KitchenAid Part 12544124 (N-88-QCN) — Identify the Part and How to Replace It
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Understanding the Problem
Brief explanation: You supplied part number 12544124 and code N-88-QCN for a KitchenAid refrigerator. That exact numeric string does not match a widely-documented public OEM cross-reference in my database. Often homeowners find a stamped or printed number on a board, bracket or harness and want to know what it does. The process below shows how to positively identify the part, common refrigerator components that are commonly confused with similar numbers, how to test them, and step-by-step replacement guidance for the most likely items (control board, sensor/thermistor, evaporator fan). Step-by-step identification and diagnostic steps: 1) Locate the appliance model and serial tag: open the fridge and freezer compartments (or check behind kick plate) and write down the full model and serial number. This is the fastest way to get the correct OEM part. 2) Photograph the part and its connectors: take clear photos of the part with the number visible, the harness/pin layout, and how it mounts. That helps parts reps and techs identify it. 3) Use the official parts lookup: enter the refrigerator model number on the KitchenAid/Whirlpool parts site or an authorized parts supplier. Search for "12544124" there — if it belongs to your model it will show the correct description and diagram location. 4) Visually inspect the part: look for burn marks, bulged components, cracked plastics, or corrosion on connectors. If it’s a board, smell for burnt electronics. 5) Check symptom correlation: match what your refrigerator is doing (not cooling, display dead, water/ice not working, loud noise) to common component failures listed below. 6) Basic electrical checks (if comfortable using a multimeter): a) Unplug the refrigerator before accessing wiring. b) For sensors/thermistors: measure resistance across the two leads at room temperature. Typical NTC thermistors read around 10kΩ (varies by model) at ~25°C — check the spec for your exact part. A short or open circuit indicates failure. c) For boards: inspect for +12/24V or incoming mains at the board connector (only if you know mains safety). Many board failures are visible (blown solder joints, charred areas). 7) When in doubt, call KitchenAid support or an authorized parts dealer with your model/serial and the part photo to confirm the exact part and correct replacement PN. How to fix (common scenarios and replacement steps): A) Replacing an electronic control board (main PCB or user interface board) 1. Unplug the refrigerator and/or switch off the breaker. 2. Take multiple photos of the board and connectors so you can reconnect correctly. 3. Remove trim/panels to access the board (usually in the control console at top/back or behind the kick plate). Keep screws organized. 4. Carefully label each harness or use tape/marker to tag locations. 5. Release connector latches and remove the board. Remove any grounding strap. 6. Install the replacement board, reconnect all harnesses to the matching connectors, and secure mounting screws. 7. Restore power and test functions (compressor run, fans, display, ice/water) before reassembling trim. B) Replacing a temperature sensor / thermistor 1. Unplug appliance. 2. Locate thermistor(s) — commonly found near the evaporator, in the fresh food air duct, or behind the control panel. Consult the parts diagram for your model. 3. Pull the sensor from its clip or bracket (it may be a push-fit with foam) and unplug the two-pin or three-pin connector. 4. Install the new thermistor, seat it in the same location and orientation, plug the connector in. 5. Restore power and allow 24 hours for temperature to stabilize; verify temperatures and defrost behavior. C) Replacing an evaporator or condenser fan motor 1. Unplug the refrigerator. 2. Remove the rear evaporator cover inside the freezer (or back panel for condenser fan) by unscrewing retaining screws. 3. Note blade orientation and connector pin positions, unplug motor harness. 4. Remove mounting screws and extract the motor/fan assembly. 5. Install the new motor, secure with screws, connect harness, replace covers. 6. Restore power and verify correct fan rotation and that airflow/noises have stopped. Final note and safety reminder: If you cannot confirm the part identity from the model/serial and photos, avoid buying or cutting connectors. Incorrect replacements can damage the refrigerator. If you are uncomfortable with electrical testing or mains wiring, hire a qualified appliance technician. Always unplug the refrigerator or switch off the breaker before servicing any electrical parts.
Common Symptoms
You may find 12544124 printed on a board or bracket when the refrigerator has issues such as not cooling, display or UI failure, ice/water dispenser faults, or intermittent defrost problems.
Common Causes
- Misidentified part number — the stamped number may be an internal assembly code, not the purchasable OEM PN.
- Electronic control board failure causing lost UI, incorrect temperatures, or defrost failure.
- Sensor (thermistor) open or short causing incorrect temperature readings and poor cooling cycles.
Popular Parts That Fix This Problem
These are the most common replacement parts that fix this problem. When you're ready to order, click below to find the right part at ProsourceParts.com — just search by your appliance model number for a guaranteed fit.
Helpful Repair Tip
Before ordering 12544124, photograph the part and the appliance model/serial tag and run that model number through KitchenAid's parts lookup — the model number is the decisive identifier.
Frequently Asked Questions
How can I confirm what 12544124 is for my KitchenAid refrigerator?
Find the refrigerator model and serial tag (usually inside the fresh-food compartment or behind the kick plate), then use the model number on the KitchenAid/Whirlpool parts site or call their support. Send them the photo of the part and the stamped number — authorized parts reps will cross-reference the OEM diagram to identify the exact part.
Can I replace the part myself?
Yes — if you are comfortable unplugging the fridge, removing panels, following photos to reconnect harnesses, and using a multimeter for basic checks. For any work involving mains voltage or if the part controls refrigerant system components, hire a certified appliance technician to avoid injury or further damage.
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