DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM identifies a Samsung ice-maker assembly (DA82-02645A) and its associated OEM component designation (DA94-04405A CD 120) that are used together in certain refrigerator models. The DA82-02645A portion is the mechanical and electromechanical ice-making module-typically including the ice mold, ejector mechanism, drive motor, harvest heater and the basic mechanical mounting-while the DA94-04405A reference denotes the matched OEM assembly/configuration used for compatibility and replacement tracking.
In operation the ice assembly sits inside the freezer compartment and interfaces directly with the refrigerator’s water supply,the main control board,temperature sensors and,where applicable,the user dispenser interface. It controls water fill into the ice mold, times and executes the freeze and harvest cycles, and mechanically ejects cubes into the storage bin; it thus interacts with the inlet water valve, wiring harness and connectors, freezer temperature control and any ice-level sensors or switches. Proper electrical connection, correct water pressure and accurate temperature sensing are all required for reliable ice production and safe integration with the appliance’s broader systems.
This article will provide a technical overview of the assembly’s function and the role of the DA94-04405A OEM designation, describe model compatibility considerations, list common failure symptoms and thier underlying causes, and outline practical troubleshooting and testing steps a technician or informed owner can perform (electrical checks, continuity and resistance measurements, water pressure and valve tests, plus visual inspection points). It will also cover replacement considerations such as verifying part numbers and connector types, required seals and gaskets, mechanical mounting alignment, and basic safety and handling precautions during removal and installation.
Table of Contents
- Function and role of the Ice Assembly in Refrigerator Cooling and Dispensing Systems
- How the DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM Works inside the Appliance: Mechanical, Thermal and Electronic Interfaces
- Common Failure symptoms, Diagnostic Indicators and Recommended Electrical/Mechanical Tests
- Compatibility, Replacement Considerations and Step-by-Step Installation Procedures for Supported Samsung Models
- Q&A
- Closing Remarks
Function and Role of the Ice assembly in Refrigerator Cooling and Dispensing Systems
The DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM is the integrated ice-maker module responsible for metering water into the ice mold, monitoring freeze state, and actuating the ejector and heater sequence to harvest cubes. The assembly contains the fill cup or valve interface, a temperature sensing element (thermistor or thermostat), an ejector motor or stepper, and a molded harness that plugs into the refrigerator control board; the board supplies timed power and reads sensor feedback to complete an ice cycle. Compatibility depends on matching the physical mounting points, connector pinout, and control-signal expectations – replacement should be validated by comparing part numbers and connector layouts rather than assuming global interchangeability across Samsung models.
- Functional elements: water inlet/fill cup, thermistor/thermostat, heater for release, ejector motor, and electrical harness.
- Behavior: cycles are timed by the main PCB or local sensor feedback; heater or motor only energize during the release/eject phase.
- Common failure modes: stuck fill cup, failed thermistor, open heater, seized ejector motor, or connector/cable faults.
- Installation check: verify connector pinout,secure mounting to the freezer wall,and confirm bin alignment for proper cube ejection.
| Item | Description |
|---|---|
| Part number | DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM – complete ice-maker module; confirm exact match for your model |
| Primary function | Water metering, freeze sensing, and controlled ice release/ejection into storage bin |
| Service notes | For diagnostics measure thermistor resistance during a cold cycle, verify voltage at the harness during fill and eject steps, and check continuity of the heater and motor; replace when electrical or mechanical components fail. |
Technicians diagnosing ice production or dispensing issues should observe the assembly during a cycle: watch for correct fill volume, check that the thermistor shows expected resistance-to-temperature behavior, and confirm the ejector motor runs only during harvest. Practical repair steps include verifying inlet valve operation,testing heater continuity (resistance) and motor current draw,and examining the harness for corrosion or pin damage; in many field repairs the problem is a failed thermistor or a seized ejector rather than the entire assembly. When replacing the module, align the mounting bosses and ensure the harness mates fully with the refrigerator control board, then validate operation with a manual harvest command or service-mode cycle to confirm correct behavior.
