How to read LG refrigerator model numbers?
To read an LG refrigerator model number, we start by finding the model and serial tag (usually inside the fresh food compartment on a side wall or ceiling area). The model number identifies the exact configuration so you can match the right parts and instructions for your LG LTCS24223B.
Where to find the model number on LG LTCS24223B
Most LG top-mount refrigerators place the rating label in one of these spots:
- Inside the refrigerator compartment on the left wall
- Inside the refrigerator compartment on the right wall
- On the ceiling area near the front (behind the top shelf)
- Sometimes behind a crisper drawer frame edge (still inside the fresh food section)
For diagrams and label location notes specific to this unit, use the LTCS24223B owner's manual.
How to “read” the model number once you find it
We use the model number exactly as printed (letters, numbers, and any suffixes) because small differences can change the door bins, shelves, gaskets, or controls that fit.
- Brand prefix: identifies LG
- Number series: identifies the product family and size class
- Trailing characters: often indicate finish/color and revision
- Suffixes (if present): can indicate a production revision that affects part compatibility
Quick example (what each piece is used for)
| What you see on the label | What it tells us | Why you care |
|---|---|---|
| LTCS24223B | Base model identifier | Used to pull the correct parts list and diagrams |
| /04 (if shown) | Revision/version | Helps match the correct replacement parts |
Why it matters for ordering parts
Using the full model number helps us match parts that physically fit and function correctly, such as:
- LG refrigerator door bin MAN62570801 (common fit-dependent item)
- LG refrigerator door gasket ADX52752667 (must match door size and profile)
- LG refrigerator freezer door gasket ADX52752665 (freezer door seal profile varies)
If you are shopping beyond the parts list for this model, we use the same model number to search by model on Sears PartsDirect.
Tip: avoid common model-number mistakes
- Do not guess based on a “close” model number
- Do not use numbers from the energy guide sticker
- Do not use the serial number in place of the model number
Last updated: February 2026
Are LG water filters worth it?
Yes, LG water filters are worth it when your refrigerator is designed to use a filter because they help reduce taste and odor issues and can protect the water system from sediment buildup. For your LG LTCS24223B, the best value comes from using the correct filter type and replacing it on schedule per the LTCS24223B owner's manual.
When a water filter is “worth it”
A filter pays off most when you actually use the dispenser or ice maker regularly, or your water has noticeable taste, odor, or particles.
- You want better-tasting drinking water and clearer ice
- Your home water has sediment that can clog small water passages
- You want more consistent flow at the dispenser (when equipped)
- You prefer fewer odors transferring into ice
- You replace the filter on time and flush the system after changes
What to check on your LTCS24223B before buying
Not every top-mount refrigerator uses the same filter style, and some versions may not use a user-replaceable water filter at all.
| What to verify | Why it matters | Where to look |
|---|---|---|
| Dispenser or ice maker installed | Filters matter most when water is used | Inside fresh food section and back of unit |
| Filter location (if equipped) | Confirms the correct filter type | Upper corner or base grille area |
| Replacement interval | Prevents slow flow and off-taste | LTCS24223B owner's manual |
If you are troubleshooting water taste or slow flow
A new filter helps only if the filter is the restriction. If flow is still weak after replacement and flushing, the issue is often air in the line, a kinked supply line, or a valve problem.
- Flush several gallons after installing a new filter
- Confirm the shutoff valve is fully open
- Check for a pinched or kinked water line behind the refrigerator
- Make sure the refrigerator is level and not crushing the line
- If the unit has an ice maker, dump the first batch or two after a filter change
For step-by-step filter guidance, use our DIY article how to replace the water filter in an LG refrigerator.
Why it matters
Using the correct filter and changing it on time helps maintain water quality and can prevent nuisance issues like slow dispensing, hollow ice cubes, and off-tastes that make the refrigerator less enjoyable to use.
You can order replacement parts for your LG LTCS24223B from the parts list for this model, or search by model number on Sears PartsDirect.
Last updated: February 2026
What are the smart features of LG refrigerator?
LG smart refrigerator features typically include Wi-Fi connectivity for remote temperature adjustments, alerts (such as door-left-open), and built-in diagnostics to help troubleshoot cooling issues. For the exact smart capabilities (if any) on LG model LTCS24223B, check the owner's manual.
