Introduction
The high-performance SKIL PWR CORE 20™ Brushless 20V 3-1/4 Inch Planer is designed for precision woodworking tasks. It excels at creating smooth surfaces, beveling edges, and reclaiming old wood by leveling thickness. This cordless tool offers portability and efficiency, powered by the PWR CORE 20™ battery system (sold separately), which provides extended runtime and battery life through advanced cooling technology.
Important Safety Information
WARNING: Read all safety warnings, instructions, illustrations, and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury.
- Always wear eye protection, hearing protection, and a dust mask when operating the planer.
- Keep your work area clean and well-lit. Cluttered or dark areas invite accidents.
- Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
- Secure the workpiece. Use clamps or other practical ways to secure and support the workpiece to a stable platform.
- Disconnect the battery pack from the tool before making any adjustments, changing accessories, or storing the tool.
- Keep hands away from the planing area and the cutter head.
- Ensure the planer blades are sharp and properly installed before use.
Components and Included Parts
The SKIL PWR CORE 20™ Brushless Planer PL593801 includes the following:
- SKIL PWR CORE 20™ Brushless 20V 3-1/4 In. Planer (Tool Only)
- Parallel Guide
- Dust Bag
- Spanner (Wrench)
- Rabbet Fence

Figure 1: Overview of the SKIL PWR CORE 20™ Brushless Planer, showing its main body and base plate.
Setup
Battery Installation (Battery Sold Separately)
- Ensure the planer is turned off and the depth adjustment knob is set to '0'.
- Align the PWR CORE 20™ battery pack with the battery port on the rear of the planer.
- Slide the battery pack into the port until it clicks securely into place.
- To remove, press the battery release button and slide the battery out.
Attaching Accessories
The parallel guide and rabbet fence can be attached to the side of the planer base for precise cuts. The dust bag connects to the chip exhaust port to collect sawdust.

Figure 2: Front view of the planer, illustrating the attachment points for the dust bag and guides.
Operating Instructions
Adjusting Planing Depth
Rotate the front depth adjustment knob to set the desired planing depth. The scale indicates the depth of cut in inches. Start with shallow cuts and gradually increase depth as needed.
Using the Kickstand and Park Mode
The planer features a smooth kickstand that automatically deploys when the tool is lifted, preventing the blade from scratching finished surfaces when not in use. This acts as a 'park mode' for the tool.
Chip Exhaust Direction
The planer is equipped with dual left or right chip exhaust ports. Adjust the direction of the chip exhaust to keep your workspace clear of sawdust, depending on your working position.
Planing Technique
Place the front shoe of the planer flat on the workpiece. Start the motor, then smoothly push the planer forward, maintaining even pressure. Guide the planer along the desired path, ensuring consistent movement for a uniform finish.

Figure 3: A user demonstrating the proper technique for operating the planer on a wooden board.
Maintenance
Cleaning
Regularly empty the dust bag and clean the planer's exterior with a soft, damp cloth. Ensure all ventilation openings are free from dust and debris to prevent overheating.
Blade Replacement/Inspection
Inspect the planer blades periodically for sharpness and damage. Dull or chipped blades can lead to poor performance and increased motor strain. Refer to the official Skil manual for detailed instructions on safe blade replacement using the provided spanner.

Figure 4: A close-up view of the planer's blades, highlighting the importance of regular inspection and maintenance.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Planer not starting | Battery not inserted correctly or discharged. | Ensure battery is fully seated and charged. |
| Poor planing finish / Uneven cuts | Dull or damaged blades; incorrect depth setting; inconsistent pressure. | Replace blades; adjust depth setting; maintain even pressure during operation. |
| Excessive vibration or noise | Loose components; damaged blades; motor issue. | Check for loose parts; inspect and replace blades if damaged; contact customer support if motor issue is suspected. |
| Dust bag not collecting chips effectively | Dust bag full; exhaust port clogged. | Empty dust bag; clear any blockages from the exhaust port. |
Specifications
- Brand: Skil
- Model: PL593801
- Power Source: Battery Powered (20 Volts)
- Maximum Rotational Speed: 14,000 RPM
- Cutting Width: 3-1/4 Inches (82 mm)
- Item Weight: 5.18 pounds
- Product Dimensions: 13.27"L x 7.28"W x 7.68"H
- Base Material: Cast Iron
- Included Components: Planer (Tool Only), Parallel guide, Dust bag, Spanner, Rebate Fence
Warranty and Support
For detailed warranty information, product registration, and customer support, please refer to the official Skil website or contact their customer service directly. It is recommended to keep your purchase receipt as proof of purchase for any warranty claims.