LSE7804ACM — Is This a Model or Part Number? How to Identify and Fix Related Problems

Understanding the Problem

I couldn't find a definitive match for "LSE7804ACM" in common parts/model databases. It may be a full appliance model number, a sub‑assembly part number, or a misread/typo from the appliance tag. Below are clear steps to identify what LSE7804ACM actually refers to, followed by general diagnostic and repair steps you can use once you confirm the appliance type and affected component. 1) Confirm identity (is it a model or a part?): 1.1. Locate the appliance nameplate or rating tag. Typical locations: inside refrigerator door trim, behind dryer door, on washer tub opening, on the back of ovens/ ranges, or on the inner door frame. Take a clear photo of the full tag including brand, model, and serial numbers. 1.2. If you found "LSE7804ACM" on the tag, note the brand printed nearby (e.g., LG, Samsung, Whirlpool, Frigidaire). If it's stamped on a small component (PCB, compressor, fan motor), it may be a part number. 1.3. Use the brand + model/part in the manufacturer parts lookup or parts retailer search (e.g., Brand + "parts" + model number). Many sites accept either model or part numbers. 2) If LSE7804ACM is a model number (appliance-level): 2.1. Download the user manual / tech sheet from the manufacturer website for that model. 2.2. Identify the symptom you are experiencing (not cooling, not heating, no power, noisy, leaking). The tech sheet will list common parts and diagrams. 2.3. Follow the appliance-specific diagnostics in the manual (for example, refrigerator: check evaporator fan, condenser coils, start relay; washer: check lid switch, drain pump, control board). 2.4. Order the exact OEM part listed on the parts diagram for accurate replacement. 3) If LSE7804ACM is a part number (component): 3.1. Inspect the component for visible damage (burn marks, melted plastic, broken connectors, oil on compressor). Photograph it and note any printed markings besides LSE7804ACM. 3.2. Cross-reference the part number on parts sites or the manufacturer parts lookup to confirm what the part is (control board, fan motor, thermostat, harness, etc.). 3.3. Test basic function before replacing: use a multimeter to check continuity/resistance on motors, fuses, thermostats, and control boards per the service manual. 4) General step-by-step replacement procedure (applies once you have the correct part): 4.1. Power off: unplug the appliance or switch off the breaker. Confirm power is off with a non-contact voltage tester. 4.2. Access: remove covers/panels required to reach the part (keep screws organized and take photos during disassembly for reassembly reference). 4.3. Disconnect wiring: label or photograph connectors, then disconnect them. For fragile connectors, use small needle-nose pliers if needed but avoid pulling on wires. 4.4. Remove the faulty part: unscrew or unclip the component and remove it. 4.5. Install new part: mount the replacement, reconnect wiring exactly as removed, double-check connector seating. 4.6. Reassemble panels and restore power. Run a test cycle or operate the appliance to confirm the repair. 4.7. If the appliance still fails, check for related failed parts (example: a failed compressor start relay often accompanies a failing compressor; a burned control board may have damaged relays or fuses). 5) If you can't identify the code or still can't find parts: 5.1. Post brand + full model + serial number in a parts forum or contact manufacturer support with a photo of the nameplate. 5.2. Local appliance repair shops and parts stores can often identify obscure codes from a photo or the part itself. Safety note: Always disconnect power (and water/gas where applicable) before servicing. If you’re not comfortable working with mains voltage, sealed refrigeration systems, or gas connections, hire a licensed technician.

Common Symptoms

Unknown — LSE7804ACM could be either a model or a part number. Reported appliance symptoms will depend on the actual appliance or component (examples: not cooling, not heating, won't start, leaks, unusual noises).

Common Causes

• The code is a full appliance model number rather than a part number
• The code is a component/PCB/motor part number printed on the part, not the appliance tag
• The code was misread or contains a typo (common when tags are faded or parts are small)

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.

Frequently Asked Questions