LG LMXS28626S Repair Guide
LG’s 4-door from the linear-compressor era — which makes its repair story inseparable from the compressor saga. Cooling loss on this box is compressor-first thinking, warranty-first paying. Everything else on it is standard LG french-door.
Common problems & typical repair costs
| Problem | Likely cause | Typical fix | OEM part # | Typical cost |
|---|---|---|---|---|
| Gradual cooling loss | Linear compressor — the era’s known failure | Compressor under 10-yr LG part warranty | — | $200–$500 w/ warranty |
| Er FF | Evap fan icing | Defrost repair + fan | — | $150–$350 |
| Ice maker weak | Valve or module | Replace | — | $120–$350 |
| Er dH | Defrost heater fault | Replace heater/sensor | — | $150–$350 |
Costs are national averages for professional repair (parts + labor). See the linked cost guides below for full breakdowns.
Error codes
| Code | What it means |
|---|---|
| Er FF / IF / CF | Fan errors |
| Er dH | Defrost error |
| Er CO | Communication |
| r dS / F dS | Sensor faults |
Tech notes
Purchase date in hand, warranty status confirmed with LG BEFORE authorizing any sealed-system work — that one phone call is worth several hundred dollars on this model.
Sources
Where the safety, regulatory and warranty claims on this page come from. Repair costs are our own figures based on Arizona market rates and OEM parts pricing.
- Stationary Refrigeration and Air Conditioning (Section 608) U.S. Environmental Protection Agency Refrigerant handling rules and the certification required to open a sealed system.
- Section 608 Technician Certification U.S. Environmental Protection Agency Which certification type covers household refrigerators and freezers.
- Refrigerator Limited Warranty (PDF) LG Electronics U.S.A. Compressor and sealed-system warranty terms, including which years cover labour.
Cost guides for this machine’s common repairs
DIY step-by-step instructions for this model
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