Restore the efficient moisture removal and prevent indoor flooding with the Samsung Air Conditioner Drain Pump Kit Assembly DB94-03944D. This specialized mechanical component is designed for indoor units where gravity-based drainage is not possible, such as in ceiling-mounted cassettes or ducted models. The pump actively lifts condensation from the internal drain tray and pushes it through the drainage line to a higher exit point. If your unit is displaying a "Water Level Error" code, leaking from the chassis, or if you hear a loud clicking or buzzing sound from the internal pump area, the drain pump assembly has likely failed or become severely clogged.

The DB94-03944D is a complete kit that typically includes a high-torque centrifugal pump motor, a precision-calibrated float switch to monitor water levels, and a check valve to prevent backflow. The motor is engineered for continuous duty and features a moisture-resistant housing to handle constant exposure to condensation. This genuine OEM part ensures that your system maintains a dry and leak-free operation.

Installation / Replacement Instructions

1. Safety First: Turn off the air conditioner and disconnect the power supply at the main circuit breaker.

2. Access the Pump: For cassette units, remove the intake grille and the corner covers. For ducted units, open the side access panel. You will need to locate the pump housing near the edge of the internal drain pan.

3. Drain the Tray: Before removing the old pump, manually drain any standing water from the internal tray using a small siphon or sponge to prevent spills during the swap.

4. Disconnect the Electricals: Trace the wiring from the pump and the float switch back to the main PCB. Carefully unplug the multi-pin connectors, noting their exact positions.

5. Remove the Old Kit: Disconnect the internal discharge hose from the pump outlet. Unscrew the mounting bracket or release the plastic clips holding the DB94-03944D assembly in place. Lift the entire kit out of the unit.

6. Install the New Assembly: Place the new DB94-03944D into the cradle. Ensure the float switch is positioned correctly and can move freely without snagging. Secure the assembly with the original fasteners.

7. Connect and Seal: Attach the discharge hose to the new pump and secure it with a clamp to prevent leaks. Plug the wiring harnesses back into the PCB.

8. Test the Operation: Before reassembling the housing, pour a small amount of water into the drain tray. Restore power and verify that the pump engages and clears the water without any leaks or error codes.

Compatible with select Samsung split-system and cassette-type indoor units, this OEM-quality drain pump kit restores the reliable moisture management and leak protection originally designed for your system.

Key Features

AC Drain Pump Kit - Part number DB94-03944D

High-Lift Performance - Designed to pump condensation vertically to elevated drainage exits

Integrated Float Switch - Provides automatic activation and safety shutdown to prevent overflows

Check Valve Included - Prevents water from flowing back into the unit after the pump stops

Compatible with Select Samsung Models - Direct replacement for a factory-standard mechanical fit

OEM-Quality Part - Restores original drainage capacity and prevents indoor water damage