Singer 212W140 User Manual

Specifications and Main Features

Model: Singer 212W140
Type: High Speed Two Needle Lock Stitch Machine
Speed: 4000 RPM (Recommended)
Maximum Stitch Length: 6 to the inch
Presser Bar Lift: 1/4 inch
Needle Bar Stroke: 1-5/16 inches
Bed Dimensions: 20-3/8 inches long, 7 inches wide
Workspace to the Right of Needle: 10-1/2 inches
Bobbin Case Opener: One to one
Needle Size: Class and Variety 135 x 7 (sizes 12, 14, 16, 18, 20, 21)
Lubrication System: Automatically Lubricated Rotary Sewing Hooks and Plain Bearings
Feed Type: Compound Feed
Machine Pulley: Outside diameter of belt groove 2.90 inches for 3/8 inch 'V' belt; effective diameter for 5/16 inch round leather belt 2-3/8 inches.
Mounting: Ball Bearings at the rear end for Arm Shaft and Bed Shaft, Automatically Lubricated Plain Bearings at the front end.

Q: What is the recommended speed for the Singer 212W140 ?
A: The recommended speed is 4000 RPM, depending on the material being stitched.
Q: What kind of needles does this machine use?
A: This machine uses needles of Class and Type 135 x 7 in size 12, 14, 16, 18, 20, and 21.
Q: How can I know what needle size I need?
A: The size of the thread is the proper determinant for the needle size as it should be able to pass through the needle’s eye without restriction.
Q: What is the longest stitch length of this machine?
A: The longest stitch length of the machine is six to the inch.
Q: How do I go about maintaining the Singer 212W140?
A: Before beginning work, it will be necessary to clean the machine thoroughly and oil it. The oil level in the reservoirs must also be checked from time to time, especially when the machine is in constant use.
Q: What kind of materials can be sewn using this machine?
A: The Singer 212W140 can sew a variety of materials like corsets, overalls, and other clothing items.

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