Beisler 739-23-1 Service Manual - Manual (Page 4)

2. Adjustment of sewing machine head
2.1 Gauges
The gauges listed in the following table allow for the precise
adjustment and inspection of the sewing machine.
No.Setting gauge Order No. Application
1 Gauge 0216 001069 Height of needle bar
2 Setting pin 9301 022608 Locking of sewing machine in position A-F
3 Gauge 0271 000767 Height of needle bar and height
of hook drive housing
4 Gauge 0739 41 751 4 Material clamp zero gauge
3-4
1
3 2
4