Jet Tools J-4301A, J-4400A, J-4401A, J-4300A Installing abrasive discs, Replacing the v-belt

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built up material in the upper part of the bracket casting.

2.Take the two keys off of the idler pin bracket, wipe off, and re-grease.

3.Reverse the above steps to make the machine ready for reinstallation of the belt according to the Belt replacement instructions.

7.3Installing abrasive discs

1.Disconnect power to the machine to prevent accidental start-ups.

2.Peel off the old abrasive disc.

3.Clean the drive disc surface using naptha or a similar nonflammable solvent that will dry film- free.

4.Pull the protective backing half off the new abrasive disc.

5.Position the new disc carefully so it is centered accurately on the drive disc. (See Figure 8.)

6.When accurately centered, remove the rest of the protective backing and press the abrasive disc firmly against the drive disc so complete adhesive contact is made.

7.Reconnect the power to the machine.

Figure 8: Installing new abrasive disc

7.4Replacing the v-belt

1.Disconnect power to the machine to prevent accidental start-ups.

2.Remove the belt guard (Figure 9) and disc table.

3.Remove the table tilt lock knob (Figure 10).

4.Loosen the four motor bolts so the motor can slide on its plate.

Figure 9: Removing belt guard

Figure 10: Disc table lock knob

5.Remove the belt from the motor pulley.

6.Remove three of the base mounting bolts, then loosen the fourth bolt slightly. This allows you to rotate the machine on the machine base (See Figure 11).

7.Remove the two bolts, underneath the machine casting, that secure the disc guard to the casting (See Figure 11).

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Contents Part No. M-414551 Models J-4200A 4300A 4400A 4200A-2 4301A 4401A 4202AWalter Meier Manufacturing Inc More Information Warranty and ServiceTable of contents General Machinery Warnings Safety WarningsGeneral Cautions General Electrical Cautions Wire SizesSafety Requirements for Abrasive Sanding Machines Machine and Manual Overview Disc/Belt Sander Disc Sander SpecificationsModel Stock No Operating instructions Adjusting the belt sander tableUsing the indexing lock handle Adjusting the belt sander armUse of the Miter Gauge Adjusting disc sander tableTo adjust to horizontal To adjust arm to any angle between vertical and horizontalTrack mechanism maintenance MaintenanceBelt replacement Replacing the v-belt Installing abrasive discsRotating the machine casting to remove the disc guard bolts Disc table miter parallelism adjustment Machine setupBasic setup Disc table angle adjustmentBelt table angle adjustment Disc table gap adjustmentBelt table miter slot parallelism adjustment Electrical connections Adjusting or replacing the platenVoltage conversion Single phase electrical hookupThree phase electrical hookup Motor rotationSymptom Possible Cause Correction TroubleshootingModel J-4200A Belt and Disc Sander Assembly Exploded View Replacement partsIndex No Description Size Qty Model J-4200A Belt and Disc Sander Assembly Parts ListShss Model J-4300A Belt Sander Assembly Exploded View Shcs Model J-4300A Belt Sander Assembly Parts List300x7.5mm,t=2mm Model J-4400A Disc Sander Assembly Exploded View Model J-4400A Disc Sander Assembly Parts List Base Assembly All 1 Phase Models Exploded View Description Size Qty Base Assembly All 1 Phase Models Parts ListBase Assembly All 3 Phase Models Exploded View Base Assembly All 3 Phase Models Parts List Electrical schematic single phase Electrical schematic 3 phase New Sanford Road LaVergne, Tennessee Phone

J-4301A, J-4300A, J-4202A, J-4401A, J-4400A specifications

Jet Tools is a renowned name in the woodworking and metalworking industries, known for delivering high-quality machinery and tools. Among their notable products are the J-4200A, J-4200A-2, J-4400A, J-4401A, and J-4202A, all of which exhibit excellent craftsmanship and innovative features.

The Jet J-4200A is a well-regarded 6-inch jointer designed to give woodworkers precision and versatility. It features a heavy-duty cast iron table that offers stability and reduces vibration during operation. The 1-horsepower motor provides ample power for jointing hardwoods, while the easy-to-adjust fence ensures accurate jointing angles up to 45 degrees. The combination of a built-in dust port and a smooth operation makes it a favorite among professionals and hobbyists alike.

The J-4200A-2 takes the functionality of the J-4200A up a notch by including an upgraded 2-horsepower motor. This increased power allows for smoother operation and the capability to handle larger workpieces with ease. The J-4200A-2 also features an improved blade set that enhances cutting efficiency, allowing users to achieve finer finishes with less effort.

On the larger end of the spectrum, the Jet J-4400A serves as a robust 8-inch jointer that combines additional surface area with heavy-duty construction. This model features a precision-ground cast iron table and an extra-long bed, allowing for exceptional control over larger projects. The J-4400A's powerful 1.5-horsepower motor, complemented by its impressive feed rate, makes it ideal for serious woodworkers looking to take on demanding tasks.

The J-4401A, another variant in this lineup, boasts similar features to the J-4400A but introduces a unique spiral cutterhead. This innovative technology reduces noise and vibration, providing a smoother finish while extending the life of the blades. This model is especially appreciated by those who frequently work with various types of wood, as it minimizes tear-out and produces cleaner cuts.

Finally, the Jet J-4202A is designed as a versatile machine for both jointer and planer applications. It offers a space-saving solution for workshops where floor area is a concern. With its dual functionality, the J-4202A allows users to switch between operations seamlessly, emphasizing Jet's commitment to innovation and practicality in woodworking machinery.

In summary, the Jet Tools J-4200A series stands out for its combination of powerful motors, durable construction, and precision engineering. Each model is built to cater to the varying needs of woodworkers, ensuring that performance, versatility, and user-friendliness are at the forefront of their design. By integrating technology and thoughtful features, Jet Tools continues to support the craftsmanship of woodworking enthusiasts and professionals alike.
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