913 - Standard Adjustments; Troubleshooting

© FEATURES
* Model CB3-B913 is an idea l ma chine for
se wi ng button s on to knitw ork. dre ss
shirts. workin g c lothe s, l adie s gar ment s
and ch ildren's clothing.
*
Th e number of s titche s ca n be easily
changed to
8. 16 or 32 with simple le ver
ope ration so the machin e can be u se d
in a wide
ran ge of butt on se wing work.
*T he button c lamp I S aut o matically
rai sed and lo wered for bett er s ew i ng
efficie nc y.
* A unique brake minimi zes stopping
shock
and a ss ure s a quiet stop.
*
Attachment s may be i nsta ll ed for easy
pe ar l button se wing etc.
( SPECIFICATIONS ) ........ . .... .... ..... ... ..... ...... 1
( INSTALLING ) ...... .. . · · ........ · · .. ...... · .... · ...... ...... . 1
[I]. Motor Ba se ...... .... · · .. ........ ..................... · .. ·· · .. · ........ I
Mot or Pull ey ...... ............. .. · ...... . .......... ·· .. ·· ...... · ........ I
~ - Sett ing up the Ma chine .... ..... .................................... I
~- Ins ta ll ing th e Button Tra y .............. .. ........ · .. · ........... 2
( LUBRICATION AND TRIAL OPERATION , .... 2
[I] . Oiling ........ .... ..... · ..... · ........ . ........... · ........ . ·· · .. · · ........ 2
[2] . Trial Operati on ...... ·· ............ · ....... . ..................... ....... 2
( CORRECT OPERATION ) ... ................. ..... 3
. Longitudinal and Tran sve r sa l Feed Po sitioning · .......... . 3
~- Button In se rti on ·· · ........ · · · · ··· · .. · · · · ....... · · .. · .... · .. · · .... · ... 4
~- Chang ing the Number of Stitch es ............ . ................. 4
@. Needle an d Thr ead ...... · ...... . · ........ ....... · .......... · ..... · · ·· 4
,: { l .~
· -, ·~J u"
-i~
~
· ""'
~- Needle Ins ta lling . ...... ... .................................. . ···· ·· ··· 4
[Q]. T hreading ..... · · .. ................. ... · ........... ··· .... · ...... ·· ... ... 4
[1] . Thread T ension ........ · .............. · ........ ·· · ......... · .. · .. · ... 5
~- Adju st ing · eed le Thre ad Length from Needle
E
ye after Sew ing · · ....... ·· · · · ...... · ... · · · ·· · ... · · · ..... · ... · .. · · · ··· 5
~ - Adjusting th e Button Cla mp Pr essu re ... · ....... · ..... · ...... 5
( STANDARD ADJUSTMENTS ) ............ 5
[D. Needle Bar Hei ght Adjus tment ..... . ....... .. ....... .. ···· ·· .. . 5
~ - Needle and Looper Timing Adjus tment ··· ....... . .......... 5
~ - Needle Clea ran ce Adjus tm e nt ...... · · · ....... · · · ...... . .... · ..... 6
@ . Needle Guard Adjustmen t ................................ · .. · ...... 6
~ - Thread Looper Timing Adjus tment ........................ ... 6
[Q]. Su b-T ension Adjustme nt ......................................... ... 6
[1] . Button C lamp Lift er Adjustme nt ...... . ...... . .......... ......... 6
( TROUBLESHOOTING ) .... . .. .. . .... . · ··· ·· . ..... .. . 7
From the library of: Superior Sewing Machine & Supply LLC