Ultrafeed Specifications
Shuttle Oscillating (Cam/Rocker Arm Driven)
Max� Straight Stitch Length 6mm
Needle Bar Stroke 34mm
Needle System 135 x 17, 135 x 16
Bed Size 14�5” x 7”
Underarm Space 7” x 4�5”
Presser Foot Lift 3/8” (0�375”)
Bobbin Size Class 15/Style A (20�5mm Dia� x 10�8mm H)
Needle Size Range #10-#22
Thread Range Home Sizes to V-92 (T-90)
WorkerB
®
Power Pack Specifications
110V (North America)
100-230V (North America &
International)
Machine Part Number #311502 #300500
Maximum Sewing Speed
260 stitches/minute (with Monster
®
ll Balance Wheel)
550 stitches/minute (with WorkerB
®
Balance Wheel)
Input Voltage 100-120 VAC, 50/60 Hz 100-230 VAC, 50/60 Hz
Input Watts 375
Included Power Cord(s)
Motor RPM 4,500-5,000
Motor Power 1/4 hp, 90 VDC
Output Watts 350 (Max�)
On-Off Switch Built-in
250V Fuse Type Select according to max amperage rating printout on bottom of WorkerB Control Box�
67 | Sailrite�com Ultrafeed
®
LS Guidebook | 68
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