a wrench.

-Rotate the Table until it is square to the bit.

-Retighten the Hex Bolt (B12).

Operation

Warning: Avoid personal injuries. Before operating this machine, review all Safety Warn- ings and Precautions listed on pages 2 through 5.

Drilling

While following these procedures, refer to the photo on page 5.

1.Loosen the Table Clamp (B13) and turn Crank (B8) to adjust the Table height to accommodate the workpiece being drilled. Retighten Table Clamp.

2.Open the Chuck (A12) and insert the drill bit in the center. Tighten with the Chuck Key.

3.Secure the workpiece (and backup material) to the Table using a vise and/or clamp.

The workpiece sits on the backup material which in typically a scrap piece of wood used to stabilize the workpiece. It also helps the drill make a cleaner hole. To keep it from spinning, have it touching the left side of the Column.

4.Bring the drill bit down with the Feed Knob (34) to where the hole is to be drilled. Make minor workpiece alignment adjustments.

5.Plug the Power Cord (29) into an electrical outlet.

Warning: Wear an ANSI approved, full face shield while drilling any type of material.

6.Push the Switch (2) up to turn the Motor ON.

7.Pull down on the Feed Knob and slowly drill the hole into the workpiece.

Warning: If the drill bit grabs and spins the workpiece, do not attempt to stop the spin- ning with your hands. Step back, and push the Switch down to the OFF position. Wait for the spindle to stop turning before dislodging the workpiece.

8.When the drilling is complete, press the Switch to the OFF position.

Adjusting the Head Angle

Caution: Before making any adjustments, unplug the Power Cord (29) from the electri- cal outlet.

1.To adjust the Head angle to other than 90 degrees, loosen the right Clamping Lever (B30).

2.Pull out the Guide Pin (16) and turn it 90 degrees so that it’s cross pin rests on top of the outlet.

3.Align the mark on the Column Guide (18) with the Scale (33).

4.Once the Head is tilted to the desired angle, retighten the Clamping Lever.

SKU 44846

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Harbor Freight Tools 44846 operating instructions Operation, Drilling, Adjusting the Head Angle
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44846 specifications

Harbor Freight Tools 44846, also known as the Central Pneumatic 21-Gallon Horizontal Air Compressor, has gained significant attention among both DIY enthusiasts and professionals alike. This reliable and efficient air compressor boasts a variety of features that make it a staple in workshops and job sites.

One of the most notable features of the 44846 is its powerful 1.5 horsepower motor, capable of delivering a maximum pressure of 125 PSI. This ensures a quick recovery time, allowing users to work with pneumatic tools seamlessly. The 21-gallon horizontal tank provides ample storage, enabling longer operating times without frequent refills. Ideal for a range of applications, from powering air tools to inflating tires, this compressor stands out for its versatility.

Another essential characteristic of the Harbor Freight 44846 is its oil-lubricated pump, which promotes efficient performance and longevity. The pump aids in maintaining lower operating temperatures, reducing wear and tear on internal components. This feature is particularly beneficial for users engaged in extended projects or heavy-duty tasks.

Safety and convenience are also paramount in the design of the 44846. Equipped with a pressure regulator, users can adjust the output pressure according to their specific needs, ensuring optimal performance during use. The built-in quick connect coupler provides easy access to tools, while the large, durable wheels make transportation to various work locations hassle-free.

Additionally, the compressor features a low noise level, producing a moderate sound output during operation. This makes it suitable for environments where noise reduction is essential, allowing users to work in residential areas without disturbing neighbors.

Maintenance is simplified with the Harbor Freight 44846, as it includes a removable air filter for easy cleaning and replacement. This design consideration helps maintain efficiency over time and ensures that the compressor operates at peak performance.

Overall, the Harbor Freight Tools 44846 Central Pneumatic 21-Gallon Horizontal Air Compressor is an exceptional choice for those needing a reliable, versatile, and durable compressor. Its combination of power, efficiency, and user-friendly features makes it an excellent addition to any toolkit, whether for home use or professional applications. With proper care and maintenance, this compressor promises to serve users well for many projects to come.
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