[_ WARNING I

To avoid injury from accidental starting, always turn switch OFF and unplug the tool before moving, replacing

the blade or making adjustments.

TROU BLESHOOTING GUIDE - MOTOR

PROBLEM

 

 

 

PROBLEM

CAUSE

 

 

SUGGESTED CORRECTIVE

ACTION

Brake

does

not

I.

Motor

brushes not sealed or lightly

I.

Inspect/clean/replace

brushes. See

 

stop blade

within 6

 

sticking.

 

 

 

 

 

 

MAINTENANCE

section.

 

 

seconds.

 

2.

Motor

brake overheated from

use of

2.

Use a recommended

blade. Let cool down. See

 

 

 

 

defective

or wrong

size blade or rapid

 

REMOVING OR INSTALLING THE BLADE

 

 

 

 

ON/OFF

cycling.

 

 

 

 

section.

 

 

 

 

 

 

 

 

3,

Arbor

bolt loose.

 

 

 

3.

Retighten. See REMOVING OR

INSTALLING

 

 

 

4.

Brushes

cracked,

damaged,

etc.

 

THE BLADE section.

 

 

 

 

 

 

5.

Other.

 

 

 

 

 

 

4.

Replace

brushes.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

Contact

Sears

Service

Center.

 

 

Motor

does

not start

1.

Limit switch

failure

 

 

 

1.

Replace

limit switch.

 

 

 

 

 

 

2.

Brush

worn.

 

 

 

 

2.

Replace

brushes. See MAINTENANCE

section.

 

 

 

3.

Fuse

blown

or circuit

breaker

tripped on

3. Verify there is electrical power at the outlet.

 

 

 

 

home

panel.

 

 

 

 

4.

Contact

Sears

Service

Center.

 

 

 

 

 

4.

Other.

 

 

 

 

 

 

 

 

 

 

 

 

 

Brush

spark when

1.

Brush

worn.

 

 

 

 

1.

Replace

Brushes. See MAINTENANCE

section.

switch

released.

2.

Other.

 

 

 

 

 

 

2.

Contact

Sears

Service

Center.

 

 

TROU BLESHOOTING

GUIDE

- SAW OPERATION

 

 

 

 

 

 

 

PROBLEM

 

 

PROBLEM CAUSE

 

SUGGESTED

CORRECTIVE

ACTION

Blade

 

hits table.

1.

Misalignment.

I.

See ADJUSTMENT

- Cutting Arm Travel section.

Angle

of cut not

 

 

 

 

I.

See OPERATION

- Miter Angle

Adjustment

1.

Miter table

unlocked.

 

section.

 

 

 

 

 

accurate. Can not

 

 

 

 

 

 

2.

Sawdust under table.

2.

Vacuum or blow out dust. WEAR EYE

 

adjust

 

miter.

 

 

 

 

 

 

 

PROTECTION.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cutting

arm wobbles.

I.

Loose pivot

points.

I.

See ADJUSTMENT

- Cutting Arm Travel

section.

Cutting

arm will not

I.

Pivot bolt too tight.

1.

Loosen

pivot bolt lock nut (see adjustment

 

fully raise, or blade

2.

Pivot spring

not replaced properly

 

section).

 

 

 

 

 

guard

won'tfully

 

after service.

2.

Contact

Sears Service Center.

 

 

close.

 

 

3.

Sawdust build-up

3.

See MAINTENANCE

section.

 

 

Blade

 

binds, jams,

1.

Imprope r operat ion.

1.

See BASIC SAW

OPERATION

section.

 

burns

wood.

2.

Dull or warped blade.

2.

Replace

or sharpen

blade.

 

 

 

 

 

3.

Improper blade size.

3.

Replace

with 10 in. diameter blade.

 

 

 

 

4

Wood is moving during cut.

4.

Use hold down clamp to secure

workpiece

to

 

 

 

 

 

 

 

 

table.

 

 

 

 

 

Saw vibrates or

1.

Saw

blade

not round / damaged / loose.

1.

Replace

blade.

 

 

 

 

shakes.

2.

Arbor

bolt loose.

2.

Tighten

arbor bolt.

 

 

 

25

Page 25
Image 25
Craftsman 137.21237 operating instructions Problem Problem Cause Suggested Corrective Action

137.21237 specifications

The Craftsman 137.21237 table saw is a versatile and robust woodworking tool that caters to both amateur and professional woodworkers. Renowned for its reliability and precision, this table saw has made a mark in the DIY community and among seasoned craftspeople alike.

One of the standout features of the Craftsman 137.21237 is its powerful motor. With a 15-amp motor, it provides ample power to tackle a variety of cutting tasks. This motor facilitates smooth cuts through hardwoods and thick materials, ensuring that users experience consistent performance without lag. The saw comes equipped with a 10-inch blade that spins at impressive RPMs, allowing for clean, efficient cuts across different types of wood and plywood.

Another key characteristic of this table saw is its durable construction. The table surface is made of cast iron, providing a stable base that minimizes vibrations during operation. This stability is crucial for achieving accuracy in cuts, especially for intricate projects that require precise measurements. The table itself measures a generous size, allowing for larger workpieces to be cut with ease.

The Craftsman 137.21237 also boasts an advanced rip fence system. The fence is designed for quick adjustments, enabling users to make straight, consistent cuts at various widths. The easy locking mechanism ensures that your settings remain in place while cutting, enhancing safety and accuracy.

Safety is a paramount concern with the Craftsman 137.21237. It features an integrated blade guard, which provides protection against accidental contact with the blade. Additionally, the saw includes riving knife technology, which helps prevent kickback by keeping the wood aligned during cuts. This safety technology is crucial for woodworkers looking to minimize risk while operating powerful equipment.

Portability is another important aspect of the Craftsman 137.21237. Despite its sturdy build, the saw is designed with user convenience in mind. It includes onboard storage for accessories and additional parts, as well as a foldable stand, making it easy to transport and store when not in use.

In summary, the Craftsman 137.21237 table saw combines power, durability, and precision. With its strong 15-amp motor, robust cast iron construction, advanced safety features, and user-friendly design, it stands out as a reliable choice for anyone engaged in woodworking projects. Whether you're building furniture, crafting cabinetry, or undertaking home improvement tasks, this table saw provides the functionality and performance that can enhance your woodworking experience.