Why is my Honeywell TP30WKN not removing moisture after installation?
- MMichael BennettSep 23, 2025
After initial installation, allow 24 hours for your Honeywell dehumidifier to maintain the desired dryness.

Why is my Honeywell TP30WKN not removing moisture after installation?
After initial installation, allow 24 hours for your Honeywell dehumidifier to maintain the desired dryness.
How to fix a Honeywell TP30WKN Dehumidifier that does not start?
If your Honeywell dehumidifier doesn't start, check the following: 1. Ensure there is electricity. 2. Make sure the power cord is properly plugged in; remove and reconnect it. 3. Verify that the water tank is correctly positioned in the unit, as it won't operate if the tank isn't secure.
What to do if the Honeywell TP30WKN Dehumidifier is not draining through the continuous drain?
If you've connected the continuous drain but water isn't draining out of the tube, it may be due to an uneven floor surface. Try raising the front of the dehumidifier ½ to 1 inch (1.27 cm to 2.54 cm) from the floor to allow the water to drain out the back hose.
How to troubleshoot a Honeywell TP30WKN that does not start?
If your Honeywell Dehumidifier isn't starting, first ensure it has electricity. Then, check that the power cord is correctly plugged in. Finally, make sure the water tank is properly positioned, as the unit won't operate if it's not securely in place.
What to do if the Honeywell TP30WKN says 'Water Tank Full' and is beeping?
If the 'Water Tank Full' indicator is on and your Honeywell Dehumidifier is beeping, the water tank is likely full; empty it. Also, ensure the water tank is correctly positioned in the unit and that the floater inside the tank is properly aligned.
What to do if the 'Water Tank Full' light is on and the Honeywell Dehumidifier is beeping?
If the 'Water Tank Full' light is illuminated and your Honeywell dehumidifier is beeping, it likely means the water tank is full and needs to be emptied. Also, ensure the water tank is correctly positioned within the unit, as the unit won't operate unless the tank is securely in place.
What does E3 error mean on my Honeywell TP30WKN Dehumidifier?
If 'E3' appears on your Honeywell Dehumidifier, check if the room temperature exceeds 89.6°F (32°C). If so, move the unit to a cooler room (below 86°F/30°C) for at least 2 hours before restarting. If the error persists, contact the service center.
How long does it take for a Honeywell TP30WKN Dehumidifier to lower humidity?
After initial setup, allow your Honeywell Dehumidifier 24 hours to achieve the desired dryness level.
Why is there frost on the coils of my Honeywell TP30WKN Dehumidifier?
If frost appears on the coils of your Honeywell dehumidifier, it's likely because the unit was recently turned on in low room temperatures (usually below 41°F (5°C)). This is normal, and the frost should disappear within an hour or so after switching the dehumidifier off.
What to do if my Honeywell TP30WKN Dehumidifier runs, but the humidity level doesn't decrease?
If your Honeywell dehumidifier is running but the humidity level isn't decreasing, there are several possible causes: * The humidity level setting might be too high, so try decreasing it. * A door or window might be open, letting in new moisture; ensure they are closed and tightly sealed. * Other sources of humidity might be present, such as boiling water; switch on the dehumidifier when these sources are not present. * The room temperature might be too low; this dehumidifier operates best between 41°F (5°C) and 89°F (32°C). * The dust filter might be dirty or blocked; clean the dust filter. * The air outlet or intake might be blocked; remove any blockage.
| Type | Dehumidifier |
|---|---|
| Water Tank Capacity | 7.9 Pints |
| Energy Star Certified | Yes |
| Continuous Drain Option | Yes |
| Smart Functions | No |
| Capacity | 30 pints |
| Filter Type | Washable Filter |
| Coverage Area | 1500 sq ft |
| Operating Temperature | 41°F - 95°F |
Instructions on how to download and install the Honeywell Air Comfort mobile application.
Step-by-step guide to create a new user account for the Honeywell Air Comfort app.
Guide for connecting the dehumidifier to Wi-Fi using the Quick Connection (CF) mode.
Guide for connecting the dehumidifier to Wi-Fi using the Access Point (AP) mode.
Overview of the app's main screen, controls, and configuration of family settings.
Details on operating the dehumidifier's core functions and features via the app.
Instructions for setting fan speed, timers, scenarios, and automation.
Steps to link the dehumidifier with Amazon Alexa and Google Assistant.
Examples of voice commands for operating the dehumidifier's functions.
Solutions for problems pairing the dehumidifier with the Honeywell Air Comfort App.
Troubleshooting steps for common issues like not starting or humidity levels.
Meaning and solutions for various error codes displayed by the dehumidifier.
Essential safety guidelines for operating the dehumidifier to prevent hazards.
Specific safety information and warnings related to the R32 refrigerant used.
Explanation of the dehumidification process and guidelines for optimal placement.
Instructions for unpacking the unit and identifying its various components.
Detailed explanation of the control panel buttons and their operations.
Procedures for draining water, cleaning filters, and storing the unit.
Statements regarding compliance with FCC and Industry Canada regulations.












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