1. Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your PHILIPS Reverse Osmosis Water Filter Countertop System, model ADD6928DG/37. This advanced system offers 6-stage filtration, UV light sterilization, and instant hot and cold water dispensing with precise temperature control.
Key Features:
- Versatile Temperature Control: Dispenses water from 40°F (cold) to 203°F (hot) with multiple preset options.
- 6-Stage Filtration with UV-C LED: Utilizes Aquaporin Inside Reverse Osmosis Technology to minimize impurities and dissolved solids, ensuring pure-tasting water. Includes UV-C LED for enhanced sterilization.
- Post-RO Mineralization: Enriches filtered water with essential minerals (Ca2+, Mg2+, K+, Na+) to balance pH levels.
- No Installation Required: Simply plug in and use.
- User-Friendly Touch Panel: Offers multiple temperature and volume settings, along with a real-time TDS display.
- Large Capacity Tanks: Features a detachable 25-cup (1.6-gallon) raw water tank and a 7-cup (0.48-gallon) portable filtered jug.

2. Safety Information
Please read all safety instructions carefully before operating the appliance to prevent injury or damage.
- Ensure the appliance is placed on a stable, level surface.
- Do not immerse the appliance, power cord, or plug in water or other liquids.
- Keep the appliance away from heat sources and direct sunlight.
- Do not operate the appliance with a damaged cord or plug.
- Unplug the appliance before cleaning or performing any maintenance.
- Use only potable tap water in the raw water tank.
- Exercise caution when dispensing hot water to avoid burns.
- Keep out of reach of children.
3. Product Components
Familiarize yourself with the main components of your water filter system:
- Main Dispenser Unit: Houses the filtration system, heating/cooling elements, and control panel.
- Raw Water Tank: Detachable tank for untreated tap water (1.6-gallon / 25-cup capacity).
- Portable Filtered Jug: Detachable jug for purified water (0.48-gallon / 7-cup capacity).
- 6-in-1 RO Filter Cartridge: The primary filtration component.
- Drip Tray: Collects any spills or drips from the dispenser nozzle.

4. Setup
The PHILIPS Countertop RO Water Filter System is designed for easy setup without the need for plumbing installation.
- Unpack: Carefully remove all components from the packaging.
- Placement: Place the main dispenser unit on a clean, stable, and level countertop surface, ensuring adequate ventilation around the unit.
- Clean Tanks: Wash the raw water tank and portable filtered jug with mild soap and water, then rinse thoroughly.
- Install Filter: Refer to the 'Filter Replacement' section for instructions on installing the 6-in-1 RO filter cartridge. Ensure it is securely twisted into place.
- Fill Raw Water Tank: Fill the raw water tank with potable tap water and place it securely onto the main unit.
- Power On: Plug the power cord into a grounded electrical outlet. The system will power on and begin its initial purification cycle.
- Initial Flush: Dispense and discard the first two full tanks of filtered water to flush the system and activate the filter.

5. Operating Instructions
The intuitive touch panel allows for easy selection of water temperature and volume.
5.1 Dispensing Water
- Select Temperature: On the touch panel, choose your desired water temperature. Options typically include:
- Cold (40°F)
- Ambient
- Warm (113°F & 130°F)
- Hot (185°F & 203°F)
- Select Volume: Choose the desired dispensing volume. Options typically include 8oz, 12oz, 24oz, and 32oz.
- Dispense: Place your cup or container under the dispenser nozzle and press the water making button. The system will dispense the selected volume at the chosen temperature.
- Stop Dispensing: To stop dispensing before the selected volume is reached, press the water making button again.
5.2 TDS Monitor
The real-time TDS (Total Dissolved Solids) display on the control panel shows the TDS levels of both incoming tap water (TDS In) and purified water (TDS Out). This provides assurance of the system's filtration performance.
5.3 Safety Lock
The system includes a safety lock feature, especially important for hot water dispensing, to prevent accidental activation. Refer to the on-screen indicators or specific instructions on the control panel for activating and deactivating the safety lock.


6. Maintenance
Regular maintenance ensures optimal performance and longevity of your water filter system.
6.1 Filter Replacement
The 6-in-1 RO filter cartridge has an estimated service life of up to 12 months, depending on usage and water quality. The system will typically provide a filter lifetime reminder on the display.
- Power Off: Unplug the appliance from the power outlet.
- Remove Tanks: Remove both the raw water tank and the portable filtered jug.
- Remove Old Filter: Locate the filter compartment. Twist the old filter cartridge counter-clockwise to unlock and remove it.
- Install New Filter: Insert the new 6-in-1 RO filter cartridge into the compartment and twist it clockwise until it locks securely into place.
- Reassemble and Flush: Reattach the tanks, plug in the unit, and perform an initial flush by dispensing and discarding two full tanks of water to prepare the new filter.

6.2 Cleaning the Unit
- Exterior: Wipe the exterior of the unit with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Tanks: Regularly clean the raw water tank and filtered jug with mild soap and water. Rinse thoroughly to remove any soap residue.
- Drip Tray: Empty and clean the drip tray as needed.
7. Troubleshooting
If you encounter issues with your system, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No water dispensed | Raw water tank empty or not properly seated. Power cord unplugged. Filter not installed correctly. | Refill and reseat the raw water tank. Check power connection. Ensure filter is securely twisted in place. |
| Unusual taste or odor | New filter not flushed. Filter needs replacement. Contaminated raw water tank. | Perform initial flush. Replace filter if due. Clean raw water tank thoroughly. |
| High TDS Out reading | Filter nearing end of life or improperly installed. | Check filter installation. Replace filter if indicated by system or if performance degrades. |
| Hot water not hot enough / Cold water not cold enough | System still heating/cooling. Incorrect temperature setting. | Allow sufficient time for heating/cooling. Verify selected temperature setting. |
| System display not working | Power issue. | Check power cord and outlet. Try a different outlet. |
If the problem persists after attempting these solutions, please contact customer support.
8. Specifications
Technical specifications for the PHILIPS Countertop RO Water Filter System ADD6928DG/37:
| Feature | Specification |
|---|---|
| Brand | PHILIPS |
| Model Name | ADD6928DG/37 |
| Product Dimensions | 9.1"L x 17.5"W x 16.9"H |
| Item Weight | 31.9 pounds (14.5 Kilograms) |
| Installation Type | Countertop |
| Power Source | Corded Electric |
| Lower Temperature Rating | 40 Degrees Fahrenheit |
| Upper Temperature Rating | 203 Degrees Fahrenheit |
| Filter Life Cycle | 12 Months |
| Special Features | Adjustable Temperature, Built-In TDS Meter, Change Filter Indicator, Cold and Hot Water, Reduce TDS |
| UPC | 840181303114 |

9. Warranty and Support
PHILIPS products are manufactured to the highest quality standards. For warranty information, please refer to the warranty card included with your product or visit the official PHILIPS Water Solutions website. Keep your purchase receipt as proof of purchase.
For technical assistance, troubleshooting beyond this manual, or to order replacement parts, please contact PHILIPS customer support. Contact details can typically be found on the PHILIPS website or in the product packaging.
Online Resources:
- Visit the PHILIPS Store on Amazon for product information and accessories.





