Restore the airflow and silent operation of your indoor unit with the Samsung Air Conditioner Cross-Flow Fan Assembly DB94-00040Z. This cylindrical component, also known as a blower wheel, is the primary moving part responsible for drawing air across the evaporator coils and pushing it into the room. Its unique staggered-blade design is engineered to move a high volume of air with minimal turbulence. If your unit is vibrating excessively, making rhythmic thumping noises, or if you can see visible cracks or missing blades on the fan wheel, this assembly needs to be replaced.

The DB94-00040Z is manufactured from high-strength, lightweight reinforced plastic. It is factory-balanced to ensure perfectly centered rotation, which prevents strain on the blower motor and the bearing assembly. This genuine OEM part ensures that your air conditioner provides the smooth, consistent airflow required for optimal cooling and heating performance.

Installation / Replacement Instructions

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

2. Disassemble the Housing: Remove the front intake grille, filters, and the main front panel housing. You will also need to remove the horizontal louvers and the drain tray to gain clear access to the fan area.

3. Access the Fan Motor and Bearing: On the right side, locate the set screw that connects the fan wheel to the motor shaft. On the left side, unscrew the mounting bracket for the bearing assembly (DB94-00258A).

4. Release the Fan Wheel: Loosen the set screw on the motor shaft hub. You may need to gently lift the evaporator coil slightly to create enough clearance to slide the fan wheel out.

5. Swap the Assembly: Slide the old fan wheel out from the left side. Transfer the rubber bearing from the old wheel to the new DB94-00040Z if it is not already included. Slide the new fan wheel onto the motor shaft.

6. Secure and Align: Tighten the set screw on the motor shaft hub, ensuring the fan wheel is centered and not touching the sides of the chassis. Reinstall the left-side bearing bracket and screws.

7. Manual Test: Spin the fan wheel by hand to ensure it rotates freely without any wobbling or rubbing sounds.

8. Reassemble: Reinstall the drain tray, front housing, and filters. Restore power and test the unit at various fan speeds to verify quiet and balanced operation.

Compatible with select Samsung split-system indoor units, this OEM-quality cross-flow fan assembly restores the balanced airflow and whisper-quiet performance originally designed for your system.

Key Features

AC Cross-Flow Fan Assembly - Part number DB94-00040Z

Aerodynamic Blade Design - Optimized for high-volume airflow and reduced wind noise

Factory Balanced Construction - Prevents unit vibration and extends motor life

High-Strength Materials - Resistant to warping and stress-cracking over time

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

OEM-Quality Part - Restores original airflow efficiency and quiet indoor operation