1. Introduction
This manual provides essential instructions for the safe operation, maintenance, and troubleshooting of your Lasko Pinnacle 40" Tower Fan, Model DST100. This fan is designed to circulate air efficiently with features such as 32 ft/s airflow, quiet 24dB operation, 90° oscillation, an energy-efficient DC motor, and a Carbon X Filtration system.

Image: The Lasko Pinnacle 40" Tower Fan in black with gold accents, accompanied by its remote control, illustrating airflow.
2. Important Safety Information
- Always plug fans directly into a wall outlet/receptacle. Never use with an extension cord.
- Do not operate any fan with a damaged cord or plug.
- Do not run cord under carpeting. Do not cover cord with throw rugs, runners, or similar coverings.
- Keep the fan away from curtains, drapes, and other fabrics that could be drawn into the fan.
- Unplug the fan from the outlet when not in use or when moving it.
- Do not immerse the fan in water.
3. Package Contents
- Lasko Pinnacle 40" Tower Fan (Model DST100)
- Carbon Filter
- Remote Control
- Coin Cell Batteries (for remote)
- Quick Setup Guide
- User Manual (this document)
- Carbon Filter Replacement Guide
4. Setup
Your Lasko Pinnacle Tower Fan requires minimal assembly. Follow these steps to prepare your fan for use:
- Carefully remove the fan and all components from the packaging.
- Attach the base to the bottom of the fan unit. Ensure it is securely fastened according to the Quick Setup Guide.
- Insert the provided coin cell batteries into the remote control.
- Place the fan on a firm, level surface.
- Plug the fan into a 120V AC wall outlet.
5. Operating Instructions
The Lasko Pinnacle Tower Fan features a digital display with touchpad controls on the top of the unit, and a remote control for convenient operation.

Image: A detailed view of the fan's top control panel, showing various touch buttons and the digital display.
5.1 Power On/Off
- Press the Power button (
) on the control panel or remote to turn the fan on or off.
5.2 Fan Speeds
The fan offers 12 adjustable speeds for customized airflow.
- Press the Speed button (
) on the control panel or remote to cycle through the available speeds.
5.3 Modes
Select from four distinct operating modes:
- Normal Mode: Provides continuous airflow at your selected speed.
- Natural Mode: Simulates a natural breeze by cycling randomly through different fan speeds.
- Sleep Mode: Gradually decreases the fan speed by one level every 30 minutes until it reaches a low setting, then maintains that speed for quiet operation during sleep. The display will dim.
- Auto Mode (AirSense Technology): The fan automatically adjusts its speed based on the room's ambient temperature to maintain optimal comfort.
- Press the Mode button (
) to cycle through these modes.

Image: Graphic illustrating the fan's AirSense technology, which intelligently adjusts settings based on room conditions.
5.4 Oscillation
The fan features 90° wide-angle oscillation to distribute air across a larger area.
- Press the Oscillation button (
) on the control panel or remote to start or stop the oscillation function.

Image: An illustration demonstrating the 90-degree wide-angle oscillation of the Lasko Pinnacle Tower Fan, covering a living room area.
5.5 Timer
Set the fan to automatically turn off after a specified period, up to 24 hours.
- Press the Timer button (
) on the control panel or remote to select the desired operating duration.
5.6 Night Light
The fan includes a night light feature for added convenience.
- Refer to the Quick Setup Guide for specific instructions on activating and deactivating the night light.
5.7 Child Lock
Activate the child lock to prevent unintended changes to settings.
- Refer to the Quick Setup Guide for specific instructions on activating and deactivating the child lock.
5.8 Remote Control
The included remote control allows you to operate all fan functions from a distance. The fan unit also features a remote pocket storage for convenience.

Image: The compact remote control for the Lasko Pinnacle Tower Fan, showing buttons for power, speed, oscillation, and timer.
6. Maintenance
6.1 Cleaning the Air Filter
The Lasko Pinnacle Tower Fan features a Carbon X Filtration system designed to capture dust, pet hair, and neutralize odors. Regular cleaning and replacement of the filter are essential for optimal performance.
- Unplug the fan before cleaning.
- Locate the removable panel on the back of the fan for filter access.
- Carefully remove the Carbon Filter.
- The filter can be cleaned by vacuuming or rinsing with water. Ensure it is completely dry before reinstallation.
- Replace the filter by aligning it correctly within the fan unit and securing the panel.

Image: A close-up view of the fan's Carbon X Filtration system, highlighting the removable panel for filter access.

Image: The Lasko Pinnacle Tower Fan alongside a 3-pack of CXF42 replacement filters, indicating filter replacement.
6.2 General Cleaning
- Use a soft cloth to wipe the exterior surfaces of the fan.
- Do not use abrasive cleaners or solvents.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on. | No power, fan not plugged in, power outlet not working. | Ensure fan is plugged into a working outlet. Check circuit breaker. |
| Weak or no airflow. | Air filter is dirty or clogged. Fan speed is too low. | Clean or replace the Carbon Filter. Increase fan speed. |
| Unusual noise or rattling. | Fan not on a level surface. Obstruction in fan grille. | Place fan on a stable, level surface. Unplug and check for obstructions. |
| Remote control not working. | Batteries are dead or incorrectly inserted. Obstruction between remote and fan. | Replace remote batteries. Ensure clear line of sight to fan sensor. |
8. Specifications
- Brand: Lasko
- Model Name: Lasko 40" Pinnacle DC Tower Fan with Remote Control
- Model Number: DST100
- Dimensions (D x W x H): 13" x 13" x 40.12"
- Item Weight: 9.73 pounds
- Color: Black
- Power Source: DC
- Wattage: 36 watts
- Voltage: 120.0V
- Noise Level: 24 Decibels (on lowest speed)
- Air Flow Capacity: 450 Cubic Feet Per Minute
- Number of Power Levels: 12
- Control Method: Touch, Remote
- Special Features: DC Motor, Digital Display, AirSense AI Technology, Timer, Child Lock, 12 Fan Speeds, 4 Fan Modes, Screen Snooze, Nightlight, 90° Oscillation, Remote Control, Carbon X Filtration System.
- Certification: ETL
9. Warranty and Support
For warranty information, product registration, or technical support, please refer to the warranty card included with your product or visit the official Lasko website. Keep your purchase receipt as proof of purchase.





