LG LMXS30776S/00 refrigerator Parts

The LG LMXS30776S is a 36-inch wide, 4-door French door (bottom-mount) refrigerator with about 29.7 cu. ft. total capacity. For the exact exterior dimensions (height and depth), we recommend confirming the spec table in the LMXS30776S owner's manual.

• Width: 36 inches (standard 36-inch class)
• Configuration: 4-door French door, bottom freezer
• Total capacity: about 29.7 cu. ft.
• Space planning tip: allow room for door swing and airflow behind the cabinet

Most LG 36-inch French door refrigerators land in these ranges (your exact numbers vary by handle style and hinge height):

“Size” can mean width class (36 inches), capacity (29.7 cu. ft.), or fit (height and depth). Getting the exact height and depth right prevents clearance issues with upper cabinets, tight hallways, and door swing.

• Measure the opening: width, height, and depth
• Check clearance for doors to open fully (especially the left door)
• Confirm water line routing if you use the dispenser
• Verify ventilation space behind and above the refrigerator
• Measure the narrowest doorway on the path to the kitchen

Last updated: February 2026

Yes. On the LG LMXS30776S, we can safely replace many “bolt-on” refrigerator parts ourselves (filters, bins, some ice system parts) with basic tools. For sealed-system or high-voltage repairs (compressor, refrigerant valve, evaporator work), we use a professional technician.

Here’s a practical way to decide before you start.

• Good DIY: water filter, air filter, door bins, freezer basket rails, ice maker assembly swaps
• Usually DIY with care: dispenser components and small motors (if you can access them without disturbing wiring harnesses)
• Pro-only: compressor, refrigerant valve, evaporator sealed-system leaks, refrigerant charging
• Pro recommended: control board diagnosis when symptoms are intermittent
• Anytime: if you smell burning, see arcing, or find damaged wiring, stop and schedule service

If your symptom matches, these are common starting points for LMXS30776S troubleshooting.

• LG LMXS30776S owner's manual for access panels, filter locations, and reset steps
• LG refrigerator water filter ADQ73613401 for slow water flow, bad taste, or filter reminders
• LG refrigerator air filter ADQ73214408 for odor control and airflow freshness
• LG refrigerator ice maker AEQ73110210 for no ice or irregular ice production

• Unplug the refrigerator or turn off the breaker.
• Shut off the water supply if you’re working on the dispenser or ice maker.
• Protect floors; keep towels ready for water lines.
• Take photos of wire connectors and routing before disconnecting anything.
• Use the model number LMXS30776S when ordering parts to avoid mismatches.

DIY repairs can save time and money, but sealed-system work (compressor, evaporator, refrigerant valve) requires specialized equipment and training. Sticking to accessible parts helps you restore cooling, ice, and water performance without creating a bigger problem.

Last updated: February 2026

For LG appliances like the LG LMXS30776S refrigerator, it usually is not hard to get common maintenance and repair parts; filters, ice maker components, and many cooling-system parts are widely available. The key is matching the exact model number and using the correct part ID when ordering.

• Common parts are easy to source: water filters, air filters, door bins, and many ice maker parts.
• Major sealed-system parts can take more planning: items like a compressor or refrigerant valve are higher cost and typically installed by a technician.
• Model and revision matter: even small model suffix differences can change the correct part.
• Availability changes by part type: cosmetic panels and door assemblies can be less predictable than maintenance parts.

1. Confirm the model number on the rating label matches LMXS30776S.
2. Use the exploded views and part lists in the LMXS30776S owner's manual to identify the correct part location and description.
3. Order by part ID (not just the part name) to avoid look-alike substitutions.
4. If you are troubleshooting water or ice issues, follow the steps in how to prevent water dispenser and ice maker problems before replacing parts.

Ordering the wrong part is the most common reason for delays. With LG refrigerators, the correct match depends on the exact model and the specific component version used in that production run.

Last updated: February 2026

Cooling problems are the most common issue we see reported on LG refrigerators, including the LG LMXS30776S; symptoms include the fresh food section warming up, the freezer not holding temperature, unusual compressor noises, or the unit running constantly. Ice maker and water dispensing issues are also frequent and often tie back to airflow or water supply problems.

• Refrigerator section is warm but freezer seems OK (or the reverse)
• Loud buzzing, clicking, or humming from the back near the compressor area
• Frost buildup on the freezer back wall or poor airflow from vents
• Ice maker stops producing ice or makes small, hollow cubes
• Water dispenser flow is slow or sputters

1. Confirm settings: Set refrigerator to about 37°F and freezer to about 0°F.
2. Check airflow: Make sure vents are not blocked by food packages.
3. Clean the condenser area: Dust buildup reduces heat release and can cause warm temps.
4. Look for frost patterns: Heavy frost can point to a defrost or fan airflow problem.
5. Reset and observe: Power the refrigerator off for 5 minutes, then restart and listen for normal operation.

If your LMXS30776S has symptoms that match, these model-compatible parts are often involved:

A refrigerator that cannot move heat efficiently (airflow, condenser cleanliness, or sealed-system performance) will struggle to maintain safe food temperatures. Addressing airflow and maintenance early can prevent bigger cooling failures and reduce energy use.

• Use the LMXS30776S owner's manual for temperature recommendations, control panel functions, and maintenance intervals.
• For dispenser and ice issues, follow the steps in how to prevent water dispenser and ice maker problems.

Last updated: February 2026

LG refrigerators, including model LMXS30776S, typically last 10 to 15 years. You reach the longer end of that range by keeping airflow clear, maintaining steady temperatures, and staying current on filter changes and basic cleaning; these reduce compressor run time and wear.

The biggest lifespan drivers are compressor workload, ventilation, and door-opening frequency.

We recommend these habits for LG bottom-mount refrigerators like LMXS30776S:

• Keep interior vents unblocked so cold air circulates.
• Avoid frequent temperature changes; use stable settings.
• Replace the water filter on schedule if you use ice or water (see how to change the water filter in an LG refrigerator).
• Replace the air filter as needed to control odors and support fresh airflow (use LG refrigerator air filter ADQ73214408).
• Vacuum dust from the condenser area periodically.
• Check door gaskets for a tight seal; leaks force longer cooling cycles.

When airflow is restricted or filters are overdue, the compressor and fans run longer to maintain temperature. That extra run time increases heat and operating hours, which is the fastest way to wear out major cooling components.

• Compressor runs most of the time
• Temperatures swing or food freezes in the fresh-food section
• Excess frost in the freezer
• Cabinet edges feel unusually warm

For model-specific care and cleaning intervals, follow the LMXS30776S manual.

Last updated: February 2026