Common smart features you may see on LG refrigerators
Depending on the series and configuration, LG smart features often include:
- Remote temperature monitoring and adjustments through a mobile app
- Door-open and temperature rise notifications
- Smart diagnostics to help identify error conditions and speed up troubleshooting
- Maintenance reminders (for example, filter change reminders on models that use filters)
- Energy use tips and efficiency settings (varies by model)
How to confirm what LTCS24223B supports
Because smart features vary by model and by production version, we recommend verifying these details for your specific refrigerator:
- Look for Wi-Fi or “Smart” indicators on the control panel
- Check the feature list and specifications section in the owner's manual
- Review any troubleshooting section for app connectivity or diagnostic modes
Smart features vs. non-smart features (quick comparison)
| Feature | Smart-enabled models | Non-smart models |
|---|---|---|
| Change temp from phone | Yes | No |
| Door-open alerts to phone | Yes | No |
| Onboard diagnostics | Often (enhanced) | Basic (lights/codes) |
| Parts and service troubleshooting | Faster with diagnostics | Manual troubleshooting |
Why it matters
Smart features can help prevent food spoilage by alerting you quickly to temperature problems and can reduce repair time by providing diagnostic information before you replace parts.
If you are shopping for replacement parts for LTCS24223B (bins, gaskets, shelves, or cooling components), you can order from the parts list for this model or search by model number on Sears PartsDirect.
Last updated: February 2026
What is the size or dimensions of a B257EPZ3?
The model number B257EPZ3 does not match the LG LTCS24223B top-mount refrigerator model this parts page is built for, so we treat it as a different refrigerator. For most full-size side-by-side refrigerators like the B257 series, the cabinet is typically about 36 inches wide, 69 to 71 inches tall, and 33 to 36 inches deep (depth varies most with handles).
How to get the exact dimensions (the right way)
We recommend confirming the exact width, height, and depth from the product documentation for your specific unit.
- Check the model tag inside the fresh food compartment and confirm the full model number.
- Measure width at the widest point of the cabinet (not the doors).
- Measure height from floor to the top hinge cover.
- Measure depth in three ways: cabinet only, to door, and to handle.
- Compare your measurements to the spec sheet or manual for your exact model.
For the LG LTCS24223B top-mount refrigerator on this page, use the LTCS24223B owner's manual for model-specific specs and clearances.
Typical dimension ranges you will see
These ranges help you sanity-check your measurements before you commit to a delivery opening or cabinet cutout.
| Refrigerator style | Typical width | Typical height | Typical depth |
|---|---|---|---|
| Side-by-side (common) | 35 to 36 in. | 68 to 71 in. | 33 to 36 in. |
| Top-mount (common) | 28 to 33 in. | 65 to 69 in. | 30 to 34 in. |
Why it matters
Accurate dimensions prevent fit problems with cabinetry, door swing, and airflow clearance. Depth is especially important because handles and hinges can add enough inches to block a walkway or keep doors from opening fully.
If you are shopping parts
If you confirm your refrigerator is actually LTCS24223B, you can order model-matched parts from the list for this model, or search by model number on Sears PartsDirect.
Last updated: February 2026
Is the LG 185 ltr refrigerator 5 star any good?
The LG LTCS24223B is a top-mount refrigerator and it is not the same product as an “LG 185 liter 5-star” refrigerator. A 5-star 185 L LG fridge is a good choice when it fits your space, holds safe temperatures, and keeps operating costs low; confirm specs in the LTCS24223B owner's manual.
How we judge whether a refrigerator is “good”
Use these practical checks for any LG refrigerator, including top-mount models:
- Capacity fit: shelves and door bins match your household needs
- Temperature stability: fresh food stays about 37°F to 40°F; freezer stays about 0°F
- Door sealing: gaskets seal evenly; doors close without popping open
- Noise and airflow: steady fan sound, no frequent loud cycling
- Leak control: no puddles under the cabinet; no heavy frost on the freezer wall
Quick “good vs. needs attention” guide
| What you notice | Usually points to | Common next step |
|---|---|---|
| Water under the fridge | Defrost drain restriction | Clean the drain; replace the refrigerator drain tube 5251JA3003D if damaged |
| Frost buildup in freezer | Door not sealing or defrost issue | Inspect gaskets; verify door alignment |
| Warm fridge, freezer OK | Airflow problem | Clear blocked vents; check fan operation |
| Door not sealing | Worn gasket | Warm and reshape gasket; replace if torn |
Parts that most affect performance on LG LTCS24223B
If you are evaluating performance because of a symptom, these model-correct parts are common fixes:
- LG refrigerator door gasket ADX52752667 (fresh food door seal)
- LG refrigerator freezer door gasket ADX52752665 (freezer door seal)
- Refrigerator evaporator fan motor 4681JB1029S (circulates cold air)
Why it matters
A refrigerator can cool “well enough” but still waste energy or spoil food if the door seal leaks or the defrost drain backs up. Checking temps and sealing first prevents repeat problems.
For model-correct replacement parts, use the parts list for LG LTCS24223B, or search by model number on Sears PartsDirect.
Last updated: February 2026