How the DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM Works Inside the appliance: Mechanical, Thermal and Electronic Interfaces
DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM is an OEM ice maker assembly that combines mechanical drive elements, a resistive release heater and a temperature sensing element with a multi‑pin electrical connector to the refrigerator control board. Mechanically, the assembly contains an ejector/auger or cam/gearbox that meters and ejects ice; thermally, a sensor (typically an NTC or micro‑thermostat) monitors icebox temperature and a small heater strip or element aids harvest by loosening frozen ice from the mold. The control board sequences power to the motor and heater based on the sensor input and timed harvest cycles, so correct pinout and mounting alignment are required for compatibility and reliable operation.
- Mechanical interfaces: mounting tabs,gear clearance,and ejector motion that must be checked for wear or jams.
- Thermal interfaces: sensor resistance behavior and heater continuity that determine harvest timing and release effectiveness.
- Electronic interfaces: connector pinout for motor power,heater feed and sensor signal; verify voltage during a commanded harvest.
- Practical checks: measure sensor resistance at a known temperature, confirm heater resistance, and check for motor stall or open windings.
| Item | Description |
|---|---|
| Motor / Drive | Low‑voltage DC motor and gearbox that advances the ejector; check for continuity and proper rotation during a harvest command. |
| Heater / Release element | Resistive element used to free ice from the mold; verify continuity and expected resistance value for the model. |
| Temperature sensor | NTC or thermostat input to the control board; confirm resistance vs.temperature curve or replace if out of spec. |
For troubleshooting, observe the assembly during a manually initiated harvest cycle: confirm the controller applies voltage to the motor and heater in sequence, verify sensor readings change as the mold warms, and inspect for mechanical binding. Replace the assembly only with a unit that matches the original connector, mounting geometry and electrical pinout; adapters or partial matches can cause incorrect harvest timing, failed ejection, or damage to the refrigerator control board. Practical service steps include measuring connector voltages during a harvest command, checking motor and heater resistances with a multimeter, and visually inspecting gears and the ejector for broken or worn components.
Common Failure Symptoms, diagnostic Indicators and Recommended Electrical/Mechanical Tests
the DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM is an integrated ice-making and control assembly found on compatible Samsung refrigeration models; it combines the mechanical auger/ice mold components with the electromechanical drive, heater, sensors, and connector interface used by the refrigerator main board. Functionally, this assembly meters water, freezes and harvests ice, and delivers status signals (motor load, thermistor temperature, and switch positions) back to the chassis electronics. In practice, compatibility concerns center on connector pinouts, mounting points, and logical interlocks – a correct replacement must match the harness layout and signal assignments to avoid misleading diagnostics or damage to the refrigerator control board.
- No ice production or delayed production – diagnostic indicators: thermistor reads unexpectedly warm or open; no drive voltage at the motor connector. Recommended tests: measure DC voltage to the auger motor during a harvest cycle, check thermistor resistance change with a controlled temperature, and bench-test the motor for continuity and free rotation.
- Intermittent operation or repeated harvest cycles – indicators: fluctuating motor load or rapid thermistor feedback changes.Tests: monitor motor current for spikes (mechanical binding) and inspect ice mold/heater for scale or bridged ice; verify heater continuity and that the defrost/harvest heater energizes when commanded.
- excessive noise or motor stalls – indicators: motor coil heating, high current draw, physical obstruction. Tests: disconnect and manually rotate the auger to confirm bearings/gearing, measure motor coil resistance, and check for foreign debris or broken fins inside the mold.
- Water leaking or no fill – indicators: weak/no solenoid actuation or low water pressure. Tests: verify water inlet valve operation at the valve coil, inspect fill tube for ice blockages, and confirm line pressure meets OEM specifications.
