Skip to content
Industrial Error Code Fixes
Go back

Samsung Refrigerator Damper Control Assembly Replacement Guide

4 min read
⚡ Quick Answer

Fridge section too warm, too cold, or ice buildup at the air vent means the damper control assembly is stuck or failed. Replacing it restores proper airflow and temperature control.

Difficulty Intermediate (DIY)
Est. time 15-60 min
Tools Multimeter , nut driver, screwdrivers

Samsung Refrigerator Damper Control Assembly Replacement Guide — What This Part Does

The damper control assembly (also called the air diffuser or air damper) is a motorized flap that meters cold air from the freezer evaporator into the fresh-food compartment. The motor opens and closes the damper door in response to the main control board’s temperature demands. When it works correctly, your refrigerator section stays at the set temperature without overcooling or running warm.

The assembly fails when the motor windings open, the plastic flap binds or cracks, or ice and frost jam the door mechanism. A stuck-open damper floods the fresh-food section with cold air, while a stuck-closed damper starves it and causes warm spots or spoiled food. Electrical connector corrosion and broken mounting tabs also take units out of service.

Jump to Replacement Steps

Signs It Needs Replacing

How to Replace It

  1. Unplug the refrigerator or switch off the circuit breaker to kill all power before you start.
  2. Remove all shelves, bins, and the crisper drawers from the fresh-food section so you can access the back wall or air tower panel.
  3. Unscrew and pull off the interior air tower cover or back panel, usually held by Phillips screws at the top and sides, to expose the damper assembly and ductwork.
  4. Disconnect the wire harness from the damper motor by pressing the tab and pulling the plug straight out, then remove any foam insulation or duct clips securing the assembly.
  5. If you see heavy ice or frost, chip it away carefully with a plastic scraper and let the area thaw completely before continuing.
  6. Test the old damper motor with a multimeter set to ohms across the two motor pins (typical good reading is roughly 1,000 to 10,000 ohms, while no continuity means the motor is open and failed).
  7. Unscrew the damper assembly mounting screws, lift the unit out of the air duct, and transfer any reusable foam gaskets or clips to the new part.
  8. Install the new damper control assembly into the duct opening, reconnect the wire harness, and secure all screws and insulation pieces in reverse order.
  9. Replace the air tower cover and all shelves, restore power, and listen for the damper motor to click and cycle as the compressor runs and the fresh-food section calls for cooling.

The Part You Need

PartNotes
Samsung Refrigerator Damper Control Assembly (Air Damper)Amazon | Common part numbers include DA31-00043E, DA97-06324C, and DA97-13749D. Check the model and serial plate inside the refrigerator door or on the right interior wall to find your exact part number, then cross-reference it with an online parts diagram or the manufacturer’s parts list.
Foam insulation gasket or duct sealAmazon | Some damper kits include new foam, but verify your model’s parts diagram if the old foam is torn or compressed beyond reuse.

If this part is failing you may also see one of these codes:

When to Call a Pro

If you find heavy ice buildup that melts and returns within a day or two, you may have a defrost heater or drain problem upstream that needs diagnosis before replacing the damper. Call a tech if the new damper still won’t cycle after installation, if you measure correct motor resistance but the control board doesn’t send power to the damper, or if you’re uncomfortable working around live wiring and tight interior panels. A qualified appliance technician can also check for refrigerant leaks, compressor issues, or main-board faults that mimic damper symptoms.


Share this post on:

Previous Post
Samsung Dishwasher Drain Pump Replacement - Signs & How-To
Next Post
Kenmore Refrigerator Damper Control Assembly Replacement Guide