Brother PR-620 Specifications download pdf (Page 203)

4 - 1

Adjustment

Precaution Adjustment flow ................................4 - 2

Inspection Bent needle ......................................4 - 3

Blunt needle......................................4 - 4

Test mode

Starting test mode / Selecting adjustment test mode

4 - 5

Main board test mode.......................4 - 6

Panel board test mode ...................4 - 12

Reference needle bar data for adjustment after main PCB replacement

4 - 16

Adjustment Motor belt tension adjustment ........4 - 18

Timing belt tension adjustment.......4 - 19

Needle position adjustment (front/back)

..4 - 20

Needle position adjustment (right/left)

..4 - 21

Needle bar rising length and needle space adjustment

....4 - 22

Needle bar height adjustment.........4 - 23

Rotary hook stopper clearance adjustment

..4 - 24

Presser foot height adjustment.......4 - 25

Needle bar top dead center adjustment

...4 - 26

Needle threader adjustment (up/down)

...4 - 27

Needle threader adjustment (right/left)

....4 - 28

Check Needle threading check..................4 - 29

Adjustment Y-belt tension adjustment ...............4 - 30

X-belt tension adjustment ...............4 - 31

Picker activation adjustment...........4 - 32

Movable knife origin adjustment .....4 - 33

Thread presser base up/down position adjustment

....4 - 34

Hoop sensor adjustment.................4 - 35

Upper Shaft Encoder Phase Adjustment

.4 - 36

XY-guide origin adjustment ............4 - 37

Cutter knife engagement adjustment

...4 - 38

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Brother PR-620 Specifications Page 203

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