- Error codes or dialog faults – indicators: open/shorted signal lines,corroded pins. Tests: perform continuity checks on harness conductors, inspect connectors for corrosion, and tap diagnostics from the refrigerator PCB to compare expected versus observed signal states.
| Item | Description |
|---|---|
| Auger motor | Check for continuity, measure drive voltage during a harvest cycle, and verify free rotation (mechanical jam if voltage present but motor not turning). |
| Thermistor/temperature sensor | Measure resistance at ambient and chilled temps to confirm expected change; open or non‑varying readings indicate sensor failure. |
| Heater / harvest element | Verify continuity and that the control board supplies mains or switched voltage when a harvest is commanded; open heater prevents ice release. |
For service flow, start with non-powered mechanical inspection (free auger rotation, visible ice bridging, connector condition), then perform powered diagnostics: confirm control board commands (voltage present at expected pins), measure component resistances, and compare dynamic measurements (motor current, thermistor response) against functional behavior. If the assembly receives correct signals yet fails to perform (motor energizes but does not turn, or heater energizes but ice remains stuck), the fault is mechanical within the DA82-02645A/DA94 assembly (gears, molded parts, or lodged ice) and replacement is warranted. When replacing the unit, verify pin-to-pin compatibility and re-test the system after installation to ensure the new assembly communicates correctly with the refrigerator control electronics.
Compatibility, Replacement Considerations and Step-by-Step Installation Procedures for Supported Samsung Models
The DA82-02645A Samsung A/S Assembly ICE;DA94 04405A CD 120 OEM is a refrigerator ice-assembly replacement that provides the mechanical drive, water-fill interface and sensor/connector interface required for ice production and dispensing. In practice this assembly houses the actuator/motor, the ice mold interface and the electrical connector that communicates thermistor and motor status to the main control board; successful replacement depends on matching mounting geometry, harness pinout and sensor type rather than only matching the external appearance. Before ordering or installing,compare the replacement’s connector shape,pin count and mounting hole pattern to the original part and consult the refrigerator’s service manual to confirm actuator voltage and thermistor characteristics to prevent incompatibility with the control electronics.
Practical installation requires basic appliance service skills and bench testing of sensors where possible. Start by removing power and water to the appliance, then remove the ice bin and access panels to expose the assembly; after disconnecting the harness and water line, transfer any model‑specific brackets or sensors to the new assembly and secure it in the original mounting points. After reassembly, initiate a test or diagnostic ice-make cycle and monitor for correct motor rotation, expected sensor resistance at ambient temperature, proper water fill volume and absence of leaks; if the motor runs but no water fills, verify the inlet and harness continuity and confirm the control board is commanding the fill valve as expected.
- Safety and preparation: disconnect power and water supply before servicing.
- Remove ice bin and access panels to expose the assembly and harness.
- Disconnect electrical connector and water line; note connector orientation and pin positions.
- Transfer any brackets, sensors or shims to the replacement unit to preserve alignment.
- Secure new assembly to original mounting points, reconnect harness and water, then restore power.
- Run a diagnostic ice-make/harvest cycle and verify motor action, sensor readings and leak-free fills.
| Item | Description |
|---|---|
| Function | Provides actuator drive, water-fill interface and sensor connection for ice production. |
| Common symptoms | No ice production, harvest motor runs but no fill, water leaks or sensor fault codes. |
| Compatibility check | Match mounting holes, connector pinout, actuator voltage and thermistor type to the original assembly. |
Q&A
what exactly are parts DA82-02645A and DA94-04405A, and what do they do?
DA82-02645A is the Samsung ice maker assembly (the mechanical unit that produces and harvests ice cubes). DA94-04405A is commonly referenced as a related connector/harness or small control/component that pairs with the ice maker assembly (some suppliers list it under slightly different labels such as CD-120 OEM). Together they form the complete ice making subsystem: the assembly creates,ejects and dispenses ice while the harness/connector provides the electrical connection and sometimes the sensor signals.
How do I know if my refrigerator needs the DA82-02645A ice maker replaced?
Common signs the ice maker assembly is faulty include: no ice production despite correct freezer temperature, ice maker not cycling (no harvest or fill sounds), small or hollow malformed cubes, continuous water fill or leaking, or visible broken components in the ice tray/arm. First check power and water supply; if those are good and the unit won’t run through a harvest/fill cycle or shows mechanical damage, replacing the ice maker (DA82-02645A) is appropriate.
Are these parts compatible with my Samsung refrigerator model?
Compatibility depends on the exact refrigerator model and production revision. The safest method is to check the refrigerator’s model number (on the label inside the fridge) and cross-reference it with samsung’s parts list or a reputable parts supplier.Many suppliers will list compatible models for DA82-02645A/DA94-04405A. If unsure, provide the fridge model to the parts seller or technician before ordering.
Can I replace the ice maker assembly myself, and what tools and precautions are needed?
Yes, a competent DIYer can often replace the assembly. Basic tools: Phillips and flat screwdrivers, a nut driver set, pliers, and a multimeter for diagnostics. Precautions: unplug the refrigerator and shut off the water supply before starting,allow the freezer to warm enough to access components if necessary,and handle connectors gently.Follow the OEM or supplier instructions for mounting screws and connector seating. If you’re not comfortable with electrical or water-line work, use a trained technician.
How do I test whether the ice maker or the harness/controller (DA94-04405A) is at fault?
Start with visual and electrical checks: inspect the harness and connectors for damage or corrosion. Use a multimeter to check for voltage at the ice maker when it should be running (follow the service manual for expected test points/values). If the ice maker gets the correct voltage and still doesn’t cycle,the ice maker assembly is likely bad. If there’s no voltage or intermittent signals, the harness, control board, or door switches may be the issue. When in doubt, replacing the harness vs the entire assembly is a cost/benefit decision-many techs replace the assembly first for reliability.
After installing a replacement ice maker, do I need to reset or program anything?
Some Samsung ice makers require a manual start or diagnostic cycle after installation.Many units have a test/reset button on the ice maker module-pressing and holding it will start a harvest/fill test cycle. If there’s no button, power-cycling the refrigerator and waiting for normal operation often works. consult the fridge’s service manual for the exact reset/test procedure. Also check for proper leveling and that the water valve is open.
What are common installation pitfalls or causes of leaks after replacing the ice maker?
Common issues: loose or damaged water line fittings, kinked tubing, improperly seated drain or fill tubes, cracked valves or fittings, and using incorrect replacement parts. Always ensure the water supply line and fittings are tight but not over-torqued, check for damaged O-rings, and confirm the ice maker is mounted squarely so the fill cup lines up. After installation, run a few fill cycles and inspect all connections for leaks.
Should I buy OEM (original Samsung) parts or aftermarket equivalents for these part numbers?
OEM parts (genuine Samsung DA82-02645A and DA94-04405A) guarantee fit and compatibility and are generally recommended for long-term reliability. Aftermarket parts can be less expensive and may work fine, but quality and fit vary-check reviews and return policies. If your refrigerator is under warranty, use OEM parts or consult Samsung service to avoid voiding coverage.
Closing Remarks
The DA82-02645A (A/S Assembly ICE) and DA94-04405A (CD 120 OEM) are OEM components used in Samsung appliances that play a direct role in maintaining intended performance and reliability.As factory-designed parts, they are engineered to match the original specifications of the appliance, helping to ensure proper fit, consistent function, and long-term compatibility with system electronics and mechanical interfaces. When functioning correctly, these parts contribute to efficient operation, predictable service life, and reduced risk of collateral failures caused by mismatched or inferior replacements.
Accurate diagnosis and timely replacement are essential when these components show signs of wear or malfunction. Proper troubleshooting-including confirmation of symptoms, elimination of related failure causes, and verification of electrical and mechanical parameters-helps avoid unnecessary part changes and minimizes downtime.Where replacement is required, choosing OEM parts and following manufacturer-recommended installation and testing practices supports safety, preserves performance, and can protect remaining warranty coverage. In short, informed diagnosis combined with appropriate use of OEM components helps maintain appliance reliability and delivers the best long-term value for owners and service professionals alike.
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