Brother PR655 Service Manual page 226

Test mode Input needle bar data for adjustment
Reference: How to read the barcode data
You can also select the standard needle bar and perform any necessary adjustments from the barcode data (13-digit) found on
the needle bar case assy.
Needle bar data on Bar code
Production NO. (8-digit)
Bar code
5 Needle threader adjustment (front/back)
4 Needle threader adjustment (right/left)
3 Needle bar rising length and
Needle space adjustment
2 Needle position adjustment (right/left)
1 Needle position adjustment (front/back)
Needle bar case assy